Levothyroxine and Impurities

92 products on this category.

Product data	Purity	Price range	Estimated delivery
L-Thyroxine REF: TM-T0864CAS: 51-48-9	98.21%	37.00 €~72.00 €	Fri 09 Aug 24
N-Methylamide Levothyroxine REF: 4Z-L-4616CAS: 2088032-52-2	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 14 REF: 4Z-L-4636CAS: 854646-83-6	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 64 (T4-Hydroacetic Acid) REF: 4Z-L-4606CAS: 93647-48-4	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 70 REF: 4Z-L-4625	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 15 REF: 4Z-L-4637	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 16 REF: 4Z-L-4638CAS: 3006-01-7	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity B REF: 4Z-L-4626CAS: 1628720-66-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 69 REF: 4Z-L-4623	- - -	To inquire	Mon 12 Aug 24
L-Thyroxine sodium salt pentahydrate REF: TM-T15699CAS: 6106-07-6	98%	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 53 (Mixture of Diastereomers) REF: 4Z-L-4675	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 56 (N-Formyl-T4) REF: 4Z-L-4607CAS: 671235-41-9	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity K (R-Isomer) REF: 4Z-L-4687CAS: 66701-15-3	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 11 REF: 4Z-L-4633CAS: 1155-40-4	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 67 REF: 4Z-L-4620CAS: 56460-41-4	- - -	To inquire	Mon 12 Aug 24
Levothyroxine-13C9-15N REF: 4Z-L-4632CAS: 1431868-11-9	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 18 REF: 4Z-L-4640	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 20 REF: 4Z-L-4642CAS: 2230724-39-5	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 30 Sodium Salt REF: 4Z-L-4652	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 17 REF: 4Z-L-4639CAS: 3914-31-6	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Related Compound 4 REF: 4Z-L-4608CAS: 176258-88-1	- - -	To inquire	Mon 12 Aug 24
rac-Levothyroxine EP Impurity J (3,3'-DL-Diiodothyronine) REF: 4Z-L-4627CAS: 70-40-6	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Related Compound 5 REF: 4Z-L-4609CAS: 26041-51-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity H REF: 4Z-L-4612CAS: 2055-97-2	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 10 REF: 4Z-L-4631CAS: 909279-46-5	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 29 REF: 4Z-L-4651CAS: 2055-94-9	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity J HCl (3,3'-L-Diiodothyronine HCl) REF: 4Z-L-4679CAS: 4604-41-5	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 65 REF: 4Z-L-4618CAS: 153324-21-1	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 12 REF: 4Z-L-4634CAS: 176258-89-2	- - -	To inquire	Mon 12 Aug 24
rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl) REF: 4Z-L-4681CAS: 2668306-64-5	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 62 (Mixture of Diastereomers) REF: 4Z-L-4686	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity K (3,3',5'-Triiodo-L-Thyronine) REF: 4Z-L-4628CAS: 5817-39-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 58 REF: 4Z-L-4682CAS: 176258-87-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine N-Methylamine REF: 4Z-L-4615	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Related Compound 10 REF: 4Z-L-4624CAS: 94345-95-6	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 68 REF: 4Z-L-4622CAS: 886203-79-8	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity I REF: 4Z-L-4611CAS: 2016-06-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 66 REF: 4Z-L-4619CAS: 1027-28-7	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 26 REF: 4Z-L-4648CAS: 2088032-78-2	- - -	To inquire	Mon 12 Aug 24
Levothyroxine EP Impurity F REF: 4Z-L-4614CAS: 911661-90-0	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 21 REF: 4Z-L-4613CAS: 107849-54-7	- - -	To inquire	Mon 12 Aug 24
rac-Levothyroxine Impurity 22 REF: 4Z-L-4605CAS: 2512209-79-7	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 44 REF: 4Z-L-4666CAS: 7069-47-8	- - -	To inquire	Mon 12 Aug 24
Levothyroxine Impurity 42 REF: 4Z-L-4663	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 60 REF: 4Z-L-4684CAS: 51-26-3	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 33 REF: 4Z-L-4655	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 24 REF: 4Z-L-4646	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 34 REF: 4Z-L-4656	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 40 REF: 4Z-L-4661	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 61 (Mixture of Diastereomers) REF: 4Z-L-4685	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 41 REF: 4Z-L-4662	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 23 REF: 4Z-L-4645	- - -	To inquire	Fri 16 Aug 24
L-Thyroxine sodium REF: TM-T22355CAS: 55-03-8	99.56%	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 31 REF: 4Z-L-4653	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 32 REF: 4Z-L-4654	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 49 REF: 4Z-L-4671	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 35 REF: 4Z-L-4657	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 55 REF: 4Z-L-4677	- - -	To inquire	Fri 16 Aug 24
3,5-Diiodo-L-tyrosine REF: 4Z-L-4617	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 37 REF: 4Z-L-4659	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 47 REF: 4Z-L-4669CAS: 92028-82-5	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 57 REF: 4Z-L-4680CAS: 3861-58-3	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 50 REF: 4Z-L-4672	- - -	To inquire	Fri 16 Aug 24
Levothyroxine sulfate REF: 4Z-L-4604CAS: 77074-49-8	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 28 REF: 4Z-L-4650	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 48 REF: 4Z-L-4670	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 27 REF: 4Z-L-4649	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 63 REF: 4Z-L-4688	- - -	To inquire	Fri 16 Aug 24
Levothyroxine phenolic glucuronide REF: 4Z-L-4603CAS: 21462-56-6	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 54 REF: 4Z-L-4676CAS: 105172-64-3	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 51 REF: 4Z-L-4673	- - -	To inquire	Fri 16 Aug 24
Bis(p-anisyl)iodonium bromide REF: 4Z-L-4621	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 25 REF: 4Z-L-4647	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Mannitol Adduct HCl REF: 4Z-L-4691	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 43 REF: 4Z-L-4664	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Glucose Adduct REF: 4Z-L-4643	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Lactose Adduct REF: 4Z-L-4644	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 46 REF: 4Z-L-4668	- - -	To inquire	Fri 16 Aug 24
Levothyroxine acyl glucuronide REF: 4Z-L-4602CAS: 909880-81-5	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 52 REF: 4Z-L-4674	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 59 REF: 4Z-L-4683CAS: 1158-10-7	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 39 REF: 4Z-L-4660	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Related Compound 5-d3 REF: 4Z-L-4678	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 19 REF: 4Z-L-4641	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 36 REF: 4Z-L-4658CAS: 2088032-62-4	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 71 REF: 4Z-L-4689	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 72 REF: 4Z-L-4690	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Lactose adduct 2 (Amadori Rearrangement Product) REF: 4Z-L-4665	- - -	To inquire	Fri 16 Aug 24
Levothyroxine Impurity 45 REF: 4Z-L-4667CAS: 30804-52-5	- - -	To inquire	Fri 16 Aug 24
3,5-Diiodo Thyroacetic Acid REF: TR-D455140CAS: 1155-40-4	- - -	275.00 €~831.00 €	Mon 19 Aug 24
Thyroxine 4’-O-β-D-Glucuronide REF: TR-T425630CAS: 21462-56-6	- - -	350.00 €~2,297.00 €	Mon 19 Aug 24
β-Hydroxy Thyroxine REF: TR-H963600CAS: 107849-54-7	- - -	308.00 €~2,011.00 €	Thu 19 Sep 24

+ info

L-Thyroxine

CAS:51-48-9

L-Thyroxine, major thyroid hormone, is made by iodinating tyrosine and coupling it in thyroglobulin, then …

Formula:

C₁₅H₁₁I₄NO₄

Purity:

98.21%

Color and Shape:

Crystals Solid

Molecular weight:

776.87

Ref: TM-T0864

1g		72.00 €
1ml		63.00 €
200mg		37.00 €
500mg		57.00 €

Estimated delivery in United States, on Friday 9 Aug 2024

+ info

+ info

N-Methylamide Levothyroxine

CAS:2088032-52-2

Formula:

C₁₆H₁₄I₄N₂O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

789.92

Ref: 4Z-L-4616

10mg		974.00 €
25mg		1,754.00 €
50mg		To inquire
100mg		4,242.00 €

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 14

CAS:854646-83-6

Formula:

C₈H₇I₂NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

418.96

Ref: 4Z-L-4636

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

Levothyroxine Impurity 64 (T4-Hydroacetic Acid)

+ info

Levothyroxine Impurity 64 (T4-Hydroacetic Acid)

CAS:93647-48-4

Formula:

C₁₄H₈I₄O₅

Color and Shape:

Off-White Solid

Molecular weight:

763.83

Ref: 4Z-L-4606

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 70

Formula:

C₁₉H₁₉I₂NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

595.17

Ref: 4Z-L-4625

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 15

Formula:

C₁₉H₁₉I₂NO₅

Color and Shape:

Pale Brown Solid

Molecular weight:

595.17

Ref: 4Z-L-4637

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 16

CAS:3006-01-7

Formula:

C₁₉H₁₈I₃NO₅

Color and Shape:

Pale Brown Solid

Molecular weight:

721.07

Ref: 4Z-L-4638

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine EP Impurity B

CAS:1628720-66-0

Formula:

C₁₅H₁₁ClI₃NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

685.42

Ref: 4Z-L-4626

10mg		To inquire
25mg		844.00 €
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 69

Formula:

C₁₅H₁₃BrINO₄

Molecular weight:

478.08

Ref: 4Z-L-4623

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

L-Thyroxine sodium salt pentahydrate

CAS:6106-07-6

L-Thyroxine sodium salt pentahydrate, also known as Levothyroxine, is a synthetic hormone utilized in the …

Formula:

C₁₅H₂₀I₄NNaO₉

Purity:

98%

Color and Shape:

Solid

Molecular weight:

888.93

Ref: TM-T15699

1g		71.00 €
1ml		55.00 €
500mg		55.00 €

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

Levothyroxine Impurity 53 (Mixture of Diastereomers)

+ info

Levothyroxine Impurity 53 (Mixture of Diastereomers)

Formula:

C₂₁H₁₅I₄NO₉

Molecular weight:

932.97

Ref: 4Z-L-4675

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 56 (N-Formyl-T4)

CAS:671235-41-9

Formula:

C₁₆H₁₁I₄NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

804.88

Ref: 4Z-L-4607

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine EP Impurity K (R-Isomer)

CAS:66701-15-3

Formula:

C₁₅H₁₂I₃NO₄

Molecular weight:

650.98

Ref: 4Z-L-4687

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 11

CAS:1155-40-4

Formula:

C₁₄H₁₀I₂O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

496.04

Ref: 4Z-L-4633

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 67

CAS:56460-41-4

Formula:

C₁₂H₁₃I₂NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

489.05

Ref: 4Z-L-4620

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine-13C9-15N

CAS:1431868-11-9

Formula:

C₆₁₃C₉H₁₁I₄₁₅NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

786.80

Ref: 4Z-L-4632

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 18

Formula:

C₂₅H₁₉I₆NO₆

Color and Shape:

Pale Brown Solid

Molecular weight:

1190.85

Ref: 4Z-L-4640

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 20

CAS:2230724-39-5

Formula:

C₁₅H₁₃I₄NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

746.89

Ref: 4Z-L-4642

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 30 Sodium Salt

Formula:

C₁₆H₁₂I₄NO₄·Na

Color and Shape:

White To Off-White Solid

Molecular weight:

789.90 22.99

Ref: 4Z-L-4652

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 17

CAS:3914-31-6

Formula:

C₁₅H₁₁I₃O₄

Color and Shape:

Pale Brown Solid

Molecular weight:

635.96

Ref: 4Z-L-4639

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Related Compound 4

CAS:176258-88-1

Formula:

C₁₄H₉I₄NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

746.85

Ref: 4Z-L-4608

10mg		972.00 €
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

rac-Levothyroxine EP Impurity J (3,3'-DL-Diiodothyronine)

+ info

rac-Levothyroxine EP Impurity J (3,3'-DL-Diiodothyronine)

CAS:70-40-6

Formula:

C₁₅H₁₃I₂NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

525.08

Ref: 4Z-L-4627

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Related Compound 5

CAS:26041-51-0

Formula:

C₁₇H₁₃I₄NO₅

Color and Shape:

Off-White Solid

Molecular weight:

818.91

Ref: 4Z-L-4609

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine EP Impurity H

CAS:2055-97-2

Formula:

C₁₃H₆I₄O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

733.80

Ref: 4Z-L-4612

10mg		To inquire
25mg		1,746.00 €
50mg		2,536.00 €
100mg		4,242.00 €

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 10

CAS:909279-46-5

Formula:

C₁₅H₁₁ClI₃NO₄

Color and Shape:

Off-White Solid

Molecular weight:

685.42

Ref: 4Z-L-4631

10mg		To inquire
25mg		To inquire
50mg		7,704.00 €
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 29

CAS:2055-94-9

Formula:

C₁₃H₈I₄O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

719.82

Ref: 4Z-L-4651

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

Levothyroxine EP Impurity J HCl (3,3'-L-Diiodothyronine HCl)

+ info

Levothyroxine EP Impurity J HCl (3,3'-L-Diiodothyronine HCl)

CAS:4604-41-5

Formula:

C₁₅H₁₃I₂NO₄·HCl

Molecular weight:

525.08 36.46

Ref: 4Z-L-4679

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 65

CAS:153324-21-1

Formula:

C₁₃H₁₃I₂NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

517.06

Ref: 4Z-L-4618

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 12

CAS:176258-89-2

Formula:

C₁₄H₁₀I₄O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

717.85

Ref: 4Z-L-4634

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl)

+ info

rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl)

CAS:2668306-64-5

Formula:

C₁₅H₁₃I₂NO₄·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

525.08 36.46

Ref: 4Z-L-4681

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

Levothyroxine Impurity 62 (Mixture of Diastereomers)

+ info

Levothyroxine Impurity 62 (Mixture of Diastereomers)

Formula:

C₂₁H₁₇I₄NO₁₀

Molecular weight:

950.98

Ref: 4Z-L-4686

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

Levothyroxine EP Impurity K (3,3',5'-Triiodo-L-Thyronine)

+ info

Levothyroxine EP Impurity K (3,3',5'-Triiodo-L-Thyronine)

CAS:5817-39-0

Formula:

C₁₅H₁₂I₃NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

650.98

Ref: 4Z-L-4628

10mg		To inquire
25mg		681.00 €
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 58

CAS:176258-87-0

Formula:

C₁₄H₁₁I₃O₂

Molecular weight:

591.95

Ref: 4Z-L-4682

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine N-Methylamine

Formula:

C₁₆H₁₄I₄N₂O₃

Color and Shape:

Off-White Solid

Molecular weight:

789.92

Ref: 4Z-L-4615

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Related Compound 10

CAS:94345-95-6

Formula:

C₁₆H₁₅I₂NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

539.11

Ref: 4Z-L-4624

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 68

CAS:886203-79-8

Formula:

C₁₈H₁₇I₂NO₅

Molecular weight:

581.15

Ref: 4Z-L-4622

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine EP Impurity I

CAS:2016-06-0

Formula:

C₁₃H₆I₄O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

717.81

Ref: 4Z-L-4611

10mg		To inquire
25mg		842.00 €
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 66

CAS:1027-28-7

Formula:

C₁₁H₁₁I₂NO₄

Color and Shape:

Off-White Solid

Molecular weight:

475.02

Ref: 4Z-L-4619

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 26

CAS:2088032-78-2

Formula:

C₁₄H₉I₄NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

746.85

Ref: 4Z-L-4648

10mg		2,586.00 €
25mg		4,662.00 €
50mg		To inquire
100mg		12,791.00 €

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine EP Impurity F

CAS:911661-90-0

Formula:

C₂₁H₁₃I₆NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

1120.76

Ref: 4Z-L-4614

10mg		1,234.00 €
25mg		2,142.00 €
50mg		To inquire
100mg		6,004.00 €

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 21

CAS:107849-54-7

Formula:

C₁₅H₁₁I₄NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

792.87

Ref: 4Z-L-4613

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

rac-Levothyroxine Impurity 22

CAS:2512209-79-7

Formula:

C₁₅H₁₁I₄NO₅

Color and Shape:

White To Off-White Solid

Molecular weight:

792.87

Ref: 4Z-L-4605

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 44

CAS:7069-47-8

Formula:

C₁₅H₁₀I₄O₅

Color and Shape:

White To Off-White Solid

Molecular weight:

777.86

Ref: 4Z-L-4666

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

+ info

+ info

Levothyroxine Impurity 42

Formula:

C₂₉H₁₇I₈NO₈

Molecular weight:

1522.69

Ref: 4Z-L-4663

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 60

CAS:51-26-3

Formula:

C₁₅H₁₁I₃O₄

Molecular weight:

635.96

Ref: 4Z-L-4684

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 33

Formula:

C₃₀H₂₃I₅N₂O₈

Molecular weight:

1174.04

Ref: 4Z-L-4655

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 24

Formula:

C₁₅H₁₁I₄NO₄

Molecular weight:

776.87

Ref: 4Z-L-4646

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 34

Formula:

C₃₀H₂₃I₅N₂O₈

Molecular weight:

1174.04

Ref: 4Z-L-4656

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 40

Formula:

C₂₈H₁₆I₇NO₇

Molecular weight:

1366.77

Ref: 4Z-L-4661

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

Levothyroxine Impurity 61 (Mixture of Diastereomers)

Formula:

C₂₁H₁₅I₄NO₉

Molecular weight:

932.97

Ref: 4Z-L-4685

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 41

Formula:

C₂₈H₁₆I₇NO₇

Molecular weight:

1366.77

Ref: 4Z-L-4662

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 23

Formula:

C₂₁H₁₄I₅NO₅

Molecular weight:

994.87

Ref: 4Z-L-4645

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

L-Thyroxine sodium

CAS:55-03-8

L-Thyroxine sodium (LT4 sodium), the major hormone derived from the thyroid gland, is the agonist …

Formula:

C₁₅H₁₀I₄NO₄·Na

Purity:

99.56%

Color and Shape:

Yellowish To Buff-Colored Amorphous Powder Solid

Molecular weight:

798.85

Ref: TM-T22355

1g		67.00 €
1ml		57.00 €
500mg		51.00 €

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 31

Formula:

C₁₈H₁₆I₄N₂O₅

Molecular weight:

847.95

Ref: 4Z-L-4653

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 32

Formula:

C₃₀H₂₂I₆N₂O₈

Molecular weight:

1299.94

Ref: 4Z-L-4654

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 49

Formula:

C₁₃H₁₁I₂NO₂

Molecular weight:

467.04

Ref: 4Z-L-4671

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 35

Formula:

C₃₀H₂₂I₆N₂O₈

Molecular weight:

1299.94

Ref: 4Z-L-4657

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 55

Formula:

C₁₅H₁₁I₄NO₅

Molecular weight:

792.87

Ref: 4Z-L-4677

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

3,5-Diiodo-L-tyrosine

Formula:

C₉H₉I₂NO₃

Molecular weight:

432.99

Ref: 4Z-L-4617

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 37

Formula:

C₂₁H₁₅I₄NO₅

Molecular weight:

868.97

Ref: 4Z-L-4659

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 47

CAS:92028-82-5

Formula:

C₁₃H₁₃NO₂

Molecular weight:

215.25

Ref: 4Z-L-4669

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 57

CAS:3861-58-3

Formula:

C₇H₄INO₄

Molecular weight:

293.02

Ref: 4Z-L-4680

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 50

Formula:

C₁₃H₁₀I₃NO₂

Molecular weight:

592.94

Ref: 4Z-L-4672

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine sulfate

CAS:77074-49-8

Formula:

C₁₅H₁₁I₄NO₇S

Molecular weight:

856.94

Ref: 4Z-L-4604

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 28

Formula:

C₁₅H₁₂I₃NO₅

Molecular weight:

666.98

Ref: 4Z-L-4650

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 48

Formula:

C₁₃H₁₁I₂NO₂

Molecular weight:

467.04

Ref: 4Z-L-4670

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 27

Formula:

C₂₉H₁₃I₈NO₆

Molecular weight:

1486.66

Ref: 4Z-L-4649

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 63

Formula:

C₁₅H₁₁ClI₃NO₅

Molecular weight:

701.42

Ref: 4Z-L-4688

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine phenolic glucuronide

CAS:21462-56-6

Formula:

C₂₁H₁₉I₄NO₁₀

Molecular weight:

953.00

Ref: 4Z-L-4603

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 54

CAS:105172-64-3

Formula:

C₁₅H₁₁I₃N₂O₆

Molecular weight:

695.97

Ref: 4Z-L-4676

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 51

Formula:

C₁₃H₁₀I₃NO₂

Molecular weight:

592.94

Ref: 4Z-L-4673

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Bis(p-anisyl)iodonium bromide

Formula:

C₁₄H₁₄IO₂·Br

Molecular weight:

341.17 79.90

Ref: 4Z-L-4621

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 25

Formula:

C₂₁H₁₄I₅NO₅

Molecular weight:

994.87

Ref: 4Z-L-4647

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Mannitol Adduct HCl

Formula:

C₂₁H₂₃I₄NO₉·HCl

Molecular weight:

941.03 36.46

Ref: 4Z-L-4691

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 43

Formula:

C₂₉H₁₇I₈NO₈

Molecular weight:

1522.69

Ref: 4Z-L-4664

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Glucose Adduct

Formula:

C₂₁H₂₁I₄NO₉

Molecular weight:

939.02

Ref: 4Z-L-4643

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Lactose Adduct

Formula:

C₂₇H₃₁I₄NO₁₄

Molecular weight:

1101.16

Ref: 4Z-L-4644

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 46

Formula:

C₁₃H₁₂INO₂

Molecular weight:

341.15

Ref: 4Z-L-4668

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine acyl glucuronide

CAS:909880-81-5

Formula:

C₂₁H₁₉I₄NO₁₀

Molecular weight:

953.00

Ref: 4Z-L-4602

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 52

Formula:

C₁₃H₉I₄NO₂

Molecular weight:

718.84

Ref: 4Z-L-4674

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 59

CAS:1158-10-7

Formula:

C₁₅H₁₂I₂O₄

Molecular weight:

510.07

Ref: 4Z-L-4683

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 39

Formula:

C₄₄H₃₀I₁₀N₂O₁₀

Molecular weight:

2015.77

Ref: 4Z-L-4660

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Related Compound 5-d3

Formula:

C₁₇H₁₀D₃I₄NO₅

Molecular weight:

821.93

Ref: 4Z-L-4678

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 19

Formula:

C₁₅H₁₀I₃NO₅

Molecular weight:

664.96

Ref: 4Z-L-4641

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 36

CAS:2088032-62-4

Formula:

C₃₀H₂₁I₇N₂O₈

Molecular weight:

1425.84

Ref: 4Z-L-4658

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 71

Formula:

C₃₃H₄₅I₄NO₅

Molecular weight:

1043.34

Ref: 4Z-L-4689

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 72

Formula:

C₃₃H₄₅I₄NO₅

Molecular weight:

1043.34

Ref: 4Z-L-4690

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

Levothyroxine Lactose adduct 2 (Amadori Rearrangement Product)

+ info

Levothyroxine Lactose adduct 2 (Amadori Rearrangement Product)

Formula:

C₂₇H₃₁I₄NO₁₄

Molecular weight:

1101.16

Ref: 4Z-L-4665

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

Levothyroxine Impurity 45

CAS:30804-52-5

Formula:

C₁₉H₁₇I₄NO₅

Molecular weight:

846.96

Ref: 4Z-L-4667

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 16 Aug 2024

+ info

+ info

3,5-Diiodo Thyroacetic Acid

CAS:1155-40-4

Applications The acetic acid analog of Thyroxine. A potent Thyroxine impurity. References Horst, C., et …

Formula:

C₁₄H₁₀I₂O₄

Color and Shape:

Off-White To Light Brown

Molecular weight:

496.04

Ref: TR-D455140

25mg		275.00 €
50mg		473.00 €
100mg		831.00 €

Estimated delivery in United States, on Monday 19 Aug 2024

+ info

+ info

Thyroxine 4’-O-β-D-Glucuronide

CAS:21462-56-6

Applications Thyroxine 4-O-β-D-Glucuronide is a major metabolite and glucuronide conjugate of Thyroxine (T425600) formed via …

Formula:

C₂₁H₁₉I₄NO₁₀

Color and Shape:

Off-White

Molecular weight:

952.99

Ref: TR-T425630

1mg		350.00 €
5mg		1,469.00 €
10mg		2,297.00 €

Estimated delivery in United States, on Monday 19 Aug 2024

+ info

+ info

β-Hydroxy Thyroxine

Controlled Product

CAS:107849-54-7

Impurity Levothyroxine beta-Hydroxy Impurity / Levothyroxine beta-Hydroxy T4 Impurity Applications It has been prepared for …

Formula:

C₁₅H₁₁I₄NO₅

Color and Shape:

Neat

Molecular weight:

792.87

Ref: TR-H963600

1mg		308.00 €
10mg		2,011.00 €

Estimated delivery in United States, on Thursday 19 Sep 2024

+ info