Active pharmaceutical ingredient (API) impurities for research

All products contained in this category are intended for laboratory use only, and are not meant for human consumption.

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Product data	Purity	Price range	Estimated delivery
2’,2’-Difluoro-2’-deoxyuridine REF: TR-D445740CAS: 114248-23-6	- - -	245.00 €~831.00 €	Tue 29 Oct 24
Diosmetin-d3 REF: TR-D485002CAS: 1189728-54-8	- - -	233.00 €~1,285.00 €	Tue 29 Oct 24
Diclofenac Dimer Impurity REF: TR-D436455CAS: 1609187-30-5	- - -	315.00 €~2,132.00 €	Tue 29 Oct 24
Triclosan Methyl-d3 Ether REF: TR-T774280CAS: 1020720-00-6	- - -	269.00 €~1,782.00 €	Tue 29 Oct 24
Tramadol N-Oxide REF: TR-T712530CAS: 147441-56-3	- - -	253.00 €~1,658.00 €	Tue 29 Oct 24
4-Amino-6-chloro-1,3-benzenedisulfonamide REF: TR-A603375CAS: 121-30-2	- - -	92.00 €~215.00 €	Tue 29 Oct 24
α,α-Bis[2-(dimethylamino)ethyl]-4-chlorophenylacetonitrile REF: TR-B429800CAS: 1246816-57-8	- - -	353.00 €~2,254.00 €	Tue 29 Oct 24
N-(4-Amino-3-pyridinyl)-acetamide-d3 Hydrochloride REF: TR-A629182CAS: 2733572-66-0	- - -	192.00 €~1,444.00 €	Tue 29 Oct 24
5,6-Dihydro CP-690550 REF: TR-D450240CAS: 1640972-35-5	- - -	320.00 €~2,118.00 €	Tue 29 Oct 24
Estratetraenol REF: TR-E888940CAS: 1150-90-9	- - -	92.00 €~361.00 €	Tue 29 Oct 24
N-Acetyl-d3 Adamantamine REF: TR-A168052CAS: 1217704-63-6	- - -	227.00 €~1,606.00 €	Tue 29 Oct 24
E,E-Dienestrol-d6 REF: TR-D441813	- - -	436.00 €~1,688.00 €	Tue 29 Oct 24
5,6-Dihydro Uracil-13C,15N2 REF: TR-D449992CAS: 181516-96-1	- - -	330.00 €~2,181.00 €	Tue 29 Oct 24
Daunorubicinol-13C,d3 (mixture of diastereomers) REF: TR-D194512CAS: 28008-55-1	- - -	1,100.00 €~16,031.00 €	Tue 29 Oct 24
Epi Galanthamine REF: TR-E588025CAS: 1668-85-5	- - -	285.00 €~1,216.00 €	Tue 29 Oct 24
Mianserin N-Oxide REF: TR-M341510CAS: 62510-46-7	- - -	322.00 €	Tue 29 Oct 24
Oseltamivir-d3 Acid REF: TR-O700982CAS: 1242184-43-5	- - -	445.00 €~3,310.00 €	Tue 29 Oct 24
Ganciclovir REF: TR-G235000CAS: 82410-32-0	- - -	122.00 €~242.00 €	Tue 29 Oct 24
Pregnenolone-16-ene Acetate Oxime REF: TR-P712230CAS: 2174-13-2	- - -	259.00 €~1,754.00 €	Tue 29 Oct 24
5-epi Emtricitabine REF: TR-E524980CAS: 145986-26-1	- - -	322.00 €~2,048.00 €	Tue 29 Oct 24

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2’,2’-Difluoro-2’-deoxyuridine

Controlled Product

CAS:114248-23-6

Formula:

C₉H₁₀F₂N₂O₅

Color and Shape:

White To Off-White

Molecular weight:

264.18

Ref: TR-D445740

5mg		245.00 €
10mg		417.00 €
25mg		831.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Diosmetin-d3

Controlled Product

CAS:1189728-54-8

Applications A metabolite of Apigenin. Antibacterial. Metabolite of Luteolin in rats. References Baylocq, D., et …

Formula:

C₁₆H₃H₉O₆

Color and Shape:

Off White To Yellow

Molecular weight:

303.28

Ref: TR-D485002

1mg		233.00 €
5mg		759.00 €
10mg		1,285.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Diclofenac Dimer Impurity

CAS:1609187-30-5

Applications Diclofenac Dimer Impurity, is an metabolite of Diclofenac (D436450), which is nonsteroidal anti-inflammatory compound …

Formula:

C₂₈H₂₀Cl₄N₂O₄

Color and Shape:

Light Orange Colour To Red

Molecular weight:

590.28

Ref: TR-D436455

25mg		2,132.00 €
2500µg		315.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Triclosan Methyl-d3 Ether

Controlled Product

CAS:1020720-00-6

Applications A bactericide detected in rivers and lakes. Not a dangerous good if item is …

Formula:

C₁₃H₃H₆Cl₃O₂

Color and Shape:

Neat

Molecular weight:

306.59

Ref: TR-T774280

5mg		269.00 €
50mg		1,782.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Tramadol N-Oxide

Controlled Product

CAS:147441-56-3

Formula:

C₁₆H₂₅NO₃

Color and Shape:

Neat

Molecular weight:

279.37

Ref: TR-T712530

10mg		253.00 €
100mg		1,658.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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4-Amino-6-chloro-1,3-benzenedisulfonamide

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4-Amino-6-chloro-1,3-benzenedisulfonamide

Controlled Product

CAS:121-30-2

Impurity Hydrochlorothiazide EP Impurity B Applications Diuretic. Hydrochlorothiazide EP Impurity B. References Fliri, A., et …

Formula:

C₆H₈ClN₃O₄S₂

Color and Shape:

White

Molecular weight:

285.73

Ref: TR-A603375

5g		92.00 €
25g		170.00 €
50g		215.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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α,α-Bis[2-(dimethylamino)ethyl]-4-chlorophenylacetonitrile

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α,α-Bis[2-(dimethylamino)ethyl]-4-chlorophenylacetonitrile

Controlled Product

CAS:1246816-57-8

Impurity Chlorpeniramine EP Impurity A Applications α,α-Bis[2-(dimethylamino)ethyl]-4-chlorophenylacetonitrile (Chlorpeniramine EP Impurity A) is a Chlorpeniramine intermediate.

Formula:

C₁₆H₂₄ClN₃

Color and Shape:

White

Molecular weight:

293.83

Ref: TR-B429800

250mg		353.00 €
2500mg		2,254.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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N-(4-Amino-3-pyridinyl)-acetamide-d3 Hydrochloride

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N-(4-Amino-3-pyridinyl)-acetamide-d3 Hydrochloride

Controlled Product

CAS:2733572-66-0

Formula:

C₇H₆D₃N₃O•HCl

Color and Shape:

Neat

Molecular weight:

154.18 +(36.46)

Ref: TR-A629182

5mg		192.00 €
25mg		836.00 €
50mg		1,444.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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5,6-Dihydro CP-690550

Controlled Product

CAS:1640972-35-5

Applications 5,6-Dihydro CP-690550 is an impurity of CP-690550 (C781350), a pyrrolo[2,3-d]pyrimidine derivative, as Janus kinase …

Formula:

C₁₆H₂₂N₆O

Color and Shape:

Neat

Molecular weight:

314.39

Ref: TR-D450240

5mg		320.00 €
25mg		1,328.00 €
50mg		2,118.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Estratetraenol

Controlled Product

CAS:1150-90-9

Applications A steroid produced by females having pheromone activities. References Kotiyan, P., et al.: J. …

Formula:

C₁₈H₂₂O

Color and Shape:

Neat

Molecular weight:

254.37

Ref: TR-E888940

5mg		92.00 €
10mg		132.00 €
50mg		361.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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N-Acetyl-d3 Adamantamine

Controlled Product

CAS:1217704-63-6

Applications A labelled metabolite of Adamantanamine.

Formula:

C₁₂H₁₆D₃NO

Color and Shape:

Neat

Molecular weight:

196.3

Ref: TR-A168052

5mg		227.00 €
50mg		1,606.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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E,E-Dienestrol-d6

Controlled Product

Formula:

C₁₈H₁₂D₆O₂

Color and Shape:

Light Beige To Brown

Molecular weight:

272.37

Ref: TR-D441813

5mg		436.00 €
10mg		832.00 €
25mg		1,688.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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5,6-Dihydro Uracil-13C,15N2

CAS:181516-96-1

Applications Isotope Labelled 5,6-Dihydro Uracil is a degradation product of DNA and was used in …

Formula:

C₃₁₃CH₆₁₅N₂O₂

Color and Shape:

Off-White To Beige

Molecular weight:

117.08

Ref: TR-D449992

25mg		2,181.00 €
2500µg		330.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Daunorubicinol-13C,d3 (mixture of diastereomers)

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Daunorubicinol-13C,d3 (mixture of diastereomers)

Controlled Product

CAS:28008-55-1

Applications A metabolite of Daunorubicin. Used as an antineoplastic. Complexes with DNA. Inhibits DNA and …

Formula:

CC₂₆D₃H₂₈NO₁₀

Color and Shape:

Neat

Molecular weight:

533.55

Ref: TR-D194512

1mg		7,970.00 €
100µg		1,100.00 €
2500µg		16,031.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Epi Galanthamine

CAS:1668-85-5

Formula:

C₁₇H₂₁NO₃

Color and Shape:

Neat

Molecular weight:

287.35

Ref: TR-E588025

5mg		285.00 €
10mg		511.00 €
25mg		1,216.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Mianserin N-Oxide

Controlled Product

CAS:62510-46-7

Applications A metabolite of Mianserin. References Begg, E., et al.: Br. J. Clin. Pharmacol., 27, …

Formula:

C₁₈H₂₀N₂O

Color and Shape:

Neat

Molecular weight:

280.36

Ref: TR-M341510

5mg 322.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Oseltamivir-d3 Acid

Controlled Product

CAS:1242184-43-5

Stability Very Hygroscopic Applications Labelled Oseltamivir Acid (O700980). Oseltamivir Acid is a metabolite of Oseltamivir …

Formula:

C₁₄H₃H₂₁N₂O₄

Color and Shape:

Neat

Molecular weight:

287.37

Ref: TR-O700982

1mg		445.00 €
25mg		3,310.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Ganciclovir

Controlled Product

CAS:82410-32-0

Applications Ganciclovir is a nucleoside analog structurally related to Acyclovir (A192400). Ganciclovir is an antiviral. …

Formula:

C₉H₁₃N₅O₄

Color and Shape:

White To Off-White

Molecular weight:

255.23

Ref: TR-G235000

1g		242.00 €
50mg		122.00 €
100mg		131.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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Pregnenolone-16-ene Acetate Oxime

Controlled Product

CAS:2174-13-2

Applications Pregnenolone-16-ene Acetate Oxime is used in the synthesis of pegnange derivatives as antioxidant and …

Formula:

C₂₃H₃₃NO₃

Color and Shape:

Neat

Molecular weight:

371.51

Ref: TR-P712230

1g		259.00 €
10g		1,754.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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5-epi Emtricitabine

Controlled Product

CAS:145986-26-1

Applications 5-epi Emtricitabine is an epimer of Emtricitabine (E525000), a nucleoside reverse transcriptase inhibitor approved …

Formula:

C₈H₁₀FN₃O₃S

Color and Shape:

Neat

Molecular weight:

247.25

Ref: TR-E524980

1mg		322.00 €
10mg		2,048.00 €

Estimated delivery in United States, on Tuesday 29 Oct 2024

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