Rifaximin and Impurities

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products per page. 20 products on this category.

Product data	Purity	Price range	Estimated delivery
Rifaximin REF: TM-T1154CAS: 80621-81-4	97.92% - 99.18%	37.00 €~323.00 €	Wed 27 Nov 24
Rifaximin EP Impurity A REF: 4Z-R-3516CAS: 695-34-1	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity B (Rifamycin B) REF: 4Z-R-3511CAS: 13929-35-6	- - -	To inquire	Fri 29 Nov 24
Rifaximin Impurity 2 REF: 4Z-R-358CAS: 1351775-03-5	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity G REF: 4Z-R-3510CAS: 80621-76-7	- - -	To inquire	Fri 29 Nov 24
Rifaximin-d6 REF: 4Z-R-351CAS: 1262992-43-7	- - -	To inquire	Fri 29 Nov 24
25-Desacetyl Rifaximin-d6 REF: 4Z-R-356CAS: 80621-88-1	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity E (Rifamycin S) REF: 4Z-R-3515CAS: 13553-79-2	- - -	To inquire	Fri 29 Nov 24
25-Desacetyl Rifaximin REF: 4Z-R-355CAS: 80621-88-1	- - -	To inquire	Fri 29 Nov 24
Rifaximin Impurity 1 REF: 4Z-R-357CAS: 1351775-04-6	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity C Sodium Salt (Rifamycin SV Sodium Salt) REF: 4Z-R-3513CAS: 14897-39-3	- - -	To inquire	Fri 29 Nov 24
Rifaximin REF: 4Z-R-352CAS: 80621-81-4	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity F (Rifamycin O) REF: 4Z-R-3514CAS: 14487-05-9	- - -	To inquire	Fri 29 Nov 24
Rifaximin Impurity 3 REF: 4Z-R-3517CAS: 1404064-82-9	- - -	To inquire	Fri 29 Nov 24
Rifaximin EP Impurity C (Rifamycin SV) REF: 4Z-R-3512CAS: 6998-60-3	- - -	To inquire	Fri 29 Nov 24
4-Methylpyridin-2-amine REF: 86-MM3389.01CAS: 695-34-1	- - -	946.00 €~1,267.00 €	Mon 02 Dec 24
Rifaximin Impurity 4 REF: 4Z-R-3518CAS: 17778-33-5	- - -	To inquire	Wed 04 Dec 24
Rifaximin Imine-N-Oxide REF: 4Z-R-359CAS: 51963-55-4	- - -	To inquire	Wed 04 Dec 24
Rifaximin EP Impurity D REF: 4Z-R-353	- - -	To inquire	Wed 04 Dec 24
Rifaximin REF: TR-R509500CAS: 80621-81-4	- - -	92.00 €~156.00 €	Tue 10 Dec 24

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Rifaximin

CAS:80621-81-4

Rifaximin: an oral semi-synthetic antibiotic from rifamycin SV; targets bacterial RNA polymerase to halt growth.

Formula:

C₄₃H₅₁N₃O₁₁

Purity:

97.92% - 99.18%

Color and Shape:

Red-Orange Crystalline Powder

Molecular weight:

785.88

Ref: TM-T1154

1g		87.00 €
5g		323.00 €
200mg		37.00 €
500mg		57.00 €
1mL*10mM (DMSO)		63.00 €

Estimated delivery in United States, on Wednesday 27 Nov 2024

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Rifaximin EP Impurity A

CAS:695-34-1

Formula:

C₆H₈N₂

Molecular weight:

108.14

Ref: 4Z-R-3516

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity B (Rifamycin B)

CAS:13929-35-6

Formula:

C₃₉H₄₉NO₁₄

Molecular weight:

755.81

Ref: 4Z-R-3511

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin Impurity 2

CAS:1351775-03-5

Formula:

C₄₃H₄₉N₃O₁₁

Color and Shape:

Red Solid

Molecular weight:

783.88

Ref: 4Z-R-358

10mg		To inquire
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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity G

CAS:80621-76-7

Formula:

C₄₃H₄₉N₃O₁₁

Color and Shape:

Red Solid

Molecular weight:

783.88

Ref: 4Z-R-3510

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin-d6

CAS:1262992-43-7

Formula:

C₄₃H₄₅D₆N₃O₁₁

Color and Shape:

Orange Red Solid

Molecular weight:

791.93

Ref: 4Z-R-351

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Estimated delivery in United States, on Friday 29 Nov 2024

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25-Desacetyl Rifaximin-d6

CAS:80621-88-1

Formula:

C₄₁H₄₃D₆N₃O₁₀

Molecular weight:

749.89

Ref: 4Z-R-356

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity E (Rifamycin S)

CAS:13553-79-2

Formula:

C₃₇H₄₅NO₁₂

Color and Shape:

Orange Solid

Molecular weight:

695.76

Ref: 4Z-R-3515

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Estimated delivery in United States, on Friday 29 Nov 2024

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25-Desacetyl Rifaximin

CAS:80621-88-1

Formula:

C₄₁H₄₉N₃O₁₀

Color and Shape:

Orange-Yellow Solid

Molecular weight:

743.85

Ref: 4Z-R-355

10mg		To inquire
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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin Impurity 1

CAS:1351775-04-6

Formula:

C₄₃H₄₉N₃O₁₁

Color and Shape:

Yellow Solid

Molecular weight:

783.88

Ref: 4Z-R-357

10mg		To inquire
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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity C Sodium Salt (Rifamycin SV Sodium Salt)

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Rifaximin EP Impurity C Sodium Salt (Rifamycin SV Sodium Salt)

CAS:14897-39-3

Formula:

C₃₇H₄₆NO₁₂·Na

Color and Shape:

Red Solid

Molecular weight:

696.77 22.99

Ref: 4Z-R-3513

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin

CAS:80621-81-4

Formula:

C₄₃H₅₁N₃O₁₁

Color and Shape:

Orange Solid

Molecular weight:

785.89

Ref: 4Z-R-352

10mg		To inquire
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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity F (Rifamycin O)

CAS:14487-05-9

Formula:

C₃₉H₄₇NO₁₄

Color and Shape:

Yellow Solid

Molecular weight:

753.80

Ref: 4Z-R-3514

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin Impurity 3

CAS:1404064-82-9

Formula:

C₄₃H₄₉N₃O₁₁

Color and Shape:

Yellow Solid

Molecular weight:

783.88

Ref: 4Z-R-3517

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Estimated delivery in United States, on Friday 29 Nov 2024

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Rifaximin EP Impurity C (Rifamycin SV)

CAS:6998-60-3

Formula:

C₃₇H₄₇NO₁₂

Color and Shape:

Orange Solid

Molecular weight:

697.78

Ref: 4Z-R-3512

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Estimated delivery in United States, on Friday 29 Nov 2024

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4-Methylpyridin-2-amine

Controlled Product

CAS:695-34-1

Formula:

C₆H₈N₂

Color and Shape:

Neat

Molecular weight:

108.14

Ref: 86-MM3389.01

25mg		946.00 €
100mg		1,267.00 €

Estimated delivery in United States, on Monday 2 Dec 2024

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Rifaximin Impurity 4

CAS:17778-33-5

Formula:

C₃₉H₄₅NO₁₅

Molecular weight:

767.78

Ref: 4Z-R-3518

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Estimated delivery in United States, on Wednesday 4 Dec 2024

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Rifaximin Imine-N-Oxide

CAS:51963-55-4

Formula:

C₄₃H₅₈N₄O₁₃

Molecular weight:

838.96

Ref: 4Z-R-359

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Estimated delivery in United States, on Wednesday 4 Dec 2024

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Rifaximin EP Impurity D

Formula:

C₄₃H₄₉N₃O₁₂

Molecular weight:

799.88

Ref: 4Z-R-353

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Estimated delivery in United States, on Wednesday 4 Dec 2024

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Rifaximin

CAS:80621-81-4

Stability Hygroscopic Applications Non-absorbable semisynthetic Rifamycin antibiotic. References Brufani, M., et al.: J. Antibiot., 37, …

Formula:

C₄₃H₅₁N₃O₁₁

Color and Shape:

Red

Molecular weight:

785.88

Ref: TR-R509500

1g		156.00 €
100mg		92.00 €
500mg		108.00 €

Estimated delivery in United States, on Tuesday 10 Dec 2024

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