4-O-(Carboxymethyl)rifamycin
|
- $69 - $1871.1
- Product name: 4-O-(Carboxymethyl)rifamycin
- CAS: 13929-35-6
- MF: C39H49NO14
- MW: 755.8
- EINECS:237-697-8
- MDL Number:
- Synonyms:Rifamycin impurity A;Rifaximin EP Impurity B;Rifamycin, 4-O-(carboxymethyl)-;4-O-(Carboxymethyl)rifamycin;Nacimycin;Nancimycin;NCI-145-604;Rifomycin B
26 prices
Selected condition：
Brand
- aablocks
- ACHEMBLOCK
- American Custom Chemicals Corporation
- AvaChem
- Biosynth
- ChemScene
- Sigma-Aldrich
- TRC
Package
- r0900000
- 5mg
- 10mg
- 25mg
- 50mg
- 100mg
- 500MG
- 25 mg
- Manufactureraablocks
- Product numberAA001AMF
- Product descriptionRifamycin B ≥95%
- Packaging5mg
- Price$152
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA001AMF
- Product descriptionRifamycin B ≥95%
- Packaging10mg
- Price$240
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA001AMF
- Product descriptionRifamycin B ≥95%
- Packaging25mg
- Price$500
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA001AMF
- Product descriptionRifamycin B ≥95%
- Packaging50mg
- Price$780
- Updated2026-05-28
- Buy
- ManufacturerACHEMBLOCK
- Product numberAD269484
- Product description4-O-(Carboxymethyl)-Rifamycin 95%
- Packaging25MG
- Price$500
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberAD269484
- Product description4-O-(Carboxymethyl)-Rifamycin 95%
- Packaging10MG
- Price$250
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberAD269484
- Product description4-O-(Carboxymethyl)-Rifamycin 95%
- Packaging5MG
- Price$160
- Updated2026-05-27
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberAPI0009903
- Product descriptionRIFAMYCIN B 95.00%
- Packaging50MG
- Price$315
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberAPI0009903
- Product descriptionRIFAMYCIN B 95.00%
- Packaging500MG
- Price$1871.1
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging100mg
- Price$389
- Updated2026-05-22
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging100mg
- Price$289
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging25mg
- Price$129
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging25mg
- Price$229
- Updated2026-05-22
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging5mg
- Price$69
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number2017
- Product descriptionRifamycin B
- Packaging5mg
- Price$95
- Updated2026-05-22
- Buy
- ManufacturerBiosynth
- Product numberFR178810
- Product descriptionRifamycin B
- Packaging50mg
- Price$649
- Updated2026-06-04
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA001AMF | Rifamycin B ≥95% | 5mg | $152 | 2026-05-28 | Buy |
| aablocks | AA001AMF | Rifamycin B ≥95% | 10mg | $240 | 2026-05-28 | Buy |
| aablocks | AA001AMF | Rifamycin B ≥95% | 25mg | $500 | 2026-05-28 | Buy |
| aablocks | AA001AMF | Rifamycin B ≥95% | 50mg | $780 | 2026-05-28 | Buy |
| ACHEMBLOCK | AD269484 | 4-O-(Carboxymethyl)-Rifamycin 95% | 25MG | $500 | 2026-05-27 | Buy |
| ACHEMBLOCK | AD269484 | 4-O-(Carboxymethyl)-Rifamycin 95% | 10MG | $250 | 2026-05-27 | Buy |
| ACHEMBLOCK | AD269484 | 4-O-(Carboxymethyl)-Rifamycin 95% | 5MG | $160 | 2026-05-27 | Buy |
| American Custom Chemicals Corporation | API0009903 | RIFAMYCIN B 95.00% | 50MG | $315 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | API0009903 | RIFAMYCIN B 95.00% | 500MG | $1871.1 | 2021-12-16 | Buy |
| AvaChem | 2017 | Rifamycin B | 100mg | $389 | 2026-05-22 | Buy |
| AvaChem | 2017 | Rifamycin B | 100mg | $289 | 2021-12-16 | Buy |
| AvaChem | 2017 | Rifamycin B | 25mg | $129 | 2021-12-16 | Buy |
| AvaChem | 2017 | Rifamycin B | 25mg | $229 | 2026-05-22 | Buy |
| AvaChem | 2017 | Rifamycin B | 5mg | $69 | 2021-12-16 | Buy |
| AvaChem | 2017 | Rifamycin B | 5mg | $95 | 2026-05-22 | Buy |
| Biosynth | FR178810 | Rifamycin B | 50mg | $649 | 2026-06-04 | Buy |
Properties
Melting point :300° (dec 160-164°)
alpha :D20 -11° (methanol)
Boiling point :730.16°C (rough estimate)
Density :1.2421 (rough estimate)
refractive index :1.5350 (estimate)
solubility :DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly, Sonicated)
pka :2.69±0.10(Predicted)
BRN :604953
Stability :Unstable in solution
alpha :D20 -11° (methanol)
Boiling point :730.16°C (rough estimate)
Density :1.2421 (rough estimate)
refractive index :1.5350 (estimate)
solubility :DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly, Sonicated)
pka :2.69±0.10(Predicted)
BRN :604953
Stability :Unstable in solution
Safety Information
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Description
Rifamycin B (Rifaximin EP Impurity B) is a Rifamycin (R508200) derivative as antibacterial agent.Related product price
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13553-79-2
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