Azithromycin B

阿奇霉素B

Also known as: Azithromycin EP Impurity B, Azithromycin Impurity B, 3-Deoxyazithromycin, 3-Deshydroxy Azithromycin, Azithromycin Impurity 2 (Azithromycin EP Impurity B), UNII-59DVP7BUWJ, (2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-{[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy}-2-ethyl-4,10-dihydroxy-13-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy}-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one

Azithromycin B (CAS 307974-61-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C38H72N2O11 and a molecular weight of 732.98500 g/mol. It is also known as Azithromycin EP Impurity B, Azithromycin Impurity B and 3-Deoxyazithromycin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 307974-61-4
Jingsj CID: J-1492359-3
Molecular Formula: C₃₈H₇₂N₂O₁₁
Chinese Name: 阿奇霉素B
Molecular Weight: 732.98500 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Azithromycin B?

The CAS number of Azithromycin B is 307974-61-4.

What are the molecular formula and molecular weight of Azithromycin B?

Azithromycin B has molecular formula C38H72N2O11 and molecular weight 732.98500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Azithromycin B (CAS 307974-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492359-3 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.