Azithromycin
[CAS# 83905-01-5]

Identification

• Classification: API >> Antibiotics >> Macrolide drug
• Name: Azithromycin
• Synonyms: 9-Deoxo-9a-methyl-9a-aza-homoerythromycin A; (2R,3S,4R,5R,8R,10R,11R,13S,14R)-11-[(2S,3R,4S,6R)-4-Dimethylamino-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,10-trihydroxy-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
• Molecular Formula: C₃₈H₇₂N₂O₁₂
• Molecular Weight: 748.99
• CAS Registry Number: 83905-01-5
• EC Number: 617-500-5

Properties

• Melting point: 113-115 ºC

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Respiratory sensitization	Resp. Sens.	1	H334
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319