Atorvastatin Impurity A
[CAS# 433289-83-9]

Identification

• Classification: Analytical chemistry >> Standard >> Pharmacopoeia standards and magazine standards
• Name: Atorvastatin Impurity A
• Synonyms: (betaR,deltaR)-beta,delta-Dihydroxy-2-(1-methylethyl)-4,5-diphenyl-3-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid calcium salt (2:1)
• Molecular Formula: Ca(C₃₃H₃₆N₂O₅)₂
• Molecular Weight: 1121.38
• CAS Registry Number: 433289-83-9
• EC Number: 809-234-5

Properties

• Melting point: 150 ºC (decomp)^*

^* Stach, Jan; Collection of Czechoslovak Chemical Communications 2008, V73(2), P229-246.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335