Atorvastatin EP Impurity O

Name: Atorvastatin EP Impurity O
Brand: Vaqora Chemicals
SKU: VQ-035261

About Atorvastatin EP Impurity O

Atorvastatin EP Impurity O (CAS 887196-30-7) is a pharmacopeial impurity of Atorvastatin offered by Vaqora Chemicals. The compound has the formula C33H33FN2O5, corresponding to a molecular weight of 556.6 g/mol. It is also known as Atorvastatin EP Impurity O (Free Base) or 3-Oxo Atorvastatin.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Atorvastatin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Atorvastatin EP Impurity O in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Atorvastatin

View every impurity, metabolite and intermediate we list for Atorvastatin.

Atorvastatin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Atorvastatin EP Impurity O
Catalogue No.	VQ-035261
CAS Number	887196-30-7
IUPAC name	(5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-5-hydroxy-3-oxoheptanoic acid
Molecular formula	C₃₃H₃₃FN₂O₅
Molecular weight	556.6 g/mol
Exact mass	556.2374
Grade	Reference Standard
HSN code	38229090
InChIKey	JVFCMPKBFPIOON-AREMUKBSSA-N
SMILES	CC(C)C1=C(C(=C(N1CC[C@H](CC(=O)CC(=O)O)O)C2=CC=C(C=C2)F)C3=CC=CC=C3)C(=O)NC4=CC=CC=C4
PubChem CID	57831777

Physical properties
Physical form	Solid
LogP (XLogP3)	5.1
H-bond donors / acceptors	3 / 6
TPSA	109 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Atorvastatin EP Impurity O?

The CAS Registry Number of Atorvastatin EP Impurity O is 887196-30-7. It is also known as Atorvastatin EP Impurity O (Free Base), 3-Oxo Atorvastatin, 4-Aza-5alpha-androstan-1-ene-3-one-17beta-carboxylic acid.

What is the molecular formula and molecular weight of Atorvastatin EP Impurity O?

Atorvastatin EP Impurity O has the molecular formula C33H33FN2O5 and a molecular weight of 556.6 g/mol. Its IUPAC name is (5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-5-hydroxy-3-oxoheptanoic acid.

What is Atorvastatin EP Impurity O used for?

Atorvastatin EP Impurity O is supplied as a characterised reference material related to Atorvastatin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Atorvastatin EP Impurity O can I order?

We supply Atorvastatin EP Impurity O in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Atorvastatin EP Impurity O?

Yes. Every lot of Atorvastatin EP Impurity O is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Atorvastatin EP Impurity O be shipped internationally?

Yes. We export Atorvastatin EP Impurity O worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.