Atorvastatin Impurity 31

About Atorvastatin Impurity 31

Atorvastatin Impurity 31 is an impurity of Atorvastatin carrying the CAS registry number 1173184-78-5. Formula C20H18FNO2, molecular weight 323.4 g/mol. The IUPAC name is 5-(4-fluorophenyl)-4-phenyl-2-propan-2-yl-1H-pyrrole-3-carboxylic acid. It is also known as Atorvastatin Impurity 123.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Atorvastatin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Atorvastatin Impurity 31 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Atorvastatin

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

Atorvastatin impurities

Specifications & identifiers

Chemical identifiers
Product name	Atorvastatin Impurity 31
Catalogue No.	VQ-044776
CAS Number	1173184-78-5
IUPAC name	5-(4-fluorophenyl)-4-phenyl-2-propan-2-yl-1H-pyrrole-3-carboxylic acid
Molecular formula	C₂₀H₁₈FNO₂
Molecular weight	323.4 g/mol
Exact mass	323.1322
Grade	Reference Standard
HSN code	38229090
InChIKey	OXVFDZPQWQRVBE-UHFFFAOYSA-N
SMILES	CC(C)C1=C(C(=C(N1)C2=CC=C(C=C2)F)C3=CC=CC=C3)C(=O)O
PubChem CID	68938093

Physical properties
Physical form	Solid
LogP (XLogP3)	4.8
H-bond donors / acceptors	2 / 3
TPSA	53.1 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 Impurity 31?

The CAS Registry Number of Atorvastatin Impurity 31 is 1173184-78-5. It is also known as Atorvastatin Impurity 123, 5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1h-pyrrole-3-carboxylic.

What is the molecular formula and molecular weight of Atorvastatin Impurity 31?

Atorvastatin Impurity 31 has the molecular formula C20H18FNO2 and a molecular weight of 323.4 g/mol. Its IUPAC name is 5-(4-fluorophenyl)-4-phenyl-2-propan-2-yl-1H-pyrrole-3-carboxylic acid.

What is Atorvastatin Impurity 31 used for?

Atorvastatin Impurity 31 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 Impurity 31 can I order?

We supply Atorvastatin Impurity 31 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 Impurity 31?

Yes. Every lot of Atorvastatin Impurity 31 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 Impurity 31 be shipped internationally?

Yes. We export Atorvastatin Impurity 31 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.