Atorvastatin Cyano Impurity

Name: Atorvastatin Cyano Impurity
Brand: Vaqora Chemicals
SKU: VQ-004451

About Atorvastatin Cyano Impurity

Listed under CAS 141942-85-0, Atorvastatin Cyano Impurity is an impurity of Atorvastatin available from Vaqora Chemicals. Formula C7H11NO3, molecular weight 157.17 g/mol. Systematically, it is named ethyl (3R)-4-cyano-3-hydroxybutanoate. Common synonyms include (R)-4-Cyano-3-hydroxybutyric acid ethyl ester and (R)-Ethyl 4-cyano-3-hydroxybutanoate.

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. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

This Atorvastatin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

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 Cyano Impurity
Catalogue No.	VQ-004451
CAS Number	141942-85-0
IUPAC name	ethyl (3R)-4-cyano-3-hydroxybutanoate
Molecular formula	C₇H₁₁NO₃
Molecular weight	157.17 g/mol
Exact mass	157.0739
Grade	Reference Standard
HSN code	38229090
InChIKey	LOQFROBMBSKWQY-ZCFIWIBFSA-N
SMILES	CCOC(=O)C[C@@H](CC#N)O
PubChem CID	2733879

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.5
H-bond donors / acceptors	1 / 4
TPSA	70.3 Å²
Synonyms	(3R)-4-Cyano-3-hydroxybutyric acid ethyl ester, (R)-4-Cyano-3-hydroxybutyric acid ethyl ester, (R)-Ethyl 4-cyano-3-hydroxybutanoate, (R)-Ethyl-4-cyano-3-hydroxybutyrate, Ethyl (R)-4-cyano-3-hydroxybutanoate, Ethyl (R)-4-cyano-3-hydroxybutyrate, Ethyl (R)-(-)-4-Cyano-3-hydroxybutyrate, Ethyl (R)-(-)-4-cyano-3-hydroxybutyate, (3R)-4-Cyano-3-hydroxybutanoic Acid Ethyl Ester, (R)-(-)-4-Cyano-3-hydroxybutyric Acid Ethyl Ester, (R)-4-cyano-3-hydroxybutyric acid, ethyl ester, Atorvastatin Impurity 54

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements: P264 + P265, P280, P305 + P351 + P338, P337 + P317

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

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

Other grades of CAS 141942-85-0

Ethyl (R)-(−)-4-cyano-3-hydroxybutyrate, 95%

CAS: 141942-85-0
Formula: C₇H₁₁NO₃
MW: 157.17 g/mol

VQ-009710

Frequently asked questions

What is the CAS number of Atorvastatin Cyano Impurity?

The CAS Registry Number of Atorvastatin Cyano Impurity is 141942-85-0. It is also known as (3R)-4-Cyano-3-hydroxybutyric acid ethyl ester, (R)-4-Cyano-3-hydroxybutyric acid ethyl ester, (R)-Ethyl 4-cyano-3-hydroxybutanoate.

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

Atorvastatin Cyano Impurity has the molecular formula C7H11NO3 and a molecular weight of 157.17 g/mol. Its IUPAC name is ethyl (3R)-4-cyano-3-hydroxybutanoate.

What is Atorvastatin Cyano Impurity used for?

Atorvastatin Cyano Impurity 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 Cyano Impurity can I order?

We supply Atorvastatin Cyano Impurity in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Atorvastatin Cyano Impurity?

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

Yes. Atorvastatin Cyano Impurity is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.