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Pharmacopeial Impurities (EP / USP / BP)

Atorvastatin EP Impurity A (Calcium Salt)

Reference StandardIn stock

Atorvastatin EP Impurity A (Calcium Salt) (CAS 433289-83-9) supplier Zemixal. Request a quote with price, lead time and documents.

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Atorvastatin EP Impurity A (Calcium Salt) chemical structure
CAS number433289-83-9
FormulaC66H70CaN4O10
Molar mass1119.4 g/mol
Physical formSolid
HS code38229090
InChIKeyILJBDHBNPXANQZ-MNSAWQCASA-L
IUPAC namecalcium bis((3R,5R)-7-[2,3-diphenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-3,5-dihydroxyheptanoate)

About Atorvastatin EP Impurity A (Calcium Salt)

Atorvastatin EP Impurity A (Calcium Salt) belongs to the Atorvastatin reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 433289-83-9, formula C66H70CaN4O10 and molar mass 1119.4 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Atorvastatin

See every impurity, metabolite and related compound we list for this API.

Atorvastatin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Atorvastatin EP Impurity A (Calcium Salt)
Product nameAtorvastatin EP Impurity A (Calcium Salt)
Catalogue numberZX-005587
CAS number433289-83-9
Other CAS numbers433289-84-0, 1516864-05-3
IUPAC namecalcium bis((3R,5R)-7-[2,3-diphenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-3,5-dihydroxyheptanoate)
Molecular formulaC66H70CaN4O10
Molar mass1119.4 g/mol
Exact mass1118.4718
GradeReference Standard
Physical formSolid
H-bond donors / acceptors6 / 10
Topological polar surface area229 Ų
HS code38229090
InChIKeyILJBDHBNPXANQZ-MNSAWQCASA-L
SMILESCC(C)C1=C(C(=C(N1CC[C@H](C[C@H](CC(=O)[O-])O)O)C2=CC=CC=C2)C3=CC=CC=C3)C(=O)NC4=CC=CC=C4.CC(C)C1=C(C(=C(N1CC[C@H](C[C@H](CC(=O)[O-])O)O)C2=CC=CC=C2)C3=CC=CC=C3)C(=O)NC4=CC=CC=C4.[Ca+2]
PubChem CID92135123
SynonymsAtorvastatin Related Compound A (USP), Defluoro Atorvastatin Calcium Salt, Defluoro atorvastatin calcium, Atorvastatin impurity A, Desfluoroatorvastatin calcium, Atorvastatin EP Impurity ACalcium salt

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Atorvastatin EP Impurity A (Calcium Salt)
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Atorvastatin EP Impurity A (Calcium Salt)

Which CAS number identifies Atorvastatin EP Impurity A (Calcium Salt)?
Atorvastatin EP Impurity A (Calcium Salt) is registered under CAS 433289-83-9. You may also see it listed as Atorvastatin Related Compound A (USP), Defluoro Atorvastatin Calcium Salt, Defluoro atorvastatin calcium. Our catalogue number for this item is ZX-005587.
What are the formula and molar mass of Atorvastatin EP Impurity A (Calcium Salt)?
For Atorvastatin EP Impurity A (Calcium Salt), its formula is C66H70CaN4O10 and its molar mass is 1119.4 g/mol. The systematic (IUPAC) name is calcium bis((3R,5R)-7-[2,3-diphenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-3,5-dihydroxyheptanoate). InChIKey ILJBDHBNPXANQZ-MNSAWQCASA-L lets you match it in any structure database.
How is Atorvastatin EP Impurity A (Calcium Salt) used in pharmaceutical QC?
Atorvastatin EP Impurity A (Calcium Salt) is a characterised reference material linked to Atorvastatin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Atorvastatin EP Impurity A (Calcium Salt)?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Atorvastatin EP Impurity A (Calcium Salt)?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Atorvastatin EP Impurity A (Calcium Salt) to my country?
Yes. Because Atorvastatin EP Impurity A (Calcium Salt) is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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