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API Impurities

Zofenopril Impurity 5

Reference StandardIn stock

Buy Zofenopril Impurity 5 (CAS 88043-21-4) from Zemixal: C18H25NO7S, COA and SDS with every lot, worldwide shipping. Purity 99.98%.

Pack sizes
Zofenopril Impurity 5 chemical structure
CAS number88043-21-4
FormulaC18H25NO7S
Molar mass399.5 g/mol
Physical formSolid
HS code38229090
Purity99.98%
InChIKeyUKVKNGDXVREPDE-HIFRSBDPSA-N
IUPAC name1-O-tert-butyl 2-O-methyl (2S,4R)-4-(4-methylphenyl)sulfonyloxypyrrolidine-1,2-dicarboxylate

About Zofenopril Impurity 5

Zofenopril Impurity 5 belongs to the Zofenopril reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 88043-21-4, formula C18H25NO7S and molar mass 399.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Zofenopril

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

Zofenopril standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Zofenopril Impurity 5
Product nameZofenopril Impurity 5
Catalogue numberZX-005541
CAS number88043-21-4
IUPAC name1-O-tert-butyl 2-O-methyl (2S,4R)-4-(4-methylphenyl)sulfonyloxypyrrolidine-1,2-dicarboxylate
Molecular formulaC18H25NO7S
Molar mass399.5 g/mol
Exact mass399.1352
GradeReference Standard
Purity / assay99.98%
Physical formSolid
XLogP32.6
H-bond donors / acceptors0 / 7
Topological polar surface area108 Ų
HS code38229090
InChIKeyUKVKNGDXVREPDE-HIFRSBDPSA-N
SMILESCC1=CC=C(C=C1)S(=O)(=O)O[C@@H]2C[C@H](N(C2)C(=O)OC(C)(C)C)C(=O)OC
PubChem CID13425772
Synonymstert-Butyl methyl (2S,4R)-4-[[(4-methylphenyl)sulfonyl]oxy]pyrrolidine-1,2-dicarboxylate, 1-(Tert-butyl) 2-methyl (2S,4R)-4-(tosyloxy)pyrrolidine-1,2-dicarboxylate, Trans-N-tert-Butyloxycarbonyl-4-tosyloxy-L-proline Methyl Ester, Boc-trans-4-Tosyloxy-L-proline methyl ester, N-Boc-Trans-4-Tosyloxy-L-Proline Methyl Ester, (2S,4R)-1-Tert-Butyl 2-Methyl 4-(Tosyloxy)Pyrrolidine-1,2-Dicarboxylate, N-(tert-Butoxycarbonyl)-trans-4-(p-toluenesulfonyloxy)-L-proline Methyl Ester, (4R)-4-TsO-N-Boc-Pro-OMe, Boc-Hyp(Tos)-OMe, Boc-trans-4-Tosyloxy-L-prolinemethylester, N-Boc-trans-4-(p-tosyloxy)-L-proline methyl ester, N-Tert-Butyloxycarbonyl-o-p-Toluenesulfonyl-

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Zofenopril Impurity 5
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 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 Zofenopril Impurity 5

Which CAS number identifies Zofenopril Impurity 5?
Zofenopril Impurity 5 is registered under CAS 88043-21-4. You may also see it listed as tert-Butyl methyl (2S,4R)-4-[[(4-methylphenyl)sulfonyl]oxy]pyrrolidine-1,2-dicarboxylate, 1-(Tert-butyl) 2-methyl (2S,4R)-4-(tosyloxy)pyrrolidine-1,2-dicarboxylate, Trans-N-tert-Butyloxycarbonyl-4-tosyloxy-L-proline Methyl Ester. Our catalogue number for this item is ZX-005541.
What are the formula and molar mass of Zofenopril Impurity 5?
For Zofenopril Impurity 5, its formula is C18H25NO7S and its molar mass is 399.5 g/mol. The systematic (IUPAC) name is 1-O-tert-butyl 2-O-methyl (2S,4R)-4-(4-methylphenyl)sulfonyloxypyrrolidine-1,2-dicarboxylate. InChIKey UKVKNGDXVREPDE-HIFRSBDPSA-N lets you match it in any structure database.
How is Zofenopril Impurity 5 used in pharmaceutical QC?
Zofenopril Impurity 5 is a characterised reference material linked to Zofenopril. 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 Zofenopril Impurity 5?
This listing is Reference Standard grade with 99.98% purity. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Zofenopril Impurity 5?
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 Zofenopril Impurity 5 to my country?
Yes. Zofenopril Impurity 5 ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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