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Pharmacopeial Impurities (EP / USP / BP)

Pyrantel EP Impurity A

Reference StandardAvailable on request

Buy Pyrantel EP Impurity A (CAS 36700-38-6) from Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes
Pyrantel EP Impurity A chemical structure
CAS number36700-38-6
FormulaC11H14N2S
Molar mass206.31 g/mol
Physical formSolid
HS code38229090
InChIKeyYSAUAVHXTIETRK-WAYWQWQTSA-N
IUPAC name1-methyl-2-[(Z)-2-thiophen-2-ylethenyl]-5,6-dihydro-4H-pyrimidine

About Pyrantel EP Impurity A

Analytical teams working on Pyrantel use Pyrantel EP Impurity A as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 36700-38-6, formula C11H14N2S and molar mass 206.31 g/mol. It is handled as a solid.

Typical applications

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Pyrantel

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

Pyrantel 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 Pyrantel EP Impurity A
Product namePyrantel EP Impurity A
Catalogue numberZX-026589
CAS number36700-38-6
IUPAC name1-methyl-2-[(Z)-2-thiophen-2-ylethenyl]-5,6-dihydro-4H-pyrimidine
Molecular formulaC11H14N2S
Molar mass206.31 g/mol
Exact mass206.0878
GradeReference Standard
Physical formSolid
XLogP31.6
H-bond donors / acceptors0 / 2
Topological polar surface area43.8 Ų
HS code38229090
InChIKeyYSAUAVHXTIETRK-WAYWQWQTSA-N
SMILESCN1CCCN=C1/C=C\C2=CC=CS2
PubChem CID6914280
SynonymsPyrantel Embonate - Impurity A, Pyrantel embonate impurity A [WHO-IP], Pyrimidine, 1,4,5,6-tetrahydro-1-methyl-2-((1Z)-2-(2-thienyl)ethenyl)-, 1,4,5,6-Tetrahydro-1-methyl-2-((1Z)-2-(2-thienyl)ethenyl)pyrimidine, 1,4,5,6-Tetrahydro-1-methyl-2-(cis-2-(2-thienyl)vinyl)pyrimidine, 1-Methyl-2-((1Z)-2-(thiophen-2-yl)ethenyl)-1,4,5,6-tetrahydropyrimidine [WHO-IP], 1-Methyl-2-((Z)-2-(thiophen-2-yl)eth-1-en-1-yl)-1,4,5,6-tetrahydropyrimidine, 1-methyl-2-[(1Z)-2-(thiophen-2-yl)ethenyl]-1,4,5,6-tetrahydropyrimidine, (Z)-1-Methyl-2-(2-(thiophen-2-yl)vinyl)-1,4,5,6-tetrahydropyrimidine, 1-Methyl-2-[(Z)-2-(thiophen-2-yl)ethen-1-yl]-1,4,5,6-tetrahydropyrimidine

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 Pyrantel EP Impurity A
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 Pyrantel EP Impurity A

Which CAS number identifies Pyrantel EP Impurity A?
Pyrantel EP Impurity A is registered under CAS 36700-38-6. You may also see it listed as Pyrantel Embonate - Impurity A, Pyrantel embonate impurity A [WHO-IP], Pyrimidine, 1,4,5,6-tetrahydro-1-methyl-2-((1Z)-2-(2-thienyl)ethenyl)-. Our catalogue number for this item is ZX-026589.
What are the formula and molar mass of Pyrantel EP Impurity A?
For Pyrantel EP Impurity A, its formula is C11H14N2S and its molar mass is 206.31 g/mol. The systematic (IUPAC) name is 1-methyl-2-[(Z)-2-thiophen-2-ylethenyl]-5,6-dihydro-4H-pyrimidine. InChIKey YSAUAVHXTIETRK-WAYWQWQTSA-N lets you match it in any structure database.
How is Pyrantel EP Impurity A used in pharmaceutical QC?
Pyrantel EP Impurity A is a characterised reference material linked to Pyrantel. 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 Pyrantel EP Impurity A?
This listing is Reference Standard grade. 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 Pyrantel EP Impurity A?
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 Pyrantel EP Impurity A to my country?
Yes. Pyrantel EP Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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