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API Impurities

Sildenafil Di-Amide Impurity

Reference StandardAvailable on request

Sildenafil Di-Amide Impurity (CAS 139756-03-9) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-022763.

Pack sizes
Sildenafil Di-Amide Impurity chemical structure
CAS number139756-03-9
FormulaC17H22N4O3
Molar mass330.4 g/mol
Physical formSolid
HS code38229090
InChIKeyUAFIHVRUICMADE-UHFFFAOYSA-N
IUPAC name4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propylpyrazole-5-carboxamide

About Sildenafil Di-Amide Impurity

Sildenafil Di-Amide Impurity belongs to the Sildenafil reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 139756-03-9, formula C17H22N4O3 and molar mass 330.4 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. Each lot travels with 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 Sildenafil

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

Sildenafil 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 Sildenafil Di-Amide Impurity
Product nameSildenafil Di-Amide Impurity
Catalogue numberZX-022763
CAS number139756-03-9
IUPAC name4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propylpyrazole-5-carboxamide
Molecular formulaC17H22N4O3
Molar mass330.4 g/mol
Exact mass330.1692
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors2 / 4
Topological polar surface area99.2 Ų
HS code38229090
InChIKeyUAFIHVRUICMADE-UHFFFAOYSA-N
SMILESCCCC1=NN(C(=C1NC(=O)C2=CC=CC=C2OCC)C(=O)N)C
PubChem CID850135
Synonyms4-(2-Ethoxybenzamido)-1-methyl-3-n-propylpyrazole-5-carboxamide, Sildenafil Carboxamide Impurity, 4-(2-ethoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, 4-(2-Ethoxybenzamido)-1-methyl-3-propylpyrazole-5-carboxamide, 1H-Pyrazole-5-carboxamide, 4-((2-ethoxybenzoyl)amino)-1-methyl-3-propyl-, 4-((2-Ethoxybenzoyl)amino)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, 4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, 1H-Pyrazole-5-carboxamide, 4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propyl-, 4-[(2-ethoxybenzoyl)amino]-2-methyl-5-propylpyrazole-3-carboxamide, 4-(2-Ethoxybenzoylamino)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide, Sildenafil Impurity 11, 4-[(2-ethoxybenzoyl)amino]-1methyl-3-propyl-1h-pyrazole-5-carboxamide

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 Sildenafil Di-Amide Impurity
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 Sildenafil Di-Amide Impurity

Which CAS number identifies Sildenafil Di-Amide Impurity?
Sildenafil Di-Amide Impurity is registered under CAS 139756-03-9. You may also see it listed as 4-(2-Ethoxybenzamido)-1-methyl-3-n-propylpyrazole-5-carboxamide, Sildenafil Carboxamide Impurity, 4-(2-ethoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide. Our catalogue number for this item is ZX-022763.
What are the formula and molar mass of Sildenafil Di-Amide Impurity?
For Sildenafil Di-Amide Impurity, its formula is C17H22N4O3 and its molar mass is 330.4 g/mol. The systematic (IUPAC) name is 4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propylpyrazole-5-carboxamide. InChIKey UAFIHVRUICMADE-UHFFFAOYSA-N lets you match it in any structure database.
How is Sildenafil Di-Amide Impurity used in pharmaceutical QC?
Sildenafil Di-Amide Impurity is a characterised reference material linked to Sildenafil. 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 Sildenafil Di-Amide Impurity?
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 Sildenafil Di-Amide Impurity?
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 Sildenafil Di-Amide Impurity to my country?
Yes. Sildenafil Di-Amide Impurity ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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