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Pharmacopeial Impurities (EP / USP / BP)

Sildenafil EP Impurity G

Reference StandardAvailable on request

Buy Sildenafil EP Impurity G (CAS 1346602-67-2) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-020397.

Pack sizes
Sildenafil EP Impurity G chemical structure
CAS number1346602-67-2
FormulaC38H46N10O8S2
Molar mass835 g/mol
Physical formSolid
HS code38229090
InChIKeyOPIJAYPVGDPKAA-UHFFFAOYSA-N
IUPAC name5-[2-ethoxy-5-[4-[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-5-yl)phenyl]sulfonylpiperazin-1-yl]sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one

About Sildenafil EP Impurity G

Analytical teams working on Sildenafil use Sildenafil EP Impurity G as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 1346602-67-2, formula C38H46N10O8S2 and molar mass 835 g/mol. It is handled as a solid.

Typical applications

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Sildenafil

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

Sildenafil 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 Sildenafil EP Impurity G
Product nameSildenafil EP Impurity G
Catalogue numberZX-020397
CAS number1346602-67-2
IUPAC name5-[2-ethoxy-5-[4-[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-5-yl)phenyl]sulfonylpiperazin-1-yl]sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
Molecular formulaC38H46N10O8S2
Molar mass835 g/mol
Exact mass834.2942
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors2 / 14
Topological polar surface area229 Ų
HS code38229090
InChIKeyOPIJAYPVGDPKAA-UHFFFAOYSA-N
SMILESCCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)S(=O)(=O)C5=CC(=C(C=C5)OCC)C6=NC7=C(C(=O)N6)N(N=C7CCC)C)OCC)C
PubChem CID135564618
SynonymsSildenafil Dimer Impurity, Sildenafil Dimer, Sildenafil Citrate - Impurity G, Sildenafil coupled

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 EP Impurity G
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 EP Impurity G

Which CAS number identifies Sildenafil EP Impurity G?
Sildenafil EP Impurity G is registered under CAS 1346602-67-2. You may also see it listed as Sildenafil Dimer Impurity, Sildenafil Dimer, Sildenafil Citrate - Impurity G. Our catalogue number for this item is ZX-020397.
What are the formula and molar mass of Sildenafil EP Impurity G?
For Sildenafil EP Impurity G, its formula is C38H46N10O8S2 and its molar mass is 835 g/mol. InChIKey OPIJAYPVGDPKAA-UHFFFAOYSA-N lets you match it in any structure database.
How is Sildenafil EP Impurity G used in pharmaceutical QC?
Sildenafil EP Impurity G 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 EP Impurity G?
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 EP Impurity G?
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 EP Impurity G to my country?
Yes. Sildenafil EP Impurity G ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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