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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

N-Desmethyl Sildenafil-d8

Reference StandardAvailable on request

Order N-Desmethyl Sildenafil-d8 (CAS 1185168-06-2) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
N-Desmethyl Sildenafil-d8 chemical structure
CAS number1185168-06-2
FormulaC21H28N6O4S
Molar mass468.6 g/mol
Physical formSolid
HS code38229090
InChIKeyUZTKBZXHEOVDRL-PMCMNDOISA-N
IUPAC name5-[2-ethoxy-5-(2,2,3,3,5,5,6,6-octadeuteriopiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one

About N-Desmethyl Sildenafil-d8

Zemixal lists N-Desmethyl Sildenafil-d8 for laboratories that identify, quantify or control Sildenafil and its related substances. For your records (Reference Standard), the material is defined by CAS 1185168-06-2, formula C21H28N6O4S and molar mass 468.6 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 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 Sildenafil

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

Sildenafil standards

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of N-Desmethyl Sildenafil-d8
Product nameN-Desmethyl Sildenafil-d8
Catalogue numberZX-032472
CAS number1185168-06-2
IUPAC name5-[2-ethoxy-5-(2,2,3,3,5,5,6,6-octadeuteriopiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
Molecular formulaC21H28N6O4S
Molar mass468.6 g/mol
Exact mass468.2395
GradeReference Standard
Physical formSolid
XLogP31
H-bond donors / acceptors2 / 8
Topological polar surface area126 Ų
HS code38229090
InChIKeyUZTKBZXHEOVDRL-PMCMNDOISA-N
SMILES[2H]C1(C(N(C(C(N1)([2H])[2H])([2H])[2H])S(=O)(=O)C2=CC(=C(C=C2)OCC)C3=NC4=C(C(=O)N3)N(N=C4CCC)C)([2H])[2H])[2H]
PubChem CID136219910
SynonymsTMID-0050

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 N-Desmethyl Sildenafil-d8
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 N-Desmethyl Sildenafil-d8

Which CAS number identifies N-Desmethyl Sildenafil-d8?
N-Desmethyl Sildenafil-d8 is registered under CAS 1185168-06-2. You may also see it listed as TMID-0050. Our catalogue number for this item is ZX-032472.
What are the formula and molar mass of N-Desmethyl Sildenafil-d8?
For N-Desmethyl Sildenafil-d8, its formula is C21H28N6O4S and its molar mass is 468.6 g/mol. The systematic (IUPAC) name is 5-[2-ethoxy-5-(2,2,3,3,5,5,6,6-octadeuteriopiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one. InChIKey UZTKBZXHEOVDRL-PMCMNDOISA-N lets you match it in any structure database.
How is N-Desmethyl Sildenafil-d8 used in pharmaceutical QC?
N-Desmethyl Sildenafil-d8 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 N-Desmethyl Sildenafil-d8?
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 N-Desmethyl Sildenafil-d8?
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 N-Desmethyl Sildenafil-d8 to my country?
Yes. N-Desmethyl Sildenafil-d8 ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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