Reference standard of Des-4-methylpiperazine sildenafil sulfonyl chloride (CAS 139756-31-3) for the analysis of veterinary drug and drug residues: neat, with a certificate of analysis for every lot.
Veterinary drugs and drug residues · PDE5 inhibitor
ISO 17034 Reference MaterialDes-4-methylpiperazine sildenafil sulfonyl chloride
Synonyms: Des-4-methylpiperazine desmethylsildenafil chloride, Sildenafil Impurity 70
- Cat. No.
- A-V0407-1MG
- CAS
- 139756-31-3
- Alternative CAS
- N/A
- Formula
- C16H17ClN4O4S
- Molecular weight
- 396.85 g/mol
- Class
- PDE5 inhibitor
- Quality
- ISO 17034
- Also as a pharmaceutical analytical standard
- P-S041-146
Available formats
| Code | Form | Format | Price | |
|---|---|---|---|---|
| Neat | ||||
| A-V0407-1MG | Neat | 1 mg | ||
Also as a pharmaceutical analytical standard
The same compound is among our pharmaceutical analytical standards, with mass balance and, for small molecules, qNMR characterisation levels.
What you receive
Shipped under controlled temperature when the molecule requires it.
For every lot: identity, purity and assay, with the supporting spectra and chromatograms.
Sent with every order.
Follow your shipment live, from our warehouse to your lab.
Frequently asked questions
Can I have another concentration or solvent?
Yes. In solution choose "Other format" and enter concentration, solvent and volume.
Can I ask for larger quantities of the neat standard?
Yes. Choose "Other quantity" and enter the milligrams or grams you need.
When do I receive the quote?
Within 24 working hours, with price, availability and delivery time.
Need a molecule you cannot find?
Custom synthesis of impurities, metabolites and labelled compounds, with the same characterisation level.