Sildenafil-d8
Impurity reference standard
- CAS number
- 951385-68-5
- InChIKey
- BNRNXUUZRGQAQC-BGKXKQMNSA-N
- Molecular formula
- C22H22D8N6O4S
- Molecular weight
- 482.63
- Exact mass
- 482.2551 Da
- Purity
- 95%+
- Appearance
- White to Off-White Solid
- Storage
- -20℃±5℃
About Sildenafil-d8
Sildenafil-d8 is supplied as an analytical reference standard. It is registered under CAS number 951385-68-5.
The compound is characterised by its molecular formula C22H22D8N6O4S and a molecular weight of 482.63, with the two-dimensional structure shown above.
Computed from the structure, the compound has a monoisotopic mass of 482.2551 Da, a calculated LogP of 1.61, a topological polar surface area of 113.42 Ų. It presents 1 hydrogen-bond donor and 7 acceptors. These values are commonly used to anticipate chromatographic retention and to plan ionisation conditions during method development.
Each pack ships with a certificate of analysis reporting purity of 95%+ together with the supporting analytical data — HNMR, MS and HPLC or GC traces — so the material can be released straight into your own QC workflow. Recommended storage: -20℃±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Calculated properties
Derived from the two-dimensional structure above using RDKit. Computed values describe the parent structure and are provided as a reference for method development — they are not measured data.
- LogP (Crippen)
- 1.61
- Topological polar surface area
- 113.42 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 7
- Rotatable bonds
- 7
- Heavy atoms
- 33
- Rings
- 4
Frequently asked questions
What purity does Sildenafil-d8 ship at?
Sildenafil-d8 is supplied at 95%+, as stated on the certificate of analysis issued with each pack.
Does Sildenafil-d8 come with a certificate of analysis?
Yes. Every pack ships with a certificate of analysis plus the supporting analytical data — HNMR, MS and HPLC or GC traces.
How is Sildenafil-d8 uniquely identified?
The InChIKey BNRNXUUZRGQAQC-BGKXKQMNSA-N identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for Sildenafil-d8?
Yes. The two-dimensional structure is drawn on this page from the SMILES record, and the SMILES or a molfile can be supplied on request.
What pack sizes are available for Sildenafil-d8?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
How should Sildenafil-d8 be stored?
Recommended storage: -20℃±5℃.
Need this standard, or a related one?
Send the compound name, CAS number or a structure file — we confirm availability, pack size and lead time, usually within one business day.