Sildenafil Impurity 67 CAS 3312-58-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 3312-58-1 |
| Molecular Formula | C6H14N2O2 |
| Molecular Weight | 146.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Sildenafil Impurity 67 (CAS 3312-58-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H14N2O2. Molecular weight: 146.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H14N2O2 |
| Molecular Weight | 146.19 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Sildenafil Standards
- Sildenafil Impurity 64 (CAS 59023-32-4)
- Sildenafil Impurity 42 (CAS 1441-87-8)
- Sildenafil Impurity 66 (CAS 51409-86-0)
- Sildenafil Impurity 40 (CAS 1185292-79-8)
- Sildenafil Impurity 286 (CAS CATO-C4X-1128286)
- Sildenafil Impurity 39 (CAS 76424-56-1)
- Sildenafil Impurity 63 (CAS 247584-81-2)
- Sildenafil Pyrimidine Impurity (CAS 1346600-82-5)
Recommended Standards
- 2-(4-Aminophenyl)propanenitrile (CAS 28694-90-8)
- Indapamide Impurity 20 (CAS 53406-41-0)
- 7,8-Dihydronaphthalen-2-Ol (CAS CATO-C3D-262610)
- Ganciclovir Impurity 36 (CAS 86357-10-0)
- Erlotinib Impurity 71 (CAS CATO-C4X-106971)
- 5-Cyclopropoxypyridine-2,3-disulfonamide (CAS 1243455-30-2)
- 3-[(2-amino-1,3-thiazol-5-yl)methyl]benzoic acid (CAS 1038291-14-3)
- 2-(3-Amino-5-bromopyridin-2-yl)acetonitrile (CAS 886373-07-5)
- 1-Ethyl-4-prolylpiperazine hydrochloride (CAS 1590292-85-5)
- Cycloaspeptide D (CAS 691363-62-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com