(1,3-Dihydro-7-nitro-5-phenyl-2H-1,4-benzodiazepin-2-onato-κN1)(triphenylphosphine)gold CAS 128493-73-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128493-73-2 |
| Molecular Formula | C33H25AuN3O3P |
| Molecular Weight | 739.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1,3-Dihydro-7-nitro-5-phenyl-2H-1,4-benzodiazepin-2-onato-κN1)(triphenylphosphine)gold (CAS 128493-73-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C33H25AuN3O3P. Molecular weight: 739.51 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C33H25AuN3O3P |
| Molecular Weight | 739.51 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 23.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- N-(2-Aminoethyl)biotinamide (CAS 111790-37-5)
- N1-cyclohexyl-N3,N3-diethylpropane-1,3-diamine (CAS 1019625-50-3)
- 1,6-Dinitroanthracene-9,10-dione (CAS 1604-42-8)
- 2-(2-Bromo-5-fluoro-4-nitrophenoxy)-1,3-difluoro-5-(trifluoromethyl)benzene (CAS 2244087-50-9)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(pyridin-4-yl)acetic acid (CAS 1228565-81-8)
- 4-Bromo-6-nitro-1,2-dihydro-3H-indazol-3-one (CAS 885518-63-8)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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