Diphenyl phosphoryl azide (DPPA) CAS 26386-88-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 26386-88-9 |
| Molecular Formula | C12H10N3O3P |
| Molecular Weight | 275.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diphenyl phosphoryl azide (DPPA) (CAS 26386-88-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H10N3O3P. Molecular weight: 275.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H10N3O3P |
| Molecular Weight | 275.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°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) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- N-(3,4-Dichlorophenyl)-4-ethyl-4,5-dihydro-1,3-thiazol-2-amine (CAS 438030-07-0)
- Paraoxon (CAS 311-45-5)
- 4-(pentafluoroethyl)benzene-1-sulfonamide (CAS 2044712-67-4)
- 3-Bromo-4-(2-ethoxyethoxy)benzoic acid (CAS 1131594-35-8)
- 3,5-Difluoropyridine-2-carboxylic Acid (CAS 745784-04-7)
- 3,9-Bis[2-(3,5-diamino-2,4,6-triazaphenyl)ethyl]-2,4,8,10-tetraoxaspiro[5.5]undecane (CAS 22535-90-6)
- 1-(2,6-Difluoropyridin-3-yl)-2,2,2-trifluoroethanone (CAS 1707361-89-4)
- 2-(1,1-Dioxidothiomorpholino)-3-(1H-indol-3-yl)-N-phenethylpropanamide (CAS 478040-67-4)
- (3-(1,3-Dioxolan-2-yl)phenyl)(2,5-dimethylphenyl)methanone (CAS 898779-36-7)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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