1,3-Bis(4-Nitrophenyl)Urea-D8 CAS 1156508-87-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1156508-87-0 |
| Molecular Formula | C13H2D8N4O5 |
| Molecular Weight | 310.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Bis(4-Nitrophenyl)Urea-D8 (CAS 1156508-87-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H2D8N4O5. Molecular weight: 310.29 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H2D8N4O5 |
| Molecular Weight | 310.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
Related Bis Standards
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- (2-(1-Methyl-3-(3-nitrophenyl)-1H-1,2,4-triazol-5-yl)phenyl)methanol (CAS 61610-57-9)
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Recommended Standards
- prop-2-ynyl 4-phenyl-5-(trifluoromethyl)thiophene-2-carboxylate (CAS 256414-56-9)
- Mefluidide (CAS 53780-34-0)
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- 2-Bromo-5-(difluoromethyl)-3-iodo-4-methoxypyridine (CAS 1806877-87-1)
- (4R,5S)-4-isopropyl-5-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)oxazolidin-2-one (CAS 1432793-97-9)
- Methyl 4-(2-aminophenyl)benzoate hydrochloride (CAS 1820741-08-9)
- Deca-2,4-dien-1-ol (CAS 14507-02-9)
- 1-(3-Methoxypropyl)-2,4,5-trimethyl-1h-pyrrole-3-carbaldehyde (CAS 1087610-79-4)
- 4,4'-Dichloro-[2,2'-bipyridine] 1,1'-dioxide (CAS 84175-08-6)
- Fragment-[9-31]-Semaglutide (CAS CATO-C4X-2226181)
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