2-((4-Nitrobenzyl)thio)-3-phenylquinazolin-4(3H)-one CAS 329079-89-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 329079-89-2 |
| Molecular Formula | C21H15N3O3S |
| Molecular Weight | 389.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
2-((4-Nitrobenzyl)thio)-3-phenylquinazolin-4(3H)-one (CAS 329079-89-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H15N3O3S. Molecular weight: 389.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H15N3O3S |
| Molecular Weight | 389.43 g/mol |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
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Vinylnorbornene
5-Vinyl-2-norbornene
Bicyclo(2.2.1)hept-2-ene, 5-ethenyl-
2-Norbornene, 5-vinyl-
5-Vinylnorborn-2-ene
BRN 1903874
EINECS 221-259-8
HSDB 6336
NSC 61529
2-Vinylbicyclo(2.2.1)hept-5-ene
5-Vinylbicyclo(2.2.1)hept-2-ene
2-Vinylnorbornene
2-Vinyl-5-norbornene
5-Vinylnorbornene
Vinylnorbornene (VAN)
CCRIS 8479
EC 221-259-8 (CAS 3048-64-4)
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- Benzyl (3-aminobenzyl)carbamate (CAS 374554-26-4)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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