6-Chloro-2-phenylquinazoline-4(3H)-thione CAS 13961-52-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13961-52-9 |
| Molecular Formula | C14H9ClN2S |
| Molecular Weight | 272.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-2-phenylquinazoline-4(3H)-thione (CAS 13961-52-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9ClN2S. Molecular weight: 272.75 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9ClN2S |
| Molecular Weight | 272.75 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-chloro-6-phenyl-2-(thiophen-2-yl)pyrimidine (CAS 1155152-85-4)
- 2-Chloro-1-(4-(thiophene-3-carbonyl)piperazin-1-yl)ethan-1-one (CAS 1178020-04-6)
- 3-Chloro-4-cyano-n,n-diethylbenzenesulfonamide (CAS 1223164-03-1)
- 2-Chloro-n-(1-cyanobutyl)benzenesulfonamide (CAS 1285417-26-6)
- 8-Chloro-4,4-dimethylthiochroman-6-carbaldehyde 1,1-dioxide (CAS 1350761-72-6)
- 2-(4-chloro-3-fluorophenyl)-1-(2-methoxyethyl)pyrrolidin-3-amine (CAS 1461706-13-7)
- 1-Chloro-3-(4-(2-fluorophenyl)piperazin-1-yl)propan-2-ol (CAS 865660-68-0)
- 2-(2-Chloro-6-fluorophenyl)-2-(2-methylmorpholin-4-yl)ethan-1-amine (CAS 953728-13-7)
Recommended Standards
- (S)-2-Amino-N-(2-chloro-6-fluorobenzyl)-N-isopropylpropanamide (CAS 1354018-98-6)
- 2-(2-Chloropyridin-4-yl)-4-phenylthiazole (CAS 1431728-42-5)
- 2-(2-Chloropyridin-3-yl)-4-phenylthiazole (CAS 1431728-44-7)
- 2-Methoxy-3,4-dimethyl-1-nitrobenzene (CAS 99321-71-8)
- 3-((tert-Butoxycarbonyl)amino)-3-(thiazol-2-yl)propanoic acid (CAS 1696030-41-7)
- 2-Chloro-5-nitrobenzyl 4-methoxybenzoate (CAS 331460-06-1)
- JIB-04 (CAS 199596-05-9)
- ethyl [3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl]acetate (CAS 1015781-16-4)
- Fmoc-Dap-OH (CAS 181954-34-7)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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