6-Chloro-4-methyl-1,3,5-triazin-2(1H)-one CAS 1303967-52-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1303967-52-3 |
| Molecular Formula | C4H4ClN3O |
| Molecular Weight | 145.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
6-Chloro-4-methyl-1,3,5-triazin-2(1H)-one (CAS 1303967-52-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H4ClN3O. Molecular weight: 145.55 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H4ClN3O |
| Molecular Weight | 145.55 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
- 3-Amino-5-chloropyrazin-2(1H)-one (CAS 1303587-96-3)
- 5-Amino-2-chloropyrimidin-4-ol (CAS 1353777-47-5)
- 2-Amino-5-chloropyrimidin-4(3H)-one (CAS 89033-81-8)
- N1,N1-diethylbenzene-1,3-diamine (CAS 26513-20-2)
- Methyl N,N'-dicyclohexylcarbamimidate (CAS 6257-10-9)
- 4-Bromo-8-chloro-6-methyl-2-phenylquinoline (CAS 1189106-11-3)
- (S)-5-Bromo-2,3-dihydro-1H-inden-2-amine hydrochloride (CAS 370861-68-0)
- 3H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-one (CAS 1369105-56-5)
- 4-Amino-N-(3-[vinylsulfonyl]phenyl)naphthalimide-3,6-disulfonate dilithium salt
71231-14-6
Dilithium 4-amino-N-[3-(vinylsulfonyl)phenyl]naphthalimide-3,6-disulfonate
Lucifer Yellow VS dilithium salt (CAS 71231-14-6)
- Semaglutide impurity 24 (CAS CATO-C4X-222624)
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