4-Butyl-1-sulfanyl-4h,5h-[1,2,4]triazolo[4,3-a]quinazolin-5-one CAS 749920-43-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 749920-43-2 |
| Molecular Formula | C13H14N4OS |
| Molecular Weight | 274.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Butyl-1-sulfanyl-4h,5h-[1,2,4]triazolo[4,3-a]quinazolin-5-one (CAS 749920-43-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H14N4OS. Molecular weight: 274.34 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H14N4OS |
| Molecular Weight | 274.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Butyl Standards
- 2-Sulfanyl-1-[4-(trifluoromethoxy)phenyl]-4,5-dihydro-1h-imidazol-5-one (CAS 901272-95-5)
- 3-phenyl-2-sulfanyl-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 338751-59-0)
- 1-Propyl-2-sulfanyl-1h-1,3-benzodiazole-5-sulfonamide (CAS 731776-67-3)
- 1-Phenyl-2-[(5-sulfanyl-1,3,4-thiadiazol-2-yl)sulfanyl]ethan-1-one (CAS 866144-11-8)
- 3-Methyl-2-[3-sulfanyl-5-(thiophen-2-yl)-4h-1,2,4-triazol-4-yl]butanoic acid (CAS 869472-72-0)
- 4-Phenyl-4-sulfanyl-2-(trifluoromethyl)butanoic acid (CAS 870703-90-5)
- 1-Benzyl-3-(5-sulfanyl-1,3,4-oxadiazol-2-yl)-1,2-dihydropyridin-2-one (CAS 242472-16-8)
- 1-Benzyl-5-(5-sulfanyl-1,3,4-oxadiazol-2-yl)-1,2-dihydropyridin-2-one (CAS 242472-14-6)
Recommended Standards
- 4-Amino-6-methyl-3-((3-phenylallyl)thio)-1,2,4-triazin-5(4H)-one (CAS 557084-02-3)
- 4-Methyl-2-(phenylsulfonyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidine (CAS 339019-62-4)
- 4-(Benzylamino)-2-(methylthio)pyrimidine-5-carboxamide (CAS 919486-26-3)
- Benz[a]anthracene-7-methanol (CAS 16110-13-7)
- N-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)aniline (CAS 1073353-90-8)
- 4-Ethyl-5-iodo-2,3-dihydro-1H-inden-1-one (CAS 1344715-36-1)
- 7-Oxo-7H-benzimidazo[2,1-α]benz[de]isoquinoline-3-carboxylic Acid (CAS 52029-86-4)
- 1-cyclohexyl-2,2-difluoroethan-1-amine hydrochloride (CAS 2031269-24-4)
- 3-(Morpholinomethyl)-5-(pyridin-3-yl)-1,3,4-oxadiazole-2(3H)-thione (CAS 105491-65-4)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
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