2-(Methylthio)Pyrazolo[1,5-A][1,3,5]Triazin-4(3H)-One CAS 54346-18-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 54346-18-8 |
| Molecular Formula | C6H6N4OS |
| Molecular Weight | 182.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Methylthio)Pyrazolo[1,5-A][1,3,5]Triazin-4(3H)-One (CAS 54346-18-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6N4OS. Molecular weight: 182.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6N4OS |
| Molecular Weight | 182.20 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 4-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-6-ol (CAS 100047-41-4)
- 2-(Methylthio)-9H-purin-6-ol (CAS 5446-89-9)
- 3-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 90914-36-6)
- 7-(Methylthio)-5,6-dihydro-4H-imidazo[4,5-d]pyridazin-4-one (CAS 3438-77-5)
- 2-(Methylthio)-[1,2,4]triazolo[1,5-a][1,3,5]triazin-7-amine (CAS 1011408-19-7)
- 5-(Methylthio)-2H-[1,2,3]triazolo[4,5-d]pyrimidin-7-amine (CAS 93886-72-7)
- 2-Methyl-3-(methylthio)benzoic acid (CAS 1149384-42-8)
- 2-Methyl-4-(methylthio)benzoic acid (CAS 118939-08-5)
Recommended Standards
- 2,4-Dihydroxy-5-methylthieno[2,3-d]pyrimidine (CAS 75860-79-6)
- 2-(Methylsulfonyl)nicotinonitrile (CAS 66154-66-3)
- 2-[(dimethylsulfamoyl)amino]acetic acid (CAS 299464-21-4)
- Ethyl 2-(3-chloroquinoxalin-2-yl)acetate (CAS 30681-68-6)
- 4-Chloro-8-cyclobutylpteridine-6,7(5H,8H)-dione (CAS 1774904-50-5)
- Methyl 4-(difluoromethyl)pyrimidine-5-carboxylate (CAS 1443286-01-8)
- Osimertinib Impurity 67 (CAS CATO-C4X-204567)
- 6-Fluoro-4-nitroisobenzofuran-1(3H)-one (CAS 1207453-90-4)
- Amino(2-ethoxy-5-methylphenyl)acetic acid (CAS 1025010-57-4)
- Angiotensin III Antipeptide (CAS 133605-55-7)
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