5-Ethynyl-2-(methylthio)pyrimidine CAS 87573-81-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87573-81-7 |
| Molecular Formula | C7H6N2S |
| Molecular Weight | 150.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Ethynyl-2-(methylthio)pyrimidine (CAS 87573-81-7) pharmaceutical standards reference standard. Molecular formula: C7H6N2S. Molecular weight: 150.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H6N2S |
| Molecular Weight | 150.20 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.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethynyl Standards
- 4-Ethynyl-2-(methylthio)pyrimidine (CAS 544675-64-1)
- 4-Ethynyl-1-(2-methoxyethyl)-1H-pyrazole (CAS 2098143-15-6)
- 4-ethynyl-1H-indazole (CAS 1093847-83-6)
- 4-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1174297-28-9)
- 3-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1380307-98-1)
- 3-ethynyl-1H-indazole (CAS 1383705-71-2)
- 2-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1485294-64-1)
- 7-ethynyl-1H-indazole (CAS 945761-99-9)
Recommended Standards
- 5-(Prop-1-yn-1-yl)thiophene-2-carbaldehyde (CAS 501-91-7)
- 5H-Thiopyrano[2,3-d]pyrimidine (CAS 254-72-8)
- 5-(methylsulfanyl)pyridine-2-carbonitrile (CAS 848141-12-8)
- 4-(4-oxo-1,3-oxazolidin-3-yl)butanoic acid (CAS 886502-29-0)
- 3-Ethyl-6-(4-methoxyphenyl)isoxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 1263211-54-6)
- (4-PIperidin-1-ylcyclohexyl)amine dihydrochloride (CAS 2108723-89-1)
- Tris(1,10-phenanthroline)cobalt bis(hexafluorophosphate) (CAS 31876-74-1)
- (1S,2R)-2-(1-methyl-1H-pyrazol-5-yl)cyclohexan-1-ol (CAS 1450595-87-5)
- 5-Cyano-2-cyclopropoxy-N,N-dimethylbenzamide (CAS 1243350-22-2)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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