4-(Methylthio)-1H-Pyrazole CAS 1393128-21-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1393128-21-6 |
| Molecular Formula | C4H6N2S |
| Molecular Weight | 114.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Methylthio)-1H-Pyrazole (CAS 1393128-21-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H6N2S. Molecular weight: 114.17 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H6N2S |
| Molecular Weight | 114.17 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 2-(Methylthio)imidazole (CAS 7666-04-8)
- 3-(Methylthio)-1H-pyrazole (CAS 774157-81-2)
- 3-(Methylthio)-1,2,4-triazole (CAS 7411-18-9)
- 3-(Methylthio)-1H-pyrrole (CAS 82511-52-2)
- 2-Methyl-3-(methylthio)propanenitrile (CAS 1183030-38-7)
- 1-(Methylthio)but-3-yn-2-amine (CAS 1484289-23-7)
- 1-(Methylthio)but-3-en-2-one (CAS 1484963-07-6)
- 2-(Methylthio)-4,5-dihydro-1H-imidazole (CAS 20112-79-2)
Recommended Standards
- Ethanethioic acid, S-2-propyn-1-yl ester (CAS 13702-10-8)
- Anisole-1-<SUP>13</SUP>C (CAS 154492-88-3)
- 13129-38-9 Furan, 2-(methylthio)- DTXSID20156992 (CAS 13129-38-9)
- Ethyl 2-(4,5,6,7-tetrahydrobenzo[b]thiophen-4-yl)acetate (CAS 135399-24-5)
- 1-(2-(3-Methoxyphenoxy)ethyl)piperazine dihydrochloride (CAS 1609400-50-1)
- Dansyl fluoride (CAS 34523-28-9)
- 1-(4,6-Dichloro-2-methylpyrimidin-5-yl)ethan-1-one (CAS 1663485-97-9)
- 2-(tert-Butyl)-5-nitro-1H-indole (CAS 174274-85-2)
- (S)-3-amino-8-methoxy-1-methyl-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]azepin-2-one (CAS 2306252-55-9)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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