5-Methyl-3-(methylthio)-1-phenyl-1H-pyrazole CAS 18714-79-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18714-79-9 |
| Molecular Formula | C11H12N2S |
| Molecular Weight | 204.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methyl-3-(methylthio)-1-phenyl-1H-pyrazole (CAS 18714-79-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H12N2S. Molecular weight: 204.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H12N2S |
| Molecular Weight | 204.29 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-(Methylthio)-5,6,7,8-tetrahydroquinoline-3-carbonitrile (CAS 154384-04-0)
- 1-Methyl-2-(methylthio)-5-phenyl-1H-imidazole (CAS 25433-15-2)
- 2-Ethyl-3-(methylthio)quinoxaline (CAS 658686-48-7)
- 2-Methyl-3-(methylthio)-5-phenylfuran (CAS 54930-80-2)
- 3-(Methylthio)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile (CAS 839680-24-9)
- 1-Methyl-3-(5-(methylthio)-1,2,4-thiadiazol-3-yl)urea (CAS 78430-01-0)
- 4-(Methylthio)benzenesulfonic acid (CAS 70140-60-2)
- Ethyl 5-(methylthio)-1,3,4-thiadiazole-2-carboxylate (CAS 75573-82-9)
Recommended Standards
- 5-Allyl-2-mercapto-4,6-dimethylnicotinonitrile (CAS 186337-14-4)
- 2,4-dimethoxythieno[2,3-d]pyrimidine (CAS 18740-40-4)
- N-cyclopentylazetidine-3-sulfonamide (CAS 1804130-06-0)
- N-(3-ISocyanopropyl)-n,n-dimethylamine (CAS 15586-24-0)
- 4-Methoxyquinazoline-5-carbonitrile (CAS 1231761-60-6)
- 2-Ethyl-3-methylbutanoic acid (CAS 32444-32-9)
- 2-(2-Isopropylphenyl)acetonitrile (CAS 91131-80-5)
- Oxacillin Impurity 59 (CAS CATO-C4X-232159)
- 1-Methyl-d3-2-(4-methylbenzoyl)pyrrole (CAS 1185001-74-4)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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