1-Chloro-3-ethynyl-5-methylbenzene CAS 1936635-62-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1936635-62-9 |
| Molecular Formula | C9H7Cl |
| Molecular Weight | 150.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Chloro-3-ethynyl-5-methylbenzene (CAS 1936635-62-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H7Cl. Molecular weight: 150.60 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H7Cl |
| Molecular Weight | 150.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1996 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 1-Chloro-4-ethynyl-2-methylbenzene (CAS 1204394-34-2)
- 2-Chloro-1-ethynyl-3-methylbenzene (CAS 1233501-73-9)
- 2-Chloro-1-ethynyl-4-methylbenzene (CAS 1233520-92-7)
- (2S)-2-chloro-3-methylpentanoic acid (CAS 1237830-70-4)
- 1-Chloro-2-(prop-2-yn-1-yl)benzene (CAS 1312713-20-4)
- 2-Chloro-4-ethynyl-1-methylbenzene (CAS 1338235-62-3)
- 1-Chloro-3-ethynyl-2-methylbenzene (CAS 1342063-35-7)
- 4-Chloro-2-methylbutyric acid methyl ester (CAS 13888-03-4)
Recommended Standards
- Naproxen Impurity 5 (CAS 17696-64-9)
- (2S,3S)-2-Chloro-3-methylvaleric Acid (CAS 32653-34-2)
- 1-Chloro-2-ethynyl-4-methylbenzene (CAS 1694418-84-2)
- 2-(Aminomethyl)benzonitrile, HCl (CAS 1134529-25-1)
- 3-(3-(Methylthio)-5-oxo-2,5-dihydro-1,2,4-triazin-6-yl)propanoic acid (CAS 100524-19-4)
- 3-Fluoro-5-iodopyridin-4-amine (CAS 1597421-56-1)
- 5-Fluoro-1-methyl-1H-indazole (CAS 1210023-65-6)
- 3-Chloro-6-methoxypicolinohydrazide (CAS 1257535-40-2)
- (<I>S</I>,<I>R</I>,<I>S</I>)-AHPC-PEG<SUB>3</SUB>-azide (CAS 1797406-80-4)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
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