3-Chloro-5-ethynylbenzonitrile CAS 1198354-07-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1198354-07-2 |
| Molecular Formula | C9H4ClN |
| Molecular Weight | 161.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-5-ethynylbenzonitrile (CAS 1198354-07-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H4ClN. Molecular weight: 161.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H4ClN |
| Molecular Weight | 161.59 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-(5-Chloro-3-methylisoxazol-4-yl)ethanol (CAS 103245-33-6)
- 3-Chloro-1-ethyl-5-methoxy-1H-1,2,4-triazole (CAS 1330756-30-3)
- 5-Chloro-1-(methoxymethyl)-3-methyl-1H-1,2,4-triazole (CAS 1630763-77-7)
- 3-Chloro-1-(ethoxymethyl)-1H-1,2,4-triazole (CAS 1807977-28-1)
- 2-((4-Chloro-1H-imidazol-5-yl)amino)ethanol (CAS 799815-11-5)
- 3-Chloro-4-ethynylbenzonitrile (CAS 914105-98-9)
- 4-Chloro-3-ethynylbenzonitrile (CAS 914106-00-6)
- 5-Chloro-1-isopropyl-1H-1,2,4-triazol-3(2H)-one (CAS 42509-62-6)
Recommended Standards
- 1-Methyl-5-oxopyrrolidine-3-carbonyl chloride (CAS 1291486-24-2)
- 4-Chloronitrobenzene-d4 (CAS 68239-23-6)
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- 3-(3-(2-(1-(1-Methylpiperidin-4-yl)-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl)phenyl)pentanenitrile (CAS 1956336-08-5)
- (2-Bromo-6-cyanopyridin-4-yl)boronic acid (CAS 2225181-31-5)
- N-[4-(2-Chlorophenyl)-1,3-thiazol-2-yl]-2-(morpholin-4-yl)acetamide (CAS 338749-93-2)
- 2-[4-(Pyridin-3-ylmethoxy)phenyl]ethylamine (CAS 1343316-76-6)
- Methyl 6-methyl-1H-pyrrolo[2,3-b]pyridine-5-carboxylate (CAS 872355-54-9)
- 5α-PREGNAN-17, 21-DIOL-3, 20-DIONE (CAS 312-99-2)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com