4-Chloro-1-fluoro-2-isocyanatobenzene CAS 39718-31-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39718-31-5 |
| Molecular Formula | C7H3ClFNO |
| Molecular Weight | 171.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-1-fluoro-2-isocyanatobenzene (CAS 39718-31-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H3ClFNO. Molecular weight: 171.56 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H3ClFNO |
| Molecular Weight | 171.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1968 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-Chloro-4-fluoro-1-isocyanatobenzene (CAS 1016788-39-8)
- 6-Chloro-8-fluoro-[1,2,4]triazolo[4,3-a]pyridine (CAS 1020253-21-7)
- 2-Chloro-4-fluorobenzoxazole (CAS 1163123-39-4)
- 4-Chloro-2-fluoro-7H-pyrrolo[2,3-d]pyrimidine (CAS 1206825-32-2)
- 6-Chloro-5-fluoro-1H-pyrazolo[3,4-b]pyridine 1256785-11-1 (CAS 1256785-11-1)
- 4-Chloro-7-fluoro-5H-pyrrolo[3,2-d]pyrimidine (CAS 1311275-30-5)
- 6-Chloro-3-fluoroimidazo[1,2-b]pyridazine (CAS 1315359-81-9)
- 3-Chloro-7-fluorobenzo[d]isoxazole (CAS 1352899-19-4)
Recommended Standards
- 4-Azido-2-chloro-1-fluorobenzene (CAS 85862-85-7)
- 4-Chloro-2-fluoro-1-isocyanatobenzene (CAS 69922-26-5)
- 4-Amino-6-chloro-5-fluoronicotinonitrile (CAS 2454397-76-1)
- n-(1-(4-Methoxyphenyl)ethyl)-2-methylprop-2-en-1-amine (CAS 1492702-70-1)
- Metronidazole Impurity 26 (CAS 20729-41-3)
- n-[4-(2-chloroacetyl)phenyl]-n-ethylmethanesulfonamide (CAS 851814-23-8)
- 1-[(4-methyl-4H-1,2,4-triazol-3-yl)methyl]-1H-indole-6-carboxylic acid (CAS 1543063-34-8)
- 2-Amino-4-oxo-4,5-dihydrothiazole-5-carboxylic acid (CAS 947014-76-8)
- N-(5-Cyclopropyl-1H-pyrazol-3-yl)-2-phenylacetamide (CAS 326822-67-7)
- Semaglutide Impurity 18 (CAS 1671100-14-3)
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