Basic information
- Name:
4-Chlorobenzyl cyanide
- CAS No.:
140-53-4
- Molecular Structure:
- Formula:
- C8H6ClN
- Molecular Weight:
- 151.60
- Synonyms:
- Benzeneacetonitrile, 4-chloro-;4-Chlor-benzyl-cyanid [German];p-Chlorophenylacetonitrile;2-(4-Chlorophenyl)acetonitrile;(4-chlorophenyl)acetonitrile;(p-chlorophenyl)acetonitrile;4-chlorophenylacetonitrile;Acetonitrile, (p-chlorophenyl)-;4-Chloro Phenyl Acetonitrile;(4-Chlorophenyl)acetonitrilep-Chlorobenzyl cyanide;4-chloro benzyl cyanide;4-Cyanobenzylchloride;
- EINECS:
- 205-418-9
- Density:
- 1.188 g/cm3
- Melting Point:
- 25-28 °C(lit.)
- Boiling Point:
- 266 °C at 760 mmHg
- Flash Point:
- 107.7 °C
- Appearance:
- clear colorless to yellowish liquid after melting
- Hazard Symbols:
T,
Xi- Risk Codes:
- 23/24/25-36/37/38
- Safety Description:
- 26-36/37/39-45-28B Details
- Transport Information:
- UN 2811 6.1/PG 3
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Chemistry
The molecular formula of 4-Chlorobenzyl cyanide(140-53-4) is C8H6ClN and its formula weight is 151.59.
The density of 4-Chlorobenzyl cyanide(140-53-4) is 1.19 g/mL at 20 °C(lit.) and it has a melting point of 25-28 °C(lit.). The boiling point is 265-267 °C(lit.). The refractive index is about 1.543. Its flash point is 230 °F and the vapor pressure is 1.0 (20 °C).
4-Chlorobenzyl cyanide(140-53-4) has the property of being dissolved in acetone and ethanol.
The chemical synonyms of 4-Chlorobenzyl cyanide(140-53-4) are (4-CHLOROPHENYL)ACETONITRILE;4-CHLOROBENZYL CYANIDE;CHLOROBENZYLCYANIDE-4;LABOTEST-BB LT00891700;TIMTEC-BB SBB004060;PCCN;P-CHLOROBENZYL CYANIDE;P-CHLOROPHENYLACETONITRILE
The molecular structure of 4-Chlorobenzyl cyanide(140-53-4):
The density of 4-Chlorobenzyl cyanide(140-53-4) is 1.19 g/mL at 20 °C(lit.) and it has a melting point of 25-28 °C(lit.). The boiling point is 265-267 °C(lit.). The refractive index is about 1.543. Its flash point is 230 °F and the vapor pressure is 1.0 (20 °C).
4-Chlorobenzyl cyanide(140-53-4) has the property of being dissolved in acetone and ethanol.
The chemical synonyms of 4-Chlorobenzyl cyanide(140-53-4) are (4-CHLOROPHENYL)ACETONITRILE;4-CHLOROBENZYL CYANIDE;CHLOROBENZYLCYANIDE-4;LABOTEST-BB LT00891700;TIMTEC-BB SBB004060;PCCN;P-CHLOROBENZYL CYANIDE;P-CHLOROPHENYLACETONITRILE
The molecular structure of 4-Chlorobenzyl cyanide(140-53-4):
Uses
Used as intermediates of pyrimethamine and for the synthesis of medicine and dyes.
Toxicity Data With Reference
| 1. | ipr-mus LD50:27 mg/kg | PCBPBS Pesticide Biochemistry and Physiology. 2 (1972),95. | ||
| 2. | ivn-mus LD50:56 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#07883 . |
LD50/LC50: RTECS:
CAS# 140-53-4: Oral, rat: LD50 = 50 mg/kg;
Carcinogenicity: 4-Chlorobenzyl cyanide - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated. See actual entry in RTECS for complete information.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by intravenous and intraperitoneal routes. When heated to decomposition it emits toxic vapors of NOx and Cl−.
Hazard Codes T,Xi
Risk Statements 23/24/25-36/37/38
Safety Statements 26-36/37/39-45-28B
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
RTECS AL8250000
Hazard Note Irritant/Toxic
HazardClass 6.1
PackingGroup II
HS Code 29269095
Hazard Codes T,Xi
Risk Statements 23/24/25-36/37/38
Safety Statements 26-36/37/39-45-28B
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
RTECS AL8250000
Hazard Note Irritant/Toxic
HazardClass 6.1
PackingGroup II
HS Code 29269095
Specification
Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials, temperatures above 40°C.
Incompatibilities with Other Materials: Strong oxidizing agents, strong reducing agents, strong acids, strong bases.
Hazardous Decomposition Products: Hydrogen chloride, hydrogen cyanide, nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.
Conditions to Avoid: Incompatible materials, temperatures above 40°C.
Incompatibilities with Other Materials: Strong oxidizing agents, strong reducing agents, strong acids, strong bases.
Hazardous Decomposition Products: Hydrogen chloride, hydrogen cyanide, nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.
