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2-CHLOROBUTANE

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Name 2-CHLOROBUTANE EINECS 201-151-7
CAS No. 78-86-4 Density 0.87 g/cm3
Solubility immiscible with water Melting Point -140 °C
Formula C4H9Cl Boiling Point 69.2 °C at 760 mmHg
Molecular Weight 92.58 Flash Point -15 °C
Transport Information UN 1127 3/PG 2 Appearance colourless liquid
Safety 16-29-7/9-9 Risk Codes 11
Molecular Structure Molecular Structure of 78-86-4 (Butane, 2-chloro-) Hazard Symbols FlammableF
Synonyms

1-Methylpropylchloride;sec-Butyl chloride;

 

Chemistry

The Molecular formula of 2-CHLOROBUTANE(78-86-4): C4H9Cl
The Molar mass of 2-CHLOROBUTANE(78-86-4): 92.57
EINECS: 201-151-7
Melting point: -140 °C
Boiling point: 68-70 °C
Flash point: 5 °F
density: 0.873 g/mL at 25 °C
refractive index: n20/D 1.396
storage temp.: Flammables area
Water Solubility: immiscible
Synonyms: (2RS)-chlorobutane;1-methylpropylchloride;1-Methylpropyl chloride;2-Butylchloride;2-Chlorbutan;2-Chloro-3-methylpropane;2-chloro-butan;Butane,2-chloro-
The Structure of 2-CHLOROBUTANE(78-86-4):

Uses

2-CHLOROBUTANE(78-86-4) is used in organic synthesis. It is organic intermediates, solvent.
2-CHLOROBUTANE(78-86-4) is also used for drug, plasticizer, pesticides, rubber, resin, surfactants, etc.

Production

2-CHLOROBUTANE(78-86-4) can manufacture from reaction by sec-Butyl alcohol and hydrochloric acid, when zinc butter is existed.

Toxicity Data With Reference

1.   

orl-rat LD50:17,460 mg/kg

   AIHAAP    American Industrial Hygiene Association Journal. 30 (1969),470.
2.   

ihl-rat LCLo:8000 ppm/4H

   AIHAAP    American Industrial Hygiene Association Journal. 30 (1969),470.
3.   

skn-rbt LD50:20 g/kg

   AIHAAP    American Industrial Hygiene Association Journal. 30 (1969),470.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Mildly toxic by ingestion, inhalation, and skin contact. Questionable carcinogen with experimental neoplastigenic data. Dangerous fire hazard when exposed to heat, open flame (sparks), or oxidizers. To fight fire, use water, water spray, fog, mist, dry chemical, alcohol foam. When heated to decomposition it emits toxic fumes of Cl. See also CHLORINATED HYDROCARBONS, ALIPHATIC.
Hazard Codes: F
Risk Statements: 11:Highly Flammable 
Safety Statements: 16-29-7/9-9
16:  Keep away from sources of ignition - No smoking 
29:  Do not empty into drains 
9:  Keep container in a well-ventilated place 
7/9:  Keep container tightly closed and in a well-ventilated place 
RIDADR: UN 1127 3/PG 2
WGK Germany: 2
RTECS: EJ6475000
HazardClass: 3
PackingGroup: II
HS Code: 29031980

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