1,2-Benzenediol,4,5-dichloro- cas no:3428-24-8

Synonyms: Pyrocatechol,4,5-dichloro- (7CI,8CI); 4,5-Dichloro-1,2-benzenediol;4,5-Dichloro-1,2-dihydroxybenzene; 4,5-Dichlorocatechol; 4,5-Dichloropyrocatechol

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Identification
Chemical Properties
Safety Data
Toxicity

Identification

Name1,2-Benzenediol,4,5-dichloro-
CAS3428-24-8
SynonymsPyrocatechol,4,5-dichloro- (7CI,8CI); 4,5-Dichloro-1,2-benzenediol;4,5-Dichloro-1,2-dihydroxybenzene; 4,5-Dichlorocatechol; 4,5-Dichloropyrocatechol
EINECS(EC#)222-331-1
Molecular FormulaC6H4 Cl2 O2
Molecular Weight179.00

Chemical Properties

refractive index1.642

Safety Data

Hazard Xi: Irritant;
Risk 36/37/38
Safety

Poison by intravenous route. Mutation data reported. When heated to decomposition it emits toxic fumes of Cl⁻.
Hazard Codes Irritant Xi
Risk Statements 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.

Toxicity

1.		mmo-smc 75 mg/L		MUREAV Mutation Research. 119 (1983),273.
2.		ivn-mus LD50:42 mg/kg		CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#07864 .

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