1,2-Benzenediol,4-chloro- cas no:2138-22-9
Synonyms: Pyrocatechol,4-chloro- (6CI,7CI,8CI); 4-Chloro-1,2-benzenediol;4-Chloro-1,2-dihydroxybenzene; 4-Chlorocatechol; 4-Chloropyrocatechol
Name1,2-Benzenediol,4-chloro-
CAS2138-22-9
SynonymsPyrocatechol,4-chloro- (6CI,7CI,8CI); 4-Chloro-1,2-benzenediol;4-Chloro-1,2-dihydroxybenzene; 4-Chlorocatechol; 4-Chloropyrocatechol
EINECS(EC#)218-381-9
Molecular FormulaC6H5 Cl O2
Molecular Weight144.56
refractive index1.629
storage tempKeep tightly closed.
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass8
Hazard C: Corrosive;
Risk R34
Safety
Hazard Codes: 
C
Risk Statements: 34
R34: 4-Chlorocatechol (CAS NO.2138-22-9) can causes burns.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN1759 8/PG 2
WGK Germany: 3
RTECS: UX1490000
| Organism |
Test Type |
Route |
Reported Dose (Normalized Dose) |
Effect |
Source |
| mouse |
LD50 |
intravenous |
75mg/kg (75mg/kg) |
|
U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX07880, |
