Introduction：Basic information about CAS 3428-24-8|4,5-Dichlorocatechol, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
4,5-Dichlorocatechol is a substrate of the broad-spectrum chlorocatechol 1,2-dioxygenase of pseudomonas chlororaphis RW71. The Ki values for 4,5-dichlorocatechol is 30 nM for the dioxygenase of the Chlorobenzoate-degrading strain Pseudomonas putida AC27 and 4 nM for the dioxygenase of Acidovorax sp. strain PS14[1].
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Research Areas >>InfectionSignaling Pathways >>Others >>Others
References
[1]. T Potrawfke , et al. Chlorocatechols Substituted at Positions 4 and 5 Are Substrates of the Broad-Spectrum Chlorocatechol 1,2-dioxygenase of Pseudomonas Chlororaphis RW71. J Bacteriol. 2001 Feb;183(3):997-1011.
Chemical & Physical Properties
Density
1.6±0.1 g/cm3
Boiling Point
302.2±37.0 °C at 760 mmHg
Melting Point
110-115ºC(lit.)
Molecular Formula
C6H4Cl2O2
Molecular Weight
179.001
Flash Point
136.6±26.5 °C
Exact Mass
177.958832
PSA
40.46000
LogP
3.29
Vapour Pressure
0.0±0.7 mmHg at 25°C
Index of Refraction
1.642
Storage condition
-20°C
Toxicological Information
CHEMICAL IDENTIFICATION
RTECS NUMBER :
UX1510000
CHEMICAL NAME :
Pyrocatechol, 4,5-dichloro-
CAS REGISTRY NUMBER :
3428-24-8
BEILSTEIN REFERENCE NO. :
2086136
LAST UPDATED :
199710
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C6-H4-Cl2-O2
MOLECULAR WEIGHT :
179.00
WISWESSER LINE NOTATION :
QR BQ DG EG
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
42 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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