4,5-Dichlorocatechol

Names

[ Name ]:
4,5-Dichlorocatechol

[Synonym ]:
Pyrocatechol,4,5-dichloro
4,5-DICHLOROCATECHOL
4,5-dichloroguaiacol
1,2-Benzenediol,4,5-dichloro
1,2-Benzenediol, 4,5-dichloro-
4,5-Dichloropyrocatechol
4,5-Dichloro-1,2-benzenediol
EINECS 222-331-1
MFCD00463757
4,5-dichlorobenzene-1,2-diol

Biological Activity

[Description]:

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].

[Related Catalog]:

Research Areas >> Infection

Signaling 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

MSDS

Click to get detail MSDS

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

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Yeast - Saccharomyces cerevisiae

DOSE/DURATION :: 75 mg/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 119,273,1983

Safety Information

[ Symbol ]:

GHS07, GHS09

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335-H400

[ Precautionary Statements ]:
P261-P273-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
S26;S36

[ RIDADR ]:
UN 3077 9 / PGIII

[ RTECS ]:
UX1510000

[ HS Code ]:
2908199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2908199090

[ Summary ]:
HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

Articles

Oxidation of catechols during positive ion electrospray mass spectrometric analysis: evidence for in-source oxidative dimerization.

Rapid Commun. Mass Spectrom. 28(20) , 2181-90, (2014)

Catechols are an important class of analytes occurring in many natural and synthetic products. Electrospray ionization in negative mode is the preferred way of ion generation for these compounds; howe...

Ormosil gels doped with engineered catechol 1,2 dioxygenases for chlorocatechol bioremediation.

Biotechnol. Appl. Biochem. 61(3) , 297-303, (2014)

Enzymes entrapped in wet, nanoporous silica gel have great potential as bioreactors for bioremediation because of their improved thermal, chemical, and mechanical stability with respect to enzymes in ...

Related Compounds

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.