3,4-Dichlorobenzoic acid

Modify Date: 2024-01-02 16:30:30

3,4-Dichlorobenzoic acid Structure
3,4-Dichlorobenzoic acid structure
Common Name 3,4-Dichlorobenzoic acid
CAS Number 51-44-5 Molecular Weight 191.012
Density 1.5±0.1 g/cm3 Boiling Point 317.8±22.0 °C at 760 mmHg
Molecular Formula C7H4Cl2O2 Melting Point 204-206 °C(lit.)
MSDS Chinese USA Flash Point 146.0±22.3 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 3,4-dichlorobenzoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 317.8±22.0 °C at 760 mmHg
Melting Point 204-206 °C(lit.)
Molecular Formula C7H4Cl2O2
Molecular Weight 191.012
Flash Point 146.0±22.3 °C
Exact Mass 189.958832
PSA 37.30000
LogP 3.53
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.599
Water Solubility insoluble

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DG7175000
CHEMICAL NAME :
Benzoic acid, 3,4-dichloro-
CAS REGISTRY NUMBER :
51-44-5
BEILSTEIN REFERENCE NO. :
2044777
LAST UPDATED :
199709
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C7-H4-Cl2-O2
MOLECULAR WEIGHT :
191.01
WISWESSER LINE NOTATION :
QVR CG DG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 13,1538,1964

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DG7175000
HS Code 29163900

 Synthetic Route

 Customs

HS Code 2916399090
Summary 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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 Synonyms

MFCD00002492
3,4-dichlorbenzoic acid
Benzoic acid,3,4-dichloro
EINECS 200-099-2
3,4dichlorobenzoic acid
Benzoic acid, 3,4-dichloro-
3,4-Dichlorobenzoic acid
Benzoic acid,4-dichloro
3,4-Dichlor-benzoesaeure
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