1,2,3,4-tetrachlorobenzene

Modify Date: 2026-07-02 18:55:04

1,2,3,4-tetrachlorobenzene Structure
1,2,3,4-tetrachlorobenzene structure
Common Name 1,2,3,4-tetrachlorobenzene
CAS Number 634-66-2 Molecular Weight 215.89200
Density 1,73 g/cm3 Boiling Point 254 °C761 mm Hg(lit.)
Molecular Formula C6H2Cl4 Melting Point 44 °C
MSDS Chinese USA Flash Point >230 °F
Symbol GHS07 GHS09
GHS07, GHS09
Signal Word Warning

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1,2,3,4-tetrachlorobenzene
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1,73 g/cm3
Boiling Point 254 °C761 mm Hg(lit.)
Melting Point 44 °C
Molecular Formula C6H2Cl4
Molecular Weight 215.89200
Flash Point >230 °F
Exact Mass 213.89100
LogP 4.30020
Index of Refraction 1.582
InChIKey GBDZXPJXOMHESU-UHFFFAOYSA-N
SMILES Clc1ccc(Cl)c(Cl)c1Cl

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB9440000
CHEMICAL NAME :
Benzene, 1,2,3,4-tetrachloro-
CAS REGISTRY NUMBER :
634-66-2
BEILSTEIN REFERENCE NO. :
1910025
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C6-H2-Cl4
MOLECULAR WEIGHT :
215.88
WISWESSER LINE NOTATION :
GR BG CG DG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1167 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub., 1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76- Volume(issue)/page/year: 11,663,1983
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 4,106,1952 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
2 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth)
REFERENCE :
TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 29,21,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
1500 mg/kg
SEX/DURATION :
female 9-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
REFERENCE :
TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 26,243,1983

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS07 GHS09
GHS07, GHS09
Signal Word Warning
Hazard Statements H302-H410
Precautionary Statements P273-P501
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R22
Safety Phrases S22-S24/25-S45-S16-S7-S36/37
RIDADR 3077
WGK Germany 3
RTECS DB9440000
Hazard Class 9.0

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Articles21

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

QSPR modeling of octanol/water partition coefficient for vitamins by optimal descriptors calculated with SMILES.

Eur. J. Med. Chem. 43 , 714-40, (2008)

Simplified molecular input line entry system (SMILES) has been utilized in constructing quantitative structure-property relationships (QSPR) for octanol/water partition coefficient of vitamins and org...

Determination of chlorobenzenes in water samples by solid-phase disk extraction and gas chromatography-electron capture detection.

J. Chromatogr. Sci. 52(5) , 375-82, (2014)

A simple, rapid, sensitive and high throughput method is described, based on solid-phase disk extraction (SPDE) and gas chromatography-electron capture detection, for the determination of chlorobenzen...

Chlorocatechols substituted at positions 4 and 5 are substrates of the broad-spectrum chlorocatechol 1,2-dioxygenase of Pseudomonas chlororaphis RW71.

J. Bacteriol. 183(3) , 997-1011, (2001)

The nucleotide sequence of a 10,528-bp region comprising the chlorocatechol pathway gene cluster tetRtetCDEF of the 1,2,3,4-tetrachlorobenzene via the tetrachlorocatechol-mineralizing bacterium Pseudo...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00000538
1,2,3,4-TeCB
1,2,3,4-tcb
1,2,3,4-Tetrachlorobenzene
2,3,4,5-tetrachlorobenzene
Tetrachlorobenzene
1,2,3,4,-tetrachlorobenzene
EINECS 211-214-0
1,2,3,4-tetrachloro-benzen
1,2,3,4-tetraclorobenzene
Tetrachlorobenzene,1,2,3,4
BENZENE,1,2,3,4-TETRACHLORO

 1,2,3,4-tetrachlorobenzene | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the melting point of 1,2,3,4-tetrachlorobenzene?
A: Melting point of 1,2,3,4-tetrachlorobenzene is 44 °C.
Q: What is the boiling point of 1,2,3,4-tetrachlorobenzene?
A: Boiling point of 1,2,3,4-tetrachlorobenzene is 254 °C761 mm Hg(lit.).
Q: What is the LogP of 1,2,3,4-tetrachlorobenzene?
A: LogP of 1,2,3,4-tetrachlorobenzene is 4.30020.
Q: What English synonyms does 1,2,3,4-tetrachlorobenzene have?
A: English synonyms of 1,2,3,4-tetrachlorobenzene: MFCD00000538, 1,2,3,4-TeCB, 1,2,3,4-tcb, 1,2,3,4-Tetrachlorobenzene, 2,3,4,5-tetrachlorobenzene, Tetrachlorobenzene, 1,2,3,4,-tetrachlorobenzene, EINECS 211-214-0, 1,2,3,4-tetrachloro-benzen, 1,2,3,4-tetraclorobenzene, Tetrachlorobenzene,1,2,3,4, BENZENE,1,2,3,4-TETRACHLORO.
Q: What is the safety information for 1,2,3,4-tetrachlorobenzene?
A: Safety information for 1,2,3,4-tetrachlorobenzene: S22-S24/25-S45-S16-S7-S36/37.
Q: What is the English name of 1,2,3,4-tetrachlorobenzene?
A: The English name of 1,2,3,4-tetrachlorobenzene is 1,2,3,4-tetrachlorobenzene.
Q: What is the molecular formula of 1,2,3,4-tetrachlorobenzene?
A: Molecular formula of 1,2,3,4-tetrachlorobenzene is C6H2Cl4.
Q: What is the InChIKey of 1,2,3,4-tetrachlorobenzene?
A: InChIKey of 1,2,3,4-tetrachlorobenzene is GBDZXPJXOMHESU-UHFFFAOYSA-N.
Q: What is the molecular weight of 1,2,3,4-tetrachlorobenzene?
A: Molecular weight of 1,2,3,4-tetrachlorobenzene is 215.89200.
Q: What is the SMILES notation of 1,2,3,4-tetrachlorobenzene?
A: SMILES notation of 1,2,3,4-tetrachlorobenzene is Clc1ccc(Cl)c(Cl)c1Cl.

 1,2,3,4-tetrachlorobenzenefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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