1,4-Benzenedicarboxylicacid, 2,3,5,6-tetrachloro-, 1,4-dimethyl ester cas no:1861-32-1
Synonyms: 1,4-Benzenedicarboxylicacid, 2,3,5,6-tetrachloro-, dimethyl ester (9CI);Terephthalic acid,tetrachloro-, dimethyl ester (6CI,8CI);2,3,5,6-Tetrachloro-1,4-benzenedicarboxylic acid dimethyl ester;Chlorthaldimethyl ester;Chlorthal-dimethyl;Chlorthal-methyl;DAC 893;DCPA;Dac 4;Dimethyl 2,3,5,6-tetrachloroterephthalate;Dimethyltetrachloroterephthalate;NSC 155745;TCTP;Tetrachloroterephthalic aciddimethyl ester;Tetral;
Name1,4-Benzenedicarboxylicacid, 2,3,5,6-tetrachloro-, 1,4-dimethyl ester
CAS1861-32-1
Synonyms1,4-Benzenedicarboxylicacid, 2,3,5,6-tetrachloro-, dimethyl ester (9CI);Terephthalic acid,tetrachloro-, dimethyl ester (6CI,8CI);2,3,5,6-Tetrachloro-1,4-benzenedicarboxylic acid dimethyl ester;Chlorthaldimethyl ester;Chlorthal-dimethyl;Chlorthal-methyl;DAC 893;DCPA;Dac 4;Dimethyl 2,3,5,6-tetrachloroterephthalate;Dimethyltetrachloroterephthalate;NSC 155745;TCTP;Tetrachloroterephthalic aciddimethyl ester;Tetral;
EINECS(EC#)217-464-7
Molecular FormulaC10H6Cl4O4
Molecular Weight331.97
AppearanceColorless, crystalline solid.
refractive index1.564
storage tempKeep closed in a cool, dry place. Store only with compatible chemicals.
Safety Poison by intravenous route. Moderately toxic by an unspecified route. When heated to decomposition it emits toxic fumes of Cl−. Used as a pesticide. See also ESTERS.
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- WZ1500000
- CHEMICAL NAME :
- Terephthalic acid, tetrachloro-, dimethyl ester
- CAS REGISTRY NUMBER :
- 1861-32-1
- BEILSTEIN REFERENCE NO. :
- 1888840
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 10
- MOLECULAR FORMULA :
- C10-H6-Cl4-O4
- MOLECULAR WEIGHT :
- 331.96
- WISWESSER LINE NOTATION :
- 1OVR BG CG EG FG DVO1
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 :
- 3 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: PB85-143766
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >5700 mg/m3/4H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave.,
Willoughy, OH 44094) Volume(issue)/page/year: -,C93,1991
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 320 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010)
Volume(issue)/page/year: NX#02634
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TGANAK Tsitologiya i Genetika. Cytology and Genetics. For English
translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1- 1967- Volume(issue)/page/year: 16(1),45,1982
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 10 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,592,1986
** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 700 mg/kg
- SEX/DURATION :
- female 10 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
number of implants per female; total number of implants per corpora lutea)
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
- REFERENCE :
- GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 46(8),22,1981
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 700 mg/kg
- SEX/DURATION :
- male 10 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Effects on Newborn - behavioral
- REFERENCE :
- GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 46(8),22,1981
*** U.S. STANDARDS AND REGULATIONS ***
EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of
Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year:
54,7740,1989
