CAS 71-55-6|1,1,1-Trichloroethane

Introduction：Basic information about CAS 71-55-6|1,1,1-Trichloroethane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
4. Safety Information
5. Customs
6. Articles32
7. Synonyms

Common Name	1,1,1-Trichloroethane
CAS Number	71-55-6	Molecular Weight	133.404
Density	1.4±0.1 g/cm3	Boiling Point	74.1±0.0 °C at 760 mmHg
Molecular Formula	C₂H₃Cl₃	Melting Point	−35 °C(lit.)
MSDS	/	Flash Point	-3.7±14.0 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	1,1,1-trichloroethane
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.4±0.1 g/cm3
Boiling Point	74.1±0.0 °C at 760 mmHg
Melting Point	−35 °C(lit.)
Molecular Formula	C₂H₃Cl₃
Molecular Weight	133.404
Flash Point	-3.7±14.0 °C
Exact Mass	131.930038
LogP	2.11
Vapour density	4.6 (vs air)
Vapour Pressure	121.6±0.1 mmHg at 25°C
Index of Refraction	1.452
InChIKey	UOCLXMDMGBRAIB-UHFFFAOYSA-N
SMILES	CC(Cl)(Cl)Cl
Storage condition	0-6°C
Water Solubility	1.4 g/L (20 ºc)

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KJ2975000

CHEMICAL NAME :: Ethane, 1,1,1-trichloro-

CAS REGISTRY NUMBER :: 71-55-6

BEILSTEIN REFERENCE NO. :: 1731614

LAST UPDATED :: 199712

DATA ITEMS CITED :: 89

MOLECULAR FORMULA :: C2-H3-Cl3

MOLECULAR WEIGHT :: 133.40

WISWESSER LINE NOTATION :: GXGG1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Human - man

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 350 ppm

TOXIC EFFECTS :: Behavioral - hallucinations, distorted perceptions Behavioral - changes in motor activity (specific assay) Behavioral - changes in psychophysiological tests

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human

DOSE/DURATION :: 670 mg/kg

TOXIC EFFECTS :: Gastrointestinal - hypermotility, diarrhea Gastrointestinal - nausea or vomiting Gastrointestinal - other changes

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Human

DOSE/DURATION :: 920 ppm/70M

TOXIC EFFECTS :: Behavioral - changes in motor activity (specific assay) Sense Organs and Special Senses (Eye) - conjunctive irritation

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 200 ppm/4H

TOXIC EFFECTS :: Behavioral - changes in motor activity (specific assay) Behavioral - irritability

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 9600 mg/kg

TOXIC EFFECTS :: Cardiac - pulse rate Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 18000 ppm/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3593 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6 gm/kg

TOXIC EFFECTS :: Cardiac - pulse rate Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3911 ppm/2H

TOXIC EFFECTS :: Behavioral - excitement

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2568 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 16 gm/kg

TOXIC EFFECTS :: Behavioral - sleep Behavioral - ataxia

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 750 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 3100 mg/kg

TOXIC EFFECTS :: Liver - liver function tests impaired

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 95 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Primate - monkey

DOSE/DURATION :: >5000 ppm/7H

TOXIC EFFECTS :: Behavioral - tremor Behavioral - ataxia

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 24400 mg/m3

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 5660 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 15800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 9470 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10000 ppm/1H/13W-I

TOXIC EFFECTS :: Liver - other changes

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 1000 ppm/1H/13W-I

TOXIC EFFECTS :: Liver - other changes

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 3000 ppm/7H/29D-I

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 650 ppm/7H/58D-I

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 43 mg/kg

SEX/DURATION :: female 1-22 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

DOSE :: 2100 ppm/6H

SEX/DURATION :: female 1-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - hamster Ovary

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 10(Suppl 10),1,1987 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-STEL 2460 mg/m3 (450 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 1910 mg/m3 (350 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 20,515,1979 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 20,515,1979 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW FAZMAE Fortschritte der Arzneimittelforschung. Progress in Drug Research. (Birkhauser Boston, Inc., c/o Springer-Verlag New York, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1959- Volume(issue)/page/year: 18,365,1974 TOXICOLOGY REVIEW EATR** U.S. Army, Edgewood Arsenal Technical Report. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: EB-TR-75047 TOXICOLOGY REVIEW AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 40(3),A46,1979 *** 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 MSHA STANDARD-air:TWA 350 ppm (1900 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,161,1971 OSHA PEL (Gen Indu):8H TWA 350 ppm (1900 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 350 ppm (1900 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 350 ppm (1900 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 350 ppm (1900 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 125 ppm (680 mg/m3) JAN 1993 OEL-BELGIUM:TWA 350 ppm (1910 mg/m3);STEL 450 ppm (2460 mg/m3) JAN 1993 OEL-DENMARK:TWA 100 ppm (540 mg/m3) JAN 1993 OEL-FINLAND:TWA 100 ppm (540 mg/m3);STEL 250 ppm (1400 mg/m3) JAN 1993 OEL-FRANCE:TWA 300 ppm (1650 mg/m3);STEL 450 ppm (2500 mg/m3) JAN 1993 OEL-GERMANY:TWA 200 ppm (1080 mg/m3) JAN 1993 OEL-HUNGARY:TWA 100 mg/m3;STEL 300 mg/m3;Skin JAN 1993 OEL-JAPAN:TWA 200 ppm (1100 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 200 ppm (1080 mg/m3);STEL 500 ppm JAN 1993 OEL-THE PHILIPPINES:TWA 350 ppm (1900 mg/m3) JAN 1993 OEL-RUSSIA:TWA 200 ppm;STEL 20 mg/m3 JAN 1993 OEL-SWEDEN:TWA 50 ppm (300 mg/m3);STEL 90 ppm (500 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 200 ppm (1080 mg/m3);STEL 1000 ppm JAN 1993 OEL-TURKEY:TWA 350 ppm (1900 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 350 ppm (1900 mg/m3);STEL 450 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO 1,1,1-TRICHLOROETHANE-air:CL 350 ppm/15M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 46970 No. of Facilities: 109850 (estimated) No. of Industries: 412 No. of Occupations: 205 No. of Employees: 1511801 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 46970 No. of Facilities: 120527 (estimated) No. of Industries: 417 No. of Occupations: 243 No. of Employees: 2528300 (estimated) No. of Female Employees: 762399 (estimated)

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H420
Precautionary Statements	P502
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn:Harmful
Risk Phrases	R19;R20;R40;R59;R66
Safety Phrases	S24/25-S59-S61-S9-S46-S16-S45-S36/37
RIDADR	UN 2831 6.1/PG 3
WGK Germany	3
RTECS	KJ2975000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2903191090

Customs

HS Code	2903191010
Summary	2903191010 1,1,1-trichloroethane。supervision conditions:14abxy。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:8.0%。general tariff:30.0%

Articles32

Identification of Dehalobacter reductive dehalogenases that catalyse dechlorination of chloroform, 1,1,1-trichloroethane and 1,1-dichloroethane.

Philos. Trans. R. Soc. Lond., B, Biol. Sci. 368(1616) , 20120318, (2013)

Two novel reductive dehalogenases (RDases) that are highly similar to each other but catalyse distinct dechlorination reactions were identified from Dehalobacter-containing mixed cultures. These two R...

A novel toxicogenomics-based approach to categorize (non-)genotoxic carcinogens.

Arch. Toxicol. 89 , 2413-27, (2015)

Alternative methods to detect non-genotoxic carcinogens are urgently needed, as this class of carcinogens goes undetected in the current testing strategy for carcinogenicity under REACH. A complicatin...

The impact of chlorinated solvent co-contaminants on the biodegradation kinetics of 1,4-dioxane.

Chemosphere 91(1) , 88-92, (2013)

1,4-Dioxane (dioxane), a probable human carcinogen, is used as a solvent stabilizer for 1,1,1-trichloroethane (TCA) and other chlorinated solvents. Consequently, TCA and its abiotic breakdown product ...

Synonyms

Trichloroethane

Methyl Chloroform

Chloroform, methyl-

methyltrichloromethane

Ethana

trichloroethane,1,1,1-

MFCD00000806

EINECS 200-756-3

f140a

Trichloromethylmethane

Trichloroethane, 1,1,1-

R-140a

Ethane, 1,1,1-trichloro-

2,2,2-trichloroethane

Chlorothene

CH3CCl3

ethane, trichloro-

methylchloroform

1,1,1-TCE

Recommended......