Methyldichloroacetate

Modify Date: 2025-08-26 23:59:45

Methyldichloroacetate Structure
Methyldichloroacetate structure
Common Name Methyldichloroacetate
CAS Number 116-54-1 Molecular Weight 142.969
Density 1.4±0.1 g/cm3 Boiling Point 142.8±0.0 °C at 760 mmHg
Molecular Formula C3H4Cl2O2 Melting Point -52 °C
MSDS Chinese USA Flash Point 80.0±0.0 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name Dichloroacetic acid methyl ester
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 142.8±0.0 °C at 760 mmHg
Melting Point -52 °C
Molecular Formula C3H4Cl2O2
Molecular Weight 142.969
Flash Point 80.0±0.0 °C
Exact Mass 141.958832
PSA 26.30000
LogP 0.99
Vapour Pressure 5.5±0.2 mmHg at 25°C
Index of Refraction 1.436
Water Solubility Slightly soluble

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
AG6625000
CHEMICAL NAME :
Acetic acid, dichloro-, methyl ester
CAS REGISTRY NUMBER :
116-54-1
LAST UPDATED :
199709
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C3-H4-Cl2-O2
MOLECULAR WEIGHT :
142.97
WISWESSER LINE NOTATION :
GYGVO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2000 ppm/30M
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Lungs, Thorax, or Respiration - other changes Gastrointestinal - other changes
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 19,1,1971

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H332-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39-S16
RIDADR UN 2299 6.1/PG 3
WGK Germany 3
RTECS AG6625000
Packaging Group III
Hazard Class 6.1(b)
HS Code 29154000

 Synthetic Route

 Customs

HS Code 2915400090
Summary 2915400090 mono-, di- or trichloroacetic acids, their salts and esters

 Articles6

More Articles
Stable chlorine isotope analysis of chlorinated acetic acids using gas chromatography/quadrupole mass spectrometry.

Rapid Commun. Mass Spectrom. 29 , 2341-8, (2015)

The environmental occurrence of chlorinated acetic acids (CAAs) has been extensively studied, but the sources and transport are still not yet fully understood. A promising approach for source apportio...

Diastereoselective cyclopropanation of cyclic enones with methyl dichloroacetate anion. Escribano A, et al.

Tetrahedron 57(46) , 9423-27, (2001)

The Base-catalyzed Condensation of a-Haloaldehydes with Dichloroacetates. Takeda A, et al.

Bull. Chem. Soc. Jpn. 45(4) , 1217-20, (1972)

 Synonyms

C 12320200 Dichloroacetic
EINECS 204-146-8
MFCD00000843
methyl 2,2-dichloroacetate
Dichloroacetic Acid Methyl Ester
Methyl dichloroacetate
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