Acids & Salts Available to Source

Trichloroacetic Acid Crystal

CAS 76-03-9 · MF C2HCl3O2 · MW 163.38 g/mol · UN 1839 (TRICHLOROACETIC ACID)

A strong organic acid used in chemical peels, protein precipitation, and lab applications.

SDS / TDS Download
CAS Number
76-03-9
Molecular Formula
C2HCl3O2
Molecular Weight
163.38 g/mol
Material Family
Acids & Salts
Functional Roles
Industries Served
Physical Properties
melting_point
135 to 136 u00b0F (NTP, 1992)
boiling_point
385 to 387 u00b0F at 760 mmHg (NTP, 1992)
density
1.62 at 77 u00b0F (NTP, 1992) - Denser than water; will sink
solubility
greater than or equal to 100 mg/mL at 72 u00b0F (NTP, 1992)
vapor_pressure
1 mmHg at 123.8 u00b0F ; 5 mmHg at 168.8 u00b0F (NTP, 1992)
flash_point
greater than 230 u00b0F (NTP, 1992)
ph
pH of 0.1 molar aq solution: 1.2
GHS / SDS Safety Danger
Environmental Hazard Irritant Health Hazard Corrosive
  • H351: Suspected of causing cancer [Warning Carcinogenicity]
  • H400 (98.8%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
  • H410 (99.1%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
  • H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
  • H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
  • H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
  • H303: May be harmful if swallowed [Warning Acute toxicity, oral]
  • H341: Suspected of causing genetic defects [Warning Germ cell mutagenicity]
  • H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
  • H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H410: Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
  • H371: May cause damage to organs [Warning Specific target organ toxicity, single exposure]
  • H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Chemical Identity
CAS Number76-03-9
IUPAC Name2,2,2-trichloroacetic acid
InChI KeyYNJBWRMUSHSURL-UHFFFAOYSA-N
PubChem CID 6421
Synonyms & Trade Names
TRICHLOROACETIC ACID Aceto-caustin Acetic acid, trichloro- Trichloroethanoic acid Trichloracetic acid Konesta Trichloressigsaeure Trichloroacetate 2,2,2-trichloroacetic acid Amchem grass killer Acido tricloroacetico Acide trichloracetique Trichloorazijnzuur Tecane Kyselina trichloroctova
Full Description

A strong organic acid used in chemical peels, protein precipitation, and lab applications.