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522082

Sigma-Aldrich

Trichloroacetic acid

biotech. grade, redistilled, ≥99%

Synonym(s):

TCA

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About This Item

Linear Formula:
Cl3CCOOH
CAS Number:
Molecular Weight:
163.39
Beilstein:
970119
EC Number:
MDL number:
UNSPSC Code:
12352101
PubChem Substance ID:

grade

biotech. grade

vapor density

<1 (vs air)

vapor pressure

1 mmHg ( 51 °C)

Assay

≥99%

refractive index

n20/D 1.62 (lit.)

bp

196 °C (lit.)

mp

54-58 °C (lit.)

density

1.62 g/mL at 25 °C (lit.)

SMILES string

OC(=O)C(Cl)(Cl)Cl

InChI

1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)

InChI key

YNJBWRMUSHSURL-UHFFFAOYSA-N

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Application

Suitable for protein sequencing
Traditionally used to precipitate protein. Has been used to determine protein concentration by quantitative precipitation. Used as decalcifier and fixative in microscopy.

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Pictograms

CorrosionEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A

Storage Class Code

8B - Non-combustible corrosive hazardous materials

WGK

WGK 2

Flash Point(F)

>235.4 °F - closed cup

Flash Point(C)

> 113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Trichloroacetic acid peels.
Nguyen TH and Rooney JA.
Dermatologic Therapy, 13(2), 173-182 (2000)
Trichloroacetic acid at 105 K.
Rajagopal K, et al.
Acta Crystallographica Section E, Structure Reports Online, 59(3), 316-318 (2003)
S L Herren-Freund et al.
Toxicology and applied pharmacology, 90(2), 183-189 (1987-09-15)
Trichloroethylene (TCE) has previously been shown to be carcinogenic in mouse liver when administered by daily gavage in corn oil. The metabolism of TCE results, in part, in the formation of trichloroacetic acid (TCA) as a major metabolite and dichloroacetic
Hikmat Al-Ahmadie et al.
Cancer discovery, 4(9), 1014-1021 (2014-06-18)
Metastatic solid tumors are almost invariably fatal. Patients with disseminated small-cell cancers have a particularly unfavorable prognosis, with most succumbing to their disease within two years. Here, we report on the genetic and functional analysis of an outlier curative response
T E Lewis et al.
Environment international, 30(8), 1119-1150 (2004-09-01)
Trichloroacetic acid (TCAA) is a member of the family of compounds known as chloroacetic acids, which includes mono-, di- and trichloroacetic acid. The significant property these compounds share is that they are all phytotoxic. TCAA once was widely used as

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