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Merck
CN

522082

Trichloroacetic acid

biotech. grade, redistilled, ≥99%

Synonym(s):

TCA

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About This Item

Linear Formula:
Cl3CCOOH
CAS Number:
76-03-9
Molecular Weight:
163.39
EC Number:
200-927-2
UNSPSC Code:
12352101
PubChem Substance ID:
24874249
Beilstein/REAXYS Number:
970119
MDL number:
MFCD00004177
Grade:
biotech. grade
Assay:
≥99%
Bp:
196 °C (lit.)
Vapor pressure:
1 mmHg ( 51 °C)

Key Documents

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Product Name

Trichloroacetic acid, biotech. grade, redistilled, ≥99%

InChI key

YNJBWRMUSHSURL-UHFFFAOYSA-N

InChI

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

SMILES string

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

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.)

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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
GHS05,GHS09

signalword

Danger

hcodes

H314,H410

Hazard Classifications

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

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 2

flash_point_f

>235.4 °F - closed cup

flash_point_c

> 113 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKBL3448V
MKBG8967V
MKBF4388V
MKBC9213
MKBC0066

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Trichloroacetic acid at 105 K.
Rajagopal K, et al.
Acta Crystallographica Section E, Structure Reports Online, 59(3), 316-318 (2003)
Trichloroacetic acid peels.
Nguyen TH and Rooney JA.
Dermatologic Therapy, 13(2), 173-182 (2000)
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
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
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
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