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8.22342

Sigma-Aldrich

Trichloroacetic acid

for synthesis

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Synonym(s):
Trichloroacetic acid
Empirical Formula (Hill Notation):
C2HCl3O2
CAS Number:
Molecular Weight:
163.39
MDL number:
EC Index Number:
200-927-2

vapor pressure

1 hPa ( 20 °C)

Quality Level

assay

≥98% (acidimetric)

form

solid

autoignition temp.

711 °C

potency

3320 mg/kg LD50, oral (Rat)

pH

<1 (20 °C, 50 g/L in H2O)

mp

54-56 °C

transition temp

flash point >110 °C

solubility

1300 g/L

density

1.63 g/cm3 at 20 °C

bulk density

900 kg/m3

storage temp.

2-30°C

InChI

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

InChI key

YNJBWRMUSHSURL-UHFFFAOYSA-N

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Quality Level

200

Quality Level

300

Quality Level

200

Quality Level

200

form

solid

form

solid

form

-

form

flakes

storage temp.

2-30°C

storage temp.

15-25°C

storage temp.

2-8°C

storage temp.

-

solubility

1300 g/L

solubility

1300 g/L

solubility

H2O: 1 g/10 mL

solubility

water: soluble 81.7 g/L at 20 °C

pH

<1 (20 °C, 50 g/L in H2O)

pH

<1 (20 °C, 50 g/L in H2O)

pH

-

pH

-

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Identity (IR): passes test

pictograms

CorrosionEnvironment

signalword

Danger

Hazard Classifications

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

Storage Class

8B - Non-combustible, corrosive hazardous materials

wgk_germany

WGK 2

flash_point_f

235.4 °F - closed cup

flash_point_c

> 113 °C - closed cup


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