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Thioglycolic acid

GR for analysis Reag. Ph Eur

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Synonym(s):
Thioglycolic acid, Mercaptoacetic acid, 2-Mercaptoethanoic acid
Empirical Formula (Hill Notation):
C2H4O2S
CAS Number:
Molecular Weight:
92.12
MDL number:
EC Index Number:
200-677-4

agency

reag. Ph. Eur.

Quality Level

vapor pressure

0.1 hPa ( 20 °C)

potency

73 mg/kg LD50, oral (Rat)

pH

1 (20 °C in H2O)

bp

220 °C/1013 hPa (decomposition)

mp

-16.5 °C

transition temp

flash point 131.5 °C

density

1.325 g/cm3 at 20 °C

storage temp.

2-8°C

InChI

1S/C2H4O2S/c3-2(4)1-5/h5H,1H2,(H,3,4)

InChI key

CWERGRDVMFNCDR-UHFFFAOYSA-N

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Thioglycolic acid GR for analysis Reag. Ph Eur

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8.22336

Thioglycolic acid

Thioglycolic acid 98%

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Thioglycolic acid

Thioglycolic acid ≥99%

528056

Thioglycolic acid

vapor pressure

0.1 hPa ( 20 °C)

vapor pressure

0.1 hPa ( 20 °C)

vapor pressure

0.4 mmHg ( 25 °C)

vapor pressure

0.4 mmHg ( 25 °C)

potency

73 mg/kg LD50, oral (Rat)

potency

73 mg/kg LD50, oral (Rat)

potency

-

potency

-

pH

1 (20 °C in H2O)

pH

1 (20 °C in H2O)

pH

-

pH

-

bp

220 °C/1013 hPa (decomposition)

bp

220 °C/1013 hPa (decomposition)

bp

96 °C/5 mmHg (lit.)

bp

96 °C/5 mmHg (lit.)

mp

-16.5 °C

mp

-16.5 °C

mp

−16 °C (lit.)

mp

−16 °C (lit.)

Analysis Note

Description: clear, colourless liquid
Identity: conforms
Assay (iodometric): ≥ 99 %
Solubility (USP): conforms
Sensitivity (USP): conforms
Fe (Iron): ≤ 0.00005 %
Organic bound chlorine: ≤ 0.01 %
Sulfated ash: ≤ 0.05 %
The statement of the assay applies to the test date.Agradual substance-specific content reduction,especially at higher temperatures,must be expected.

pictograms

CorrosionSkull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1B

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 1

flash_point_f

266.0 °F - closed cup

flash_point_c

130 °C - closed cup


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