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1.00700

Thioglycolic acid

GR for analysis Reag. Ph Eur

Synonym(s):

Thioglycolic acid, Mercaptoacetic acid, 2-Mercaptoethanoic acid

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About This Item

Empirical Formula (Hill Notation):
C2H4O2S
CAS Number:
68-11-1
Molecular Weight:
92.12
UNSPSC Code:
12352106
EC Index Number:
200-677-4
NACRES:
NA.21
MDL number:
MFCD00004876
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agency

reag. Ph. Eur.

Quality Segment

100

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

SMILES string

[S+H2]CC(=O)[O-]

InChI

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

InChI key

CWERGRDVMFNCDR-UHFFFAOYSA-N

Application


  • Low-Temperature Synthesis of Bi(2)S(3) Hierarchical Microstructures via Co-Precipitation and Digestive Process in Aqueous Medium: This study highlights the use of thioglycolic acid in the synthesis of bismuth sulfide microstructures, demonstrating its role in facilitating low-temperature reactions, which is crucial for the development of advanced materials in various industrial applications (Carrasco-González et al., 2024).

  • CdS Semiconductor Quantum Dots; Facile Synthesis, Application as Off Fluorescent Sensor for Detection of Lead (Pb(2+)) Ions and Catalyst for Degradation of Dyes from Water: The study explores thioglycolic acid′s role in synthesizing quantum dots for environmental monitoring and purification systems, reflecting its critical application in environmental safety and nanotechnology (Farahmandzadeh et al., 2023).

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.

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pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 3 - 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

WGK 3

flash_point_f

266.0 °F - closed cup

flash_point_c

130 °C - closed cup

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