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Thioglycolic acid

Thioglycolic acid MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA

Synonyms: Mercaptoacetic acid, 2-Mercaptoethanoic acid

CAS #: 68-11-1 EC Number: 200-677-4 Molar Mass: 92.12 g/mol Chemical Formula: HSCH₂COOH Hill Formula: C₂H₄O₂S

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Overview

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
68-11-1	200-677-4	C₂H₄O₂S	HSCH₂COOH	92.12 g/mol

Pricing & Availability

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8223360250

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250 ml

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8223361000

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1 l

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Description
Catalogue Number	822336
Synonyms	Mercaptoacetic acid, 2-Mercaptoethanoic acid
Description	Thioglycolic acid

Product Information
CAS number	68-11-1
EC index number	607-090-00-6
EC number	200-677-4
Hill Formula	C₂H₄O₂S
Chemical formula	HSCH₂COOH
Molar Mass	92.12 g/mol
HS Code	2930 90 98
Structure formula Image
Quality Level	MQ200

Applications
Application	Thioglycolic acid for synthesis. CAS 68-11-1, EC Number 200-677-4, chemical formula HSCH₂COOH.

Physicochemical Information
Boiling point	220 °C (1013 hPa) (decomposition)
Density	1.325 g/cm3
Flash point	130 °C
Melting Point	-16 °C
pH value	1.5 (10 g/l, H₂O, 20 °C)
Vapor pressure	0.5 hPa (25 °C)

Toxicological Information
LD 50 oral	LD50 Rat 73 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled. H314: Causes severe skin burns and eye damage. H317: May cause an allergic skin reaction.
Precautionary Statement(s)	P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray. P270: Do not eat, drink or smoke when using this product. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
RTECS	AI5950000
Storage class	6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK	WGK 1 slightly hazardous to water
Disposal	6 Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.

Safety Information
Categories of danger	toxic, corrosive

Storage and Shipping Information
Storage	Store at +2°C to +8°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1940 , 8, II
Declaration (transport by air) IATA-DGR	UN 1940 , 8, II
Declaration (transport by sea) IMDG-Code	UN 1940 , 8, II, Segregation Group: 1 (Acids)

Specifications
Assay (iodometric)	≥ 95.0 %
Density (d 20 °C/ 4 °C)	1.325 – 1.335
Identity (IR)	passes test
The assay stated on the certificate of analysis refers to the date of examination. A gradual substance-specific content reduction, especially at higher temperatures, must be expected. The average content reduction at the required storage temperature of +2°c to +8°C is about 1% per month.

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