EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes

mercaptoacetic acid sodium salt
acetic acid, 2-mercapto-, sodium salt (1:1)

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CAS Number: 367-51-1Picture of molecule3D/inchi
Other(deleted CASRN):12773-25-0
ECHA EINECS - REACH Pre-Reg:206-696-4
Nikkaji Web:J5.705C
Beilstein Number:4569109
Molecular Weight:114.09907928
Formula:C2 H3 Na O2 S
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:reducing agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Pubchem Patents:Search
Physical Properties:
Appearance:white powder (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
Soluble in:
 water, 1e+006 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: antioxidants
hair straightening agents
hair waving agents
reducing agents
BOC Sciences
For experimental / research use only.
Mercaptoacetic acid, sodium salt >98%
Sodium Thioglycolate
Odor: characteristic
Use: Sodium Thioglycolate is produced by BRUNO BOCK and EVANS CHEMETICS in various concentrations. A low odor version with a concentration of 46 % is also available
EMD Millipore
For experimental / research use only.
Sodium Thioglycolate
Endeavour Specialty Chemicals
Mercaptoacetic acid sodium salt
Speciality Chemical Product Groups
Glentham Life Sciences
Sodium thioglycolate, 98%
Robinson Brothers
Mercaptoacetic acid sodium salt
Santa Cruz Biotechnology
For experimental / research use only.
Sodium thioglycolate
Sigma-Aldrich: Sigma
For experimental / research use only.
Sodium thioglycolate ≥96.5% (iodometric)
For experimental / research use only.
Sodium Thioglycolate >93.0%(T)
Safety Information:
Preferred SDS: View
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intravenous-dog LDLo 500 mg/kg
Journal of Pharmacology and Experimental Therapeutics. Vol. 118, Pg. 296, 1956.

intraperitoneal-mouse LD50 200 mg/kg
National Technical Information Service. Vol. AD277-689

intravenous-mouse LD50 422 mg/kg
Japanese Journal of Antibiotics. Vol. 38, Pg. 137, 1985.

oral-mouse LD50 504 mg/kg
Journal of Pharmacology and Experimental Therapeutics. Vol. 118, Pg. 296, 1956.

unreported-mouse LD50 8200 ug/kg
Canadian Journal of Technology. Vol. 34, Pg. 21, 1956.

intravenous-rabbit LDLo 100 mg/kg
Journal of Pharmacology and Experimental Therapeutics. Vol. 35, Pg. 343, 1929.

intraperitoneal-rat LD50 126 mg/kg
Journal of Pharmacology and Experimental Therapeutics. Vol. 118, Pg. 296, 1956.

Dermal Toxicity:
subcutaneous-mouse LD50 293 mg/kg
Japanese Journal of Antibiotics. Vol. 41, Pg. 105, 1988.

Inhalation Toxicity:
Not determined
Safety in Use Information:
reducing agents
Recommendation for mercaptoacetic acid sodium salt usage levels up to:
 not for fragrance use.
Recommendation for mercaptoacetic acid sodium salt flavor usage levels up to:
 not for flavor use.
Safety References:
EPI System: View
Chemical Carcinogenesis Research Information System:Search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA GENetic TOXicology:Search
EPA Substance Registry Services (TSCA):367-51-1
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :23690444
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:1
EPA/NOAA CAMEO:hazardous materials
RTECS:AI7700000 for cas# 367-51-1
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:367-51-1
Pubchem (cid):23690444
Pubchem (sid):134974311
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2930.90.4950
Potential Blenders and core components note
None Found
Potential Uses:
 depilating agents
 reducing agents
Occurrence (nature, food, other):note
 not found in nature
 acetic acid, 2-mercapto-, sodium salt (1:1)
 acetic acid, mercapto-, monosodium salt
 mercaptoacetic acid monosodium salt
 mercaptoacetic acid sodium salt
 mercaptoacetic acid, sodium salt
 sodium 2-mercatoethanoate
 sodium 2-sulfanylacetate
 sodium mercaptoacetate
 sodium sulfanylacetate
 sodium thioacetate
 thioglycolate sodium
 thioglycolic acid sodium salt
 thioglycolic acid, sodium salt
 thioglycollic acid, sodium salt


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PubMed:[Neutral and basic compounds present in gases produced by Clostridium sporogenes, Plectridium putrificum and Plectridium glycolicum cultured under vacuum in sodium thioglycolate glucose broth].
PubMed:[Neutral and basic compounds present in gases produced by Clostridium histolyticum, Clostridium hastiforme and Clostridium ghoni cultured under vacuum in sodium thioglycolate glucose broth].
PubMed:[Detection of "Clostridium difficile" on minimal and selective medium and by immunofluorescence antibody staining (author's transl)].
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PubMed:[Composition of gases emitted by Clostridium histolyticum cultivated on sodium thioglycolate media in a vaccuum, after alkalinisation of the medium at the end of culturing].
PubMed:[Composition of gases emitted by Clostridium aerofoetidum and Clostridium fallax cultured in a medium containing sodium thioglycolate in a vacuum, after alkalinization of the medium for cultures].
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PubMed:Chemically defined medium for growth and sporulation of Clostridium perfringens.
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PubMed:[Comparative study of the composition of gases emitted by Clostridium botulinum types A and B cultured in sodium thioglycolate medium].
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PubMed:Conditions Affecting Germination of Clostridium botulinum 62A Spores in a Chemically Defined Medium.
PubMed:[A comparative study of gas produced by 11 anaerobic gas gangrene bacilli grown on a sodium thioglycolate medium, in a vacuum].
PubMed:[Gas liberated by Clostridium oedematiens cultivated on sodium thioglycolate medium in a vacuum].
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PubMed:Comparative studies on the inactivation of vasopressin by human pregnancy plasma and sodium thioglycolate.
PubMed:Improved medium for sporulation of Clostridium perfringens.
PubMed:[A study of the nature of the radioprotective effect of cysteamine and sodium thioglycolate].
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None found
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