CAS No.70-49-5 Mercaptosuccinic acid

Mercaptosuccinic acid

Identification
Name Mercaptosuccinic acid
CAS Registry Number 70-49-5
Synonyms 2-MERCAPTOSUCCINIC ACID;MERCAPTOSUCCINIC ACID;DL-THIOPECTIC ACID;DL-MERCAPTOSUCCINIC ACID;THIOMALIC ACID;2-Thiomalic acid;2-thio-malicaci;2-thiomalicacid
Molecular Structure Mercaptosuccinic acid   70-49-5
Molecular Formula C4H6O4S
Molecular Weight 150.15
mp: 155-157 ℃(lit.)
Hazard Codes: Details
Risk Statements: 22-36/37/38-34-20/21/22
Safety Statements: 26-36-36/37/39-45-27
RIDADR: 1759
HS Code: 29309070

CAS 70-49-5 Wiki / 70-49-5 MSDS

Thiomalic acid
D-Thiomalic acid
Names
Preferred IUPAC name
2-Sulfanylbutanedioic acid
Other names
2-Mercaptosuccinic acid
Identifiers
CAS Number
  • 70-49-5 N
3D model (JSmol)
  • Interactive image
ChEBI
  • CHEBI:38705 YesY
ChemSpider
  • 6032 YesY
ECHA InfoCard 100.000.670
EC Number 200-736-4
PubChem CID
  • 6268
Properties
Chemical formula
C4H6O4S
Molar mass 150.15 g·mol−1
Related compounds
Other anions
Thiomalate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

A thiomalic acid or mercaptosuccinic acid is a dicarboxylic acid containing a thiol functional group. As suggested by its name, it contains an SH group instead of an OH group on malic acid. Salts and esters are known as thiomalates.

Thiomalic acid forms the backbone of the pesticide malathion.