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CAS No 123-93-3 , 2-(carboxymethylsulfanyl)acetic acid

  • Name: 2-(carboxymethylsulfanyl)acetic acid
  • Synonyms: 2,2'-Thiodiacetic acid;2-(carboxymethylsulfanyl)acetic acid; Acetic acid; Mercaptodiacetic acid; 2,2'-Thiodiglycolic acid; TDGA; thiodi-; 123-93-3; Thiodi(acetic acid);
  • CAS Registry Number:
  • Transport: UN 3261
  • Melting Point: 128-131 ºC
  • Density: 1.535 g/cm3
  • Safety Statements: R34
  • Hazard Symbols: C: Corrosive;
  • HS Code: 29309070
  • EINECS: 204-663-9
  • Molecular Weight: 150.15304
  • InchiKey: UVZICZIVKIMRNE-UHFFFAOYSA-N
  • InChI: InChI=1S/C4H6O4S/c5-3(6)1-9-2-4(7)8/h1-2H2,(H,5,6)(H,7,8)
  • Risk Statements: S26;S36/37/39;S45
  • Molecular Formula: C4H6O4S
  • Molecular Structure:CAS No:123-93-3 2-(carboxymethylsulfanyl)acetic acid

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References of 2-(carboxymethylsulfanyl)acetic acid
Title: Thiodiglycolic Acid
CAS Registry Number: 123-93-3
CAS Name: 2,2￠-Thiobis[acetic acid]
Synonyms: dimethylsulfide-a,a￠-dicarboxylic acid; mercaptodiacetic acid
Molecular Formula: C4H6O4S
Molecular Weight: 150.15
Percent Composition: C 32.00%, H 4.03%, O 42.62%, S 21.36%
Literature References: Prepn from sodium chloroacetate and hydrogen sulfide: Loven, Ber. 27, 3059 (1894).
Properties: Crystals from water. mp 129°. Sol in water, alcohol.
Melting point: mp 129°
Use: Detection of copper, lead, mercury, silver: Dubsky et al., C.A. 34, 6185 (1940).