Dithiodiglycolic acid

2,2'-二硫代二乙酸

Also known as: 2,2'-Disulfanediyldiacetic acid, 2-(carboxymethyldisulfanyl)acetic acid, Acetic acid, 2,2'-dithiobis-, Dithiodiacetic acid, Dithiodiglycolic acid, 2,2'-Dithiodiacetic acid, Sym-dicarboxydimethyl disulfide

CAS No.
505-73-7
Jingsj CID
J-35315-7
Molecular Formula
C4H6O4S2
Chinese Name
2,2'-二硫代二乙酸
Molecular Weight
182.218 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point128-131 °C(lit.)
Boiling Point395.6±27.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point193.0±23.7 °C

Frequently Asked Questions

What is the CAS number of Dithiodiglycolic acid?

505-73-7

What are the molecular formula and molecular weight of Dithiodiglycolic acid?

C4H6O4S2, molecular weight 182.218 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026