Trimethylolpropane tris(2-mercaptoacetate)

三羟甲基丙烷三(2-巯基乙酸酯)

Also known as: Trimethylolpropane tris(thioglycolate), 1,1,1-Tris(thioglycoloyloxymethyl)propane, TTMA, Trimethylolpropane tri(mercaptoacetate), 2,2-bis[(2-sulfanylacetyl)oxymethyl]butyl 2-sulfanylacetate, Acetic acid, 2-mercapto-, 1,1'-[2-ethyl-2-[[(2-mercaptoacetyl)oxy]methyl]-1,3-propanediyl] ester, EINECS 233-480-7, MFCD00046836

Trimethylolpropane tris(2-mercaptoacetate) (CAS 10193-96-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H20O6S3 and a molecular weight of 356.47900 g/mol. It is also known as Trimethylolpropane tris(thioglycolate), 1,1,1-Tris(thioglycoloyloxymethyl)propane and TTMA. Key properties include a boiling point of 245 °C1 mm Hg(lit.), a density of 1.28 g/mL at 25 °C(lit.) and a flash point of >230 °F. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

10193-96-1

Jingsj CID

J-1989919-6

Molecular Formula

C₁₂H₂₀O₆S₃

Chinese Name

三羟甲基丙烷三(2-巯基乙酸酯)

Molecular Weight

356.47900 g/mol

Category

Organic Acids

Last updated

8/21/2026