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Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate

Also known as: Dimethyl 3-thiaadipate, Methyl 3-((2-methoxy-2-oxoethyl)thio)propionate, Methyl 3-[(2-methoxy-2-oxoethyl)sulfanyl]propanoate, Methyl 3-(methoxycarbonylmethylthio)propionate, 3-[(Carboxymethyl)thio]propionic Acid Dimethyl Ester, NSC 59279, EINECS 231-002-1, MFCD00043633

Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate (CAS 7400-45-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12O4S and a molecular weight of 192.23300 g/mol. Key properties include a boiling point of 258-259ºC(lit.), a density of 1.164g/cm3 and a flash point of 54.4 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
7400-45-5
Jingsj CID
J-40781-8
Molecular Formula
C7H12O4S
Molecular Weight
192.23300 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point258-259ºC(lit.)
Density1.164g/cm3
Flash Point54.4 °C
Exact Mass192.04600
PSA77.90000
LogP0.45570
Refractive Indexn20/D 1.4750(lit.)

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate?

The CAS number of Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate is 7400-45-5.

What are the molecular formula and molecular weight of Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate?

Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate has molecular formula C7H12O4S and molecular weight 192.23300 g/mol.

Is Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate hazardous?

Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Methyl 3-((2-methoxy-2-oxoethyl)thio)propanoate (CAS 7400-45-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40781-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.