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2689-69-2

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2689-69-2 Structure

2689-69-2 Structure
IdentificationBack Directory
[Name]

METHYL 3-OXOTETRAHYDROTHIOPHENE-2-CARBOXYLATE
[CAS]

2689-69-2
[Synonyms]

methyl tetrahydro-3-oxo-2-thenoate
methyl 3-oxothiolane-2-carboxylate
METHYL 3-OXOTETRAHYDROTHIOPHENE-2-CARBO&
METHYL 3-OXOTETRAHYDROTHIOPHENE-2-CARBOXYLATE
tetrahydro-3-oxo-2-thiophenecarboxylicacimethylester
3-Oxotetrahydrothiophene-2-carboxylic acid methyl ester
Tetrahydro-3-oxo-2-thiophenecarboxylic acid methyl ester
3-ketotetrahydrothiophene-2-carboxylic acid methyl ester
[EINECS(EC#)]

220-257-4
[Molecular Formula]

C6H8O3S
[MDL Number]

MFCD00156156
[MOL File]

2689-69-2.mol
[Molecular Weight]

160.19
Chemical PropertiesBack Directory
[Melting point ]

38 °C(lit.)
[Boiling point ]

232-254 °C0.1 mm Hg(lit.)
[density ]

1.281 g/mL at 1.281 °C(lit.)
[refractive index ]

n20/D 1.511(lit.)
[Fp ]

>230 °F
[storage temp. ]

2-8°C
[form ]

Liquid
[pka]

11.11±0.20(Predicted)
[Water Solubility ]

Slightly soluble in water.
[EPA Substance Registry System]

2-Thiophenecarboxylic acid, tetrahydro-3-oxo-, methyl ester (2689-69-2)
Safety DataBack Directory
[Hazard Codes ]

Xn
[Risk Statements ]

22-36
[Safety Statements ]

26-36/37
[WGK Germany ]

3
Hazard InformationBack Directory
[Uses]

Methyl 3-oxotetrahydrothiophene-2-carboxylate is used in the production of dihydro-thiophen-3-one.
[Synthesis Reference(s)]

Journal of the American Chemical Society, 68, p. 2229, 1946 DOI: 10.1021/ja01215a034
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