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ChemicalBook--->CAS DataBase List--->71050-40-3

71050-40-3

71050-40-3 Structure

71050-40-3 Structure
IdentificationBack Directory
[Name]

4-METHOXYTHIOPHENE-3-CARBOXYLIC ACID
[CAS]

71050-40-3
[Synonyms]

3-Carboxy-4-methoxythiophene
4-Methoxy-3-thiophenecarboxylic acid
4-METHOXYTHIOPHENE-3-CARBOXYLIC ACID
4-Methoxythiophene-3-carboxylic acid, 95+%
[Molecular Formula]

C6H6O3S
[MDL Number]

MFCD00067997
[MOL File]

71050-40-3.mol
[Molecular Weight]

158.18
Chemical PropertiesBack Directory
[Melting point ]

105 °C
[Boiling point ]

295.7±20.0 °C(Predicted)
[density ]

1.370±0.06 g/cm3(Predicted)
[storage temp. ]

2-8°C(protect from light)
[form ]

powder
[pka]

3.96±0.20(Predicted)
[color ]

Beige/pale grey
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319
[Precautionary statements ]

P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

26-36/37/39
[HS Code ]

2934999090
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Methanol-->Diethyl ether-->Dichloromethane-->Potassium hydroxide-->p-Toluenesulfonic acid-->Dimethyl sulfoxide-->Sodium Methoxide-->Methyl acrylate-->Sulfuryl chloride-->Methyl thioglycolate-->Isopropenyl acetate
Hazard InformationBack Directory
[Definition]

ChEBI: 4-Methoxythiophene-3-carboxylic acid is a thiophenecarboxylic acid.
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