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40040-62-8 4-oxobenzothiopheno[2,3-e]pyran-2-carboxylic acid

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Product Name 4-oxobenzothiopheno[2,3-e]pyran-2-carboxylic acid
CAS No. 40040-62-8
Synonyms 4H-[1]benzothieno[3,2-b]pyran-2-carboxylic acid, 4-oxo-; 4-Oxo-4H-[1]benzothieno[3,2-b]pyran-2-carboxylic acid
InChI InChI=1/C12H6O4S/c13-7-5-8(12(14)15)16-10-6-3-1-2-4-9(6)17-11(7)10/h1-5H,(H,14,15)
Molecular Formula C12H6O4S
Molecular Weight 246.2386
Density 1.631g/cm3
Boiling point 446.1°C at 760 mmHg
Flash point 223.6°C
Refractive index 1.759