4-Phenyl-7a,8-dihydrothieno(2,3-f)(2)benzofuran-5(7H)-one

Modify Date: 2025-09-02 11:24:38

4-Phenyl-7a,8-dihydrothieno(2,3-f)(2)benzofuran-5(7H)-one Structure
4-Phenyl-7a,8-dihydrothieno(2,3-f)(2)benzofuran-5(7H)-one structure
Common Name 4-Phenyl-7a,8-dihydrothieno(2,3-f)(2)benzofuran-5(7H)-one
CAS Number 3216-46-4 Molecular Weight 268.33000
Density 1.35g/cm3 Boiling Point 474.6ºC at 760 mmHg
Molecular Formula C16H12O2S Melting Point N/A
MSDS N/A Flash Point 240.8ºC

 Names

Name 4-phenyl-7a,8-dihydro-7H-thieno[2,3-f][2]benzofuran-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.35g/cm3
Boiling Point 474.6ºC at 760 mmHg
Molecular Formula C16H12O2S
Molecular Weight 268.33000
Flash Point 240.8ºC
Exact Mass 268.05600
PSA 54.54000
LogP 3.27910
Index of Refraction 1.678
InChIKey UJKSTKDOTCCTAS-UHFFFAOYSA-N
SMILES O=C1OCC2Cc3sccc3C(c3ccccc3)=C12

 Safety Information

HS Code 2934999090

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-Phenyl-7a,8-dihydrothieno[2,3-f][2]benzofuran-5(7H)-one
4-Phenyl-6-hydroxymethyl-6,7-dihydro-thionaphthen-5-carbonsaeure-lacton
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