2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid

Modify Date: 2025-08-21 19:04:01

2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid Structure
2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid structure
Common Name 2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid
CAS Number 260063-21-6 Molecular Weight 186.18500
Density 1.546g/cm3 Boiling Point 352.8ºC at 760mmHg
Molecular Formula C7H6O4S Melting Point 205ºC
MSDS Chinese USA Flash Point 167.2ºC

 Names

Name 2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.546g/cm3
Boiling Point 352.8ºC at 760mmHg
Melting Point 205ºC
Molecular Formula C7H6O4S
Molecular Weight 186.18500
Flash Point 167.2ºC
Exact Mass 185.99900
PSA 84.00000
LogP 1.21750
Vapour Pressure 1.38E-05mmHg at 25°C
Index of Refraction 1.621

 Safety Information

Hazard Codes Xi: Irritant;
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

HMS1697O01
2H,3H-thiopheno[3,4-e]1,4-dioxane-5-carboxylic acid
2,3-DICHLORO-4-FLUORO-PHENOL
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