(2-Formyl-3-thienyl)boronic acid

Modify Date: 2025-08-25 17:57:23

(2-Formyl-3-thienyl)boronic acid Structure
(2-Formyl-3-thienyl)boronic acid structure
 Common Name (2-Formyl-3-thienyl)boronic acid
CAS Number 4347-31-3 Molecular Weight 155.967
Density 1.4±0.1 g/cm3 Boiling Point 396.7±52.0 °C at 760 mmHg
Molecular Formula C5H5BO3S Melting Point 167-193 °C(lit.)
MSDS USA Flash Point 193.7±30.7 °C

 Names

Name 2-Formylthiophene-3-boronic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 396.7±52.0 °C at 760 mmHg
Melting Point 167-193 °C(lit.)
Molecular Formula C5H5BO3S
Molecular Weight 155.967
Flash Point 193.7±30.7 °C
Exact Mass 156.005249
PSA 85.77000
LogP 0.39
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.573

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36/37/39
RIDADR NONH for all modes of transport
WGK Germany 3
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

(2-Formyl-3-thienyl)boronic acid
(2-Formylthiophen-3-yl)boronic acid
MFCD01075678
2-Formyl-3-thiopheneboronic acid
Boronic acid, B-(2-formyl-3-thienyl)-
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