Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 257501Generated: October 26, 2026

2-Phenylethenesulfonamide

(E)-2-phenylethenesulfonamide · Ethenesulfonamide, 2-phenyl- · 2-phenylethene-1-sulfonamide · (E)-2-Phenylethylenesulfonamide · 2-PHENYLETH-1-ENE-1-SULFONAMIDE · 2-PHENYL-ETHENESULFONIC ACID AMIDE

https://huagongshe.com/en/chemical/257501

2-Phenylethenesulfonamide molecular structure

Identifiers & Physical Properties

CAS No.4363-41-1
Molecular formulaC8H9NO2S
Average molar mass183.23 g/mol
Monoisotopic mass183.03539953 g/mol
SMILESNS(=O)(=O)C=Cc1ccccc1
InChIKeySHPHBMZZXHFXDF-UHFFFAOYSA-N
PubChem CID257501
EC No.102-786-1
DTXSIDDTXSID001347792

Chemical & Physical Properties

XLogP0.9
Topological polar surface area68.5
Hydrogen bond donors1
Hydrogen bond acceptors3
Rotatable bonds2
Heavy atoms12
Formal charge0
Complexity245
Melting point141-142 °C(Solv: water (7732-18-5))
Boiling point360.7±35.0 °C(Predicted)
Density1.321±0.06 g/cm3(Predicted)
pKa (acidity coefficient)10.03±0.60(Predicted)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP280-P305+P351+P338

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP280-P305+P351+P338