The 3-(2-Hydroxyethyl)benzothiazol-2-one with CAS registry number of 21344-50-3 is also known as 2(3H)-Benzothiazolone, 3-(2-hydroxyethyl)-. The IUPAC name is 3-(2-Hydroxyethyl)-1,3-benzothiazol-2-one. In addition, the formula is C₉H₉NO₂S and the molecular weight is 195.24.

Physical properties about 3-(2-Hydroxyethyl)benzothiazol-2-one are: (1)ACD/LogP: 1.35; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 3; (4)#H bond donors: 1; (5)#Freely Rotating Bonds: 3; (6)Polar Surface Area: 54.84Ų; (7)Index of Refraction: 1.66; (8)Molar Refractivity: 51.92 cm³; (9)Molar Volume: 140.6 cm³; (10)Polarizability: 20.58×10^-24cm³; (11)Surface Tension: 61.2 dyne/cm; (12)Density: 1.388 g/cm³; (13)Flash Point: 187.3 °C; (14)Enthalpy of Vaporization: 66.98 kJ/mol; (15)Boiling Point: 386.1 °C at 760 mmHg; (16)Vapour Pressure: 1.18E-06 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
1. SMILES: O=C2Sc1ccccc1N2CCO
2. InChI: InChI=1/C9H9NO2S/c11-6-5-10-7-3-1-2-4-8(7)13-9(10)12/h1-4,11H,5-6H2
3. InChIKey: WBUHYKDOHNEIEL-UHFFFAOYAZ
4. Std. InChI: InChI=1S/C9H9NO2S/c11-6-5-10-7-3-1-2-4-8(7)13-9(10)12/h1-4,11H,5-6H2
5. Std. InChIKey: WBUHYKDOHNEIEL-UHFFFAOYSA-N