The Hematein , with cas registry number of 475-25-2, belongs to the product categories of (1) G-H-I ; (2) Stains and Dyes ; (3) Stains & Dyes, A to. It is also called Hematein . Its IUPAC name is 3,4,6a,10-tetrahydroxy-6,7-dihydroindeno[2,1-c]chromen-9-one . And its systematic name is called 3,4,6a,10-tetrahydroxy-6a,7-dihydroindeno[2,1-c]chromen-9(6H)-one . It can be used in staining.
Physical properties of Hematein : (1) H bond acceptors: 6 ; (2) H bond donors: 4 ; (3) Freely Rotating Bonds: 4 ; (4) Index of Refraction: 1.821 ; (5) Molar Refractivity: 73.73 cm3; (6) Molar Volume: 169.1 cm3 ; (7) Surface Tension: 110.4 dyne/cm ; (8) Enthalpy of Vaporization: 115.16 kJ/mol ; (9) Vapour Pressure: 7.86E-24 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
The Hematein shoulid be stored at 2-8℃. When heated to decomposition, it emits acrid smoke and irritating vapors. When use it, avoid contact with skin and eyes.
You can still convert the following datas into molecular structure:
(1) SMILES:O=C/3C(/O)=CC/2=C1\c4c(OCC1(O)CC\2=C\3)c(O)c(O)cc4;
(2) InChI:InChI=1/C16H12O6/c17-10-2-1-8-13-9-4-12(19)11(18)3-7(9)5-16(13,21)6-22-15(8)14(10)20/h1-4,17,19-21H,5-6H2;
(3) InChIKey:HLUCICHZHWJHLL-UHFFFAOYAU