Basic

CAS No.	135643-41-3
Product Name	3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran
Synonyms	3,4,5,13-Tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran; 3,4-Tbnp; 3H-Benzo(h)(2)benzothieno(4,5-c)(1)benzopyran, 3a,4,5,13-tetrahydro-, (+-)-; 3a,4,5,13-tetrahydro-3H-benzo[h][2]benzothieno[4,5-c]chromene
Molecular Formula	C19H16OS
Molecular Weight	292.3947

Physical property

Density	1.32g/cm3
Boiling point	542.7°C at 760 mmHg
Flash point	282°C
Refractive index	1.733