Product Identification

Product Name

Gentiopicrin

Synonyms

(5R,6S)-5-ethenyl-6-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5,6-dihydro-3H-pyrano[5,4-c]pyran-1-one
1H,3H-Pyrano[3,4-c]pyran-1-one, 5-ethenyl-6-(b-D-glucopyranosyloxy)-5,6-dihydro-, (5R,6S)-

1H,3H-Pyrano[3,4-c]pyran-1-one, 5-ethenyl-6-(b-D-glucopyranosyloxy)-5,6-dihydro-, (5R-trans)-
Gentiopicroside

CAS

20831-76-9

Formula

C16H20O9

Molecular Weight

356.33

EINECS

244-070-2

Merck

12,4403

Physical and Chemical Properties

Solubility in water

43 g/L (25 C)

Melting Point

191

Boiling Point

668

Vapor Pressure

1.1E-20 (25 C)

Density

1.52 g/cm3 (20 C)

pKa/pKb

12.79 (pKa)

Partition Coefficient

-3.17

Heat Of Vaporization

112.34 kJ/mol

Fire Fighting Measures

Flash Point

247