Chimaphilin

Title: Chimaphilin
CAS Registry Number: 482-70-2
CAS Name: 2,7-Dimethyl-1,4-naphthalenedione
Additional Names: 2,7-dimethyl-1,4-naphthoquinone
Molecular Formula: C12H10O2
Molecular Weight: 186.21
Percent Composition: C 77.40%, H 5.41%, O 17.18%
Literature References: From Chimaphila carymbosa Pursh. and Pyrola incarnata (Fisch.) Fernald, Ericaceae: DiModica et al., Gazz. Chim. Ital. 83, 393 (1953); Inouye, J. Pharm. Soc. Jpn. 76, 976 (1956). Structure: DiModica, Tira, Gazz. Chim. Ital. 86, 234 (1956).
Properties: Yellow needles, mp 113.5-114.5°. uv max (alc): 233, 256, 339 nm. Polymerizes in sunlight to needles, mp 232-233°.
Melting point: mp 113.5-114.5°; mp 232-233°
Absorption maximum: uv max (alc): 233, 256, 339 nm
Derivative Type: Diacetate
Properties: Crystals from ethanol + water, mp 90.5-91.5°.
Melting point: mp 90.5-91.5°
Chimonanthine Chimyl Alcohol Chinese Wax Chirald Chirata