Photochemistry of Flavonoids. III. Photorearrangement of Flavonols

Irradiation of flavonols (1) in methanol gave 3-arylphthalides (3) which were formed via the diketones (4). Metal ions (Cu2+, Ni2+, Fe3+, Co2+ and Be2+) inhibited this rearrangement.

Saved in:
Bibliographic Details
Published inChemical & pharmaceutical bulletin Vol. 29; no. 3; pp. 894 - 898
Main Authors HIGUCHI, KYOKO, YOKOE, ICHIRO, KOMATSU, MANKI, SHIRATAKI, YOSHIAKI
Format Journal Article
LanguageEnglish
Published Tokyo The Pharmaceutical Society of Japan 1981
Japan Science and Technology Agency
Subjects
3-aryl-3-hydroxy-1, 2-indandiones
Online AccessGet full text
ISSN0009-2363
1347-5223
DOI10.1248/cpb.29.894

Cover

More Information
Summary:Irradiation of flavonols (1) in methanol gave 3-arylphthalides (3) which were formed via the diketones (4). Metal ions (Cu2+, Ni2+, Fe3+, Co2+ and Be2+) inhibited this rearrangement.
Bibliography:ObjectType-Article-1
SourceType-Scholarly Journals-1
ObjectType-Feature-2
content type line 14
ISSN:0009-2363
1347-5223
DOI:10.1248/cpb.29.894