AN UNUSUAL [2+2] CYCLOADDUCT OF TERPENOID COUMARIN FROM ETHULIA-VERNONIOIDES

被引：35

作者：

SCHUSTER, N ^{[1
]}

CHRISTIANSEN, C ^{[1
]}

JAKUPOVIC, J ^{[1
]}

MUNGAI, M ^{[1
]}

机构：

[1] E AFRICAN HERBARIUM,NAIROBI,KENYA

来源：

PHYTOCHEMISTRY | 1993年 / 34卷 / 04期

关键词：

ETHULIA-VERNONIOIDES (HOEHNELIA-VERNONIOIDES); VERNONIEAE; COMPOSITAE; TERPENOID; 5-METHYLCOUMARIN; 2+2; CYCLOADDUCT; HOEHNELIA COUMARIN; CYCLOHOEHNELIA COUMARIN;

D O I：

10.1016/S0031-9422(00)90741-6

中图分类号：

Q5 [生物化学]; Q7 [分子生物学];

学科分类号：

071010 ; 081704 ;

摘要：

The leaves of Ethulia vernonioides contain an unusual [2+2] cycloadduct product of a co-occurring monoterpenoid 5-methyl coumarin precursor. The structures were elucidated by means of high field NMR spectroscopy. Photochemical transformation of precursor afforded the cycloadduct.

引用

页码：1179 / 1181

页数：3

共 5 条

[1] NEW 5-METHYLCOUMARIN DERIVATIVES FROM ETHULIA-CONYZOIDES
BALBAA, SI
HALIM, AF
HALAWEISH, FT
BOHLMANN, F
[J]. PHYTOCHEMISTRY, 1980, 19 (07) : 1519 - 1522
[2] NATURAL COUMARIN DERIVATIVES .16. NEW COUMARIN DERIVATIVES FROM ETHULIA-CONYZOIDES
BOHLMANN, F
ZDERO, C
[J]. PHYTOCHEMISTRY, 1977, 16 (07) : 1092 - 1095
[3] NATURALLY-OCCURRING COUMARIN DERIVATIVES .20. A 5-METHYLCOUMARIN GLUCOSIDE FROM ETHULIA-CONYZOIDES
MAHMOUD, ZF
SARG, TM
AMER, ME
KHAFAGY, SM
BOHLMANN, F
[J]. PHYTOCHEMISTRY, 1980, 19 (09) : 2029 - 2030
[4] NEW 5-METHYLCOUMARINS FROM ETHULIA-CONYZOIDES
SHUKLA, VS
DUTTA, SC
BARUAH, RN
SHARMA, RP
THYAGARAJAN, G
HERZ, W
KUMAR, N
WATANABE, K
BLOUNT, JF
[J]. PHYTOCHEMISTRY, 1982, 21 (07) : 1725 - 1731
[5] FURTHER 5-METHYL COUMARINS AND OTHER CONSTITUENTS FROM THE SUBTRIBE MUTISIINAE
ZDERO, C
BOHLMANN, F
KING, RM
ROBINSON, H
[J]. PHYTOCHEMISTRY, 1986, 25 (02) : 509 - 516

← 1 →