5,7-DICHLORO-3-O-METHYLNORLICHE-XANTHONE, A NEW XANTHONE FROM THE LICHEN LECANORA-BROCCHA

被引：17

作者：

ELIX, JA

JIANG, H

机构：

[1] Chemistry Department, Australian National University, Canberra, ACT, 2601

来源：

AUSTRALIAN JOURNAL OF CHEMISTRY | 1990年 / 43卷 / 09期

关键词：

D O I：

10.1071/CH9901591

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

5, 7-Dichloro-1, 6-dihydroxy-3-methoxy-8-methyl-9H-xanthen-9-one (7) (5, 7-dichloro-3-O- methylnorlichexanthone) has been synthesized and shown to cooccur with 2, 5, 7-trichloro-3- O-methylnorlichexanthone (6) in the lichen Lecanora broccha. © 1990 ASEG.

引用

页码：1591 / 1595

页数：5

共 18 条

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[2]

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[4]

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[5]

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[6]

ELIX JA, 1987, CATALOGUE STANDARDIZ

[7]

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[8]

ELIX JA, IN PRESS AUST J CHEM

[9] FURTHER TOTAL SYNTHESES OF CHLORINE-CONTAINING LICHEN XANTHONES [J].

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JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1980, (01) :85-89

[10] C-13 NMR AND STRUCTURE OF CHLOROXANTHONES FROM LICHENS [J].

HUNECK, S ;

HOFLE, G .

TETRAHEDRON, 1978, 34 (16) :2491-2502

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