The first direct transformation of 2,2'-dihydroxychalcones into coumestans

DOI: 10.1016/S0040-4020(98)01076-X

Source and publish data:

Tetrahedron p. 861 - 868 (1999)

Update date:2022-09-26

Topics:

Authors:

Kamara, B. Irene

Brandt, E. Vincent

Ferreira, Daneel

Read Full Text PDF DownLoad Join now for total 90,000,000 free articles

Article abstract of DOI:10.1016/S0040-4020(98)01076-X

Three coumestans, flemichapparin, medicagol and sophoracoumestan B, are synthesised by direct reaction of the analogous 2,2'-dihydroxychalcones with thallium (III) nitrate in methanol.

Full text of DOI:10.1016/S0040-4020(98)01076-X

Products guided by the article

Product name:1-(2-hydroxy-3-methoxy-4-(methoxymethoxy)phenyl)ethan-1-one

Cas No:220504-99-4

R&D Labs maybe for 220504-99-4

SAGECHEM LIMITED

website:http://www.sagechem.com

Contact:+86-571-86818502

Address:Room C1301, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China
Shanghai SMEC Trading Co., Ltd.

website:http://www.shanghaismec.com

Contact:+86-21-68811293

Address:ROOM 1101,NO.800 SHANGCHENG RD,SHANGHAI,CHINA
Changzhou Foreign Trade Corp

Contact:+86-519-86623222

Address:29F/D, 99 Yanling West Road, Changzhou, Jiangsu, China
ShangHai Original Economy-Trade Develop Co.,Ltd.,

Contact:86-21-68552131

Address:shanghai
Shijiazhuang Yunxuan Im&Export Co.,Ltd.

Contact:+86-311-83037514

Address:No.6 Hongbin Road

Relevant to this article

Doi:10.1021/ja01027a033
(1968)
4-Hydroxyquinol-2-ones. 86. Synthesis of methyl (ethyl) esters of 1-substituted 4-amino-2-oxoquinoline-3-carboxylic acids

Doi:10.1007/s10593-005-0295-0
(2005)
Reactions of the rhenium allyl hydrido complex Cp*Re(η³-C₃H₅)(CO)(H) with the electrophiles CF₃CO₂H, CF₃SO₃H, NOBF₄, [p-N₂C₆H₄OMe][BF₄] and [Ph₃C][BF₄]

Doi:10.1016/S0022-328X(98)00959-0
(1999)
Germyl- and germylene-bridged complexes of Rh/Ir and subsequent chemistry of a bridging germylene group

Doi:10.1021/ic2021269
(2012)
Reaction of isocyanides with [(PPh₃)₂Pt(η³-CH₂CCPh)] ⁺ and the formation of the indenyl complex trans-[(PPh₃)₂Pt(η ¹-1H-inden-2-yl)(CNC(CH₃)₃)]⁺

Doi:10.1021/om980806w
(1999)
Reactivity of dinuclear platina-β-diketones toward phosphines and pyridines: Formation of mononuclear platina-β-diketones and acyl(chloro)platinum(II) complexes

Doi:10.1021/om980793m
(1999)

Article Doi