Synthesis of polycyclic oxa-coumarins, potential antitumour agents and a short and convenient synthesis of naphthopyranoquinolines from naphthopyran chloroaldehydes

DOI: 10.1016/S0040-4020(01)90128-0

Source and publish data:

Tetrahedron p. 5199 - 5208 (1992)

Update date:2022-08-05

Topics:

Authors:

Sami Sami

Kar Kar

Ray Ray

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

Article abstract of DOI:10.1016/S0040-4020(01)90128-0

A three step high yielding synthesis of some novel oxa-coumarins (4, 8 and 9) from chloroaldehyde derivatives (1 and 5) have been described. The chloroaldehydes have also been used for two step synthesis of some novel naphthopyranoquinolines (12, 15) via

Full text of DOI:10.1016/S0040-4020(01)90128-0

Products guided by the article

Product name:3H-Naphtho[2,1-b]pyran-1-amine, N-(4-nitrophenyl)-2-[[(4-nitrophenyl)imino]methyl]-, monohydrochloride

Cas No:143085-70-5

R&D Labs maybe for 143085-70-5

Second Pharma Co., Ltd

Contact:+86-575-82733999 0575-82732999

Address:hangzhou gulf fine chemical zone,shangyu city,zhejiang province
Beijing Mashi Fine Chemical Co.,Ltd.

Contact:+86-10-61271592

Address:Room 506, Section B, Kaichi Mansion, Industrial Development
Anhui New Star Pharmaceutical Development Co., Ltd

Contact:013956922763

Address:Floor 3, F9A, F Workshop, No.110 Kexue Road, High-Tech Development Zone, Hefei, Anhui ,China
Weifang Adde Economic And Trade Co.,LTD.

Contact:86-536-8885548

Address:Room 1402,Wanda Plaza B Block,No.958,Yuanfei Road,Kuiwen District
TIANJIN NORTH JINHENG CHEMICAL PLANT.

Contact:0086-22-59952083

Address:DongShigu Country In JiXian TianJin China

Relevant to this article

Access to 2,6-disubstituted piperidines: Control of the diastereoselectivity, scope, and limitations. applications to the stereoselective synthesis of (-)-solenopsine A and alkaloid (+)-241D

Doi:10.1021/jo302712f
(2013)
Metal-metal cooperativity effects in promoting C-H bond cleavage of a methyl group by an adjacent metal center

Doi:10.1021/ja983525o
(1999)
An unusual self-assembly of a deuteroporphyrin 4-aminothiophenol derivative on Au(111) surfaces

Doi:10.1039/c3nj00118k
(2013)
Syntheses, X-ray structures and CVD of titanium(iv) arsine complexes

Doi:10.1039/c001359e
(2010)
Two-color glycan labeling of live cells by a combination of diels-alder and click chemistry

Doi:10.1002/anie.201208991
(2013)
Synthesis of 1,10,19,28-Tetraoxa-4,7,13,16,22,25,31,34-octaazacyclohexatriacontane (L) and its Complex 4*2H2O

Doi:10.1039/DT9920001121
(1992)

Article Doi