Additive and Medium Effects on Lewis Acid-Promoted Cationic ?-Cyclizations of Alkenyl- and Alkynylcyclopentane-1,3-diones

DOI: 10.1021/jo00107a012

Source and publish data:

Journal of Organic Chemistry p. 345 - 352 (1995)

Update date:2022-07-29

Topics:

Authors:

Balog, Aaron

Geib, Steven J.

Curran, Dennis, P.

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

Article abstract of DOI:10.1021/jo00107a012

The effects of nucleophilic additives and Bronsted acids, and solvents on BF3*Et2O-promoted cationic ?-cyclizations of alkynyl- and alkenylcyclopentane-1,3-diones are reported.The rates and selectivities of alkynyl dione cyclizations were significantly ef

Full text of DOI:10.1021/jo00107a012

Products guided by the article

Product name:2-methyl-2-(4-phenyl-3-butynyl)-1,3-cyclopentanedione

Cas No:166517-16-4

R&D Labs maybe for 166517-16-4

Beijing Mesochem Technology Co.,LTD

website:http://www.mesochem.com

Contact:0086-10-57862036

Address:2301, Floor 23, Building 9 Lippo Plaza, Yard 8 Ronghua Middle Road, ETDZ, Beijing, China
Jiaxing Taixin Pharmaceutical Chemical Co., Ltd

Contact:0573-82613601

Address:Chemical Park, Jiaxing, Zhejiang, China
Nanjing Duly Biotech Co., Ltd

website:http://www.dulynet.com/

Contact:025-84699383 -8003

Address:Room 503, Building 2, Chuangxinhui, No. 61 Wenjing Road, High-tech Development Zone, Pukou District, Nanjing City, Jiangsu Province Nanjing, Jiangsu
JIANGXI AIFEIMU TECHNOLOGY CO.，LTD

Contact:+86-570-6040289

Address:FINECHEMICAL PARK,ZIBU TOWN,WANNIAN COUNTY,JIANGXI PROV.,CHINA,ZIP
Anhui Sholon New Material Technology Co., Ltd.

website:http://www.sholonchem.com

Contact:+86-550-5261666

Address:4/F Block B, Beijing Chemical Building.No.520 Tianrun Road ,Science & Education Town Wujin District, Changzhou City Jiangsu Province

Relevant to this article

A relay route for the synthesis of azadirachtin

Doi:10.1002/anie.200703028
(2007)
Studies directed toward the total synthesis of cerorubenic acid-III. 4. Exploration of an organometallic approach to construction of the eastern sector

Doi:10.1021/jo00120a026
(1995)
Tyrosine-selective protein alkylation using π-allylpalladium complexes

Doi:10.1021/ja057106k
(2006)
Preparation of N,N-bis(trimethylsilyl)-1-alkenesulfenamides and their desilylative conversion to 1-alkenesulfenimines. New stable 1-alkenesulfenic acid derivatives

Doi:10.1016/0040-4020(96)00406-1
(1996)
4-Substituted-5,5-Dimethyl Oxazolidin-2-ones as Effective Chiral Auxiliaries for Enolate Alkylations and Michael Additions

Doi:10.1016/0957-4166(95)00057-V
(1995)
Metal-carbon multiple bonds: novel syntheses and reactions of aminocarbyne complexes of tungsten

Doi:10.1016/0022-328X(95)05483-6
(1995)

Article Doi