Competitive 5-exo vs 6-exo ring closure in intramolecular electrophile-induced etherification reactions

被引：0

作者：

Ramana, CV

Murali, R

Ravikumar, K

Nagarajan, M

机构：

[1] UNIV HYDERABAD,SCH CHEM,HYDERABAD 500046,ANDHRA PRADESH,INDIA

[2] INDIAN INST CHEM TECHNOL,CRYSTALLOG LAB,HYDERABAD 500007,ANDHRA PRADESH,INDIA

来源：

JOURNAL OF CHEMICAL RESEARCH-S | 1996年 / 05期

关键词：

D O I：

暂无

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

2-(Prop-2-enyl)hex-5-en-1-ol (1) and erythro-1,4-bis(cyclohex-2-enyl)butane-2,3-diol (9) undergo competitive intramolecular cyclization to give exclusively tetrahydrofuran derivatives without giving any tetrahydropyran derivatives.

引用

页码：226 / 227

页数：3

共 48 条

[1] Competitive 5-exo vs 6-exo ring closure in intra- and intermolecular gamma and delta-lactone formation
Ramana, CV
Reddy, KR
Nagarajan, M
INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY, 1996, 35 (06): : 534 - 540
[2] Development of a 5-exo, 6-exo tandem radical cyclization to access bisabosqual A
Ende, Christopher W. Am
Parker, Kathlyn A.
TETRAHEDRON, 2019, 75 (32) : 4255 - 4260
[3] Stereochemical Investigations of Samarium(II) Iodide-Promoted 5-Exo and 6-Exo Ketyl-Olefin Radical Cyclization Reactions
Molander, G. A.
McKie, J. A.
Journal of Physical Organic Chemistry, 80 (05):
[4] STEREOCHEMICAL INVESTIGATIONS OF SAMARIUM(II) IODIDE-PROMOTED 5-EXO AND 6-EXO KETYL-OLEFIN RADICAL CYCLIZATION REACTIONS
MOLANDER, GA
MCKIE, JA
JOURNAL OF ORGANIC CHEMISTRY, 1995, 60 (04): : 872 - 882
[5] APPROXIMATE RATE CONSTANTS FOR 5-EXO AND 6-EXO CYCLIZATIONS OF ALKYL RADICALS TO N-AZIRIDINYL IMINES
KIM, S
CHEONG, JH
YOON, KS
TETRAHEDRON LETTERS, 1995, 36 (34) : 6069 - 6072
[6] SmI2-H2O-mediated 5-exo/6-exo lactone radical cyclisation cascades
Yalavac, Irem
Lyons, Sarah E.
Webb, Michael R.
Procter, David J.
CHEMICAL COMMUNICATIONS, 2014, 50 (85) : 12863 - 12866
[7] RATE CONSTANTS FOR 5-EXO AND 6-EXO SECONDARY ALKYL RADICAL CYCLIZATIONS ONTO N,N-DIPHENYLHYDRAZONES
STURINO, CF
FALLIS, AG
JOURNAL OF ORGANIC CHEMISTRY, 1994, 59 (22): : 6514 - 6516
[8] ATOM TRANSFER CYCLIZATION REACTIONS OF ALPHA-IODO ESTERS, KETONES, AND MALONATES - EXAMPLES OF SELECTIVE 5-EXO, 6-ENDO, 6-EXO, AND 7-ENDO RING CLOSURES
CURRAN, DP
CHANG, CT
JOURNAL OF ORGANIC CHEMISTRY, 1989, 54 (13): : 3140 - 3157
[9] APPROXIMATE ABSOLUTE RATE CONSTANTS FOR 5-EXO AND 6-EXO CYCLIZATIONS OF 1-DEGREES-RADICALS TO ACYL(TRIPHENYL)GERMANES
CURRAN, DP
PALOVICH, M
SYNLETT, 1992, (08) : 631 - 632
[10] GC/MS analysis of 5-exo,6-exo,8,10-tetrachlorodihydrocamphene and an unsaturated heptachloro compound isolated from Melipax
Vetter, W
Krock, B
Luckas, B
FRESENIUS ENVIRONMENTAL BULLETIN, 1999, 8 (11-12): : 654 - 661

← 1 2 3 4 5 →