TY - JOUR
T1 - The generation and reactions of 3,4-didehydro-2H-[1]benzopyran, a highly strained heterocycle
AU - Gabbutt, Christopher D.
AU - Heron, B. Mark
AU - Hepworth, John D.
AU - Rahman, M. Moshfiqur
PY - 1996/2/19
Y1 - 1996/2/19
N2 - Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel aryne, 3,4-didehydro-2H-[1]benzopyran. Cycloaddition with dienes gives access to the dibenzo[b,d]pyran system.
AB - Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel aryne, 3,4-didehydro-2H-[1]benzopyran. Cycloaddition with dienes gives access to the dibenzo[b,d]pyran system.
UR - http://www.scopus.com/inward/record.url?scp=0030023744&partnerID=8YFLogxK
U2 - 10.1016/0040-4039(95)02382-8
DO - 10.1016/0040-4039(95)02382-8
M3 - Article
AN - SCOPUS:0030023744
VL - 37
SP - 1313
EP - 1316
JO - Tetrahedron Letters
JF - Tetrahedron Letters
SN - 0040-4039
IS - 8
ER -