Results 191 to 200 of about 16,938 (213)

Oxidation of 4-1-Benzopyrans to 4-1-Benzopyran-4-ones

2003
A. C. Williams, N. Camp
openaire   +1 more source

A Simple Synthesis of Benzopyrans

HETEROCYCLES, 1975
Tetsuji Kametani, Kazuo Kigasawa, Mineharu Hiiragi, Haruhide Ishimaru, Nagatoshi Wagatsuma   +4 more
openaire   +1 more source

Benzopyrans

2006
openaire   +1 more source

Multicomponent Synthesis of Benzopyrans

Synfacts, 2015
openaire   +1 more source

Of 2-Benzopyrans

2004
openaire   +1 more source

Conversion of 4-1-Benzopyran-4-thiones into 4-1-Benzopyran-4-ones

2003
A. C. Williams, N. Camp
openaire   +1 more source

Conversion of 2-1-Benzopyran-2-ones into 2-1-Benzopyran-2-thiones

2003
A. C. Williams, N. Camp
openaire   +1 more source

Conversion of 4-1-Benzopyran-4-ones into 4-1-Benzopyran-4-thiones

2003
A. C. Williams, N. Camp
openaire   +1 more source

3-2-Benzopyran-3-ones

2003
A. C. Williams, N. Camp
openaire   +1 more source

By Protonation of 4-1-Benzopyran-4-ones, 2-Alkylidene-2-1-benzopyrans, and 4-Alkylidene-4-1-benzopyrans

2003
openaire   +1 more source