Trimeric aldolization product of 1,4-benzothiazine

1 January 1977

journal article
research article
Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications

No. 2,p. 50-51
https://doi.org/10.1039/c39770000050

Abstract

2H-1,4-Benzothiazine, the parent system of the mammalian phaeomelanic pigments, is a highly unstable molecule which readily undergoes a reversible aldolization to form, mainly, the cyclic trimer (5).

Keywords

ALDOLIZATION PRODUCT
BENZOTHIAZINE 2H
TRIMERIC ALDOLIZATION
MAMMALIAN PHAEOMELANIC
PHAEOMELANIC PIGMENTS
HIGHLY UNSTABLE
PARENT SYSTEM
UNSTABLE MOLECULE