Synthesis of an orange anthrathiophene pigment isolated from a Japanese bryozoan.
A short, regiospecific synthesis of the naturally occurring anthrathiophene 1 from naphthazarin (7) is described.
E. F. Merkert Chemistry Center, Boston College, Chestnut Hill, Massachusetts 02467, USA. ross.kelly@bc.edu
T R
TR
Kelly
Y
Y
Fu
J T
JT
Sieglen
H
H
De Silva
D000818:Animals; D000880:Anthraquinones / Q000138:chemical synthesis* / Q000737:chemistry; D002013:Bryozoa / Q000737:chemistry*; D007564:Japan; D009285:Naphthoquinones / Q000737:chemistry / Q000378:metabolism; D010860:Pigments, Biological / Q000138:chemical synthesis* / Q000737:chemistry; D013876:Thiophenes / Q000138:chemical synthesis* / Q000737:chemistry
D000880:Anthraquinones; D009285:Naphthoquinones; D010860:Pigments, Biological; D013876:Thiophenes; C005503:naphthazarin