UN METODO DE PREPARACION DE ACIDO 6,11-DIHIDRODIBENZO (B.E) TIEPIN-11-ON-3-ACETICO.
摘要
<p>This invention relates to a novel method for the preparation of 6,11-dihydrodibenzo-[b.e.]-thiepin-11-one-3-acetic acid and the novel intermediate 6,11-dihydrodibenzo-[b.e.]-thiepin-11-one-3-carboxaldehyde used in the preparation thereof.</p>
