Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to KR7403735ApriorityCriticalpatent/KR790000592B1/en
Application grantedgrantedCritical
Publication of KR790000592B1publicationCriticalpatent/KR790000592B1/en
Title compds. (I; X = C=O, CHC1, CHBr, CH2 or CHOR4, Y= C1-C4 alky1, C1-C4 alkoxy, H, trifluoromethyl, m=0, 1, 2, 3, Z= COOR5, CH2OR5, CONHR5 or CONHCOR5, R1-R5=H, or C1-C4 alkyl), with antiinflammatory activity and analgesic, were prepd. Thus, the corresponding 2 acids were obtained by saponifying diester, which was prepd. by reacting &-bromotoluylic acid ester (n, Y group is substituted) and hydroxypheny1 acetic acid ester (&-position is substituted to R1 or R2), dehydrating and cyclizing to give I.
KR7403735A1974-10-041974-10-04Method of preparing 6,11-dihydrodibenz(b,e)oxepin-aceticaccids and derivatives
KR790000592B1
(en)
A procedure for the production of acids 6, 11-dihidrodibenz (b, e) -oxepin-acetics and their derivatives. (Machine-translation by Google Translate, not legally binding)