[EN] A PROCESS FOR PREPARATION OF 4-ACETYL-1-NAPHTHOIC ACID OR ITS DERIVATIVE THEREOF [FR] PROCÉDÉ DE PRÉPARATION D'ACIDE 4-ACÉTYL-1-NAPHTOÏQUE OU DE SON DÉRIVÉ
摘要:
The present invention relates to a process for the preparation of 4-acetyl-1-naphthoic acid or its derivatives of formula (I) where R is hydrogen or C1-C4alkyl, using novel compounds. The invention further relates to use of compound (I) for the preparation of Afoxolaner.
[EN] A PROCESS FOR PREPARATION OF 4-ACETYL-1-NAPHTHOIC ACID OR ITS DERIVATIVE THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ACIDE 4-ACÉTYL-1-NAPHTOÏQUE OU DE SON DÉRIVÉ
申请人:[en]HIKAL LIMITED
公开号:WO2023031809A1
公开(公告)日:2023-03-09
The present invention relates to a process for the preparation of 4-acetyl-1-naphthoic acid or its derivatives of formula (I) where R is hydrogen or C1-C4alkyl, using novel compounds. The invention further relates to use of compound (I) for the preparation of Afoxolaner.