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[EN] PROCESS FOR THE PREPARATION OF 4-ALKYL RESORCINOL ESTERS<br/>[FR] PROCEDE DE PREPARATION D'ESTERS DE 4-ALKYLRESORCINOL
申请人:UNILEVER PLC
公开号:WO2004052827A1
公开(公告)日:2004-06-24
A process for the preparation of one or more esters of 4-alkyl resorcinol comprising the steps of: (i) reacting resorcinol or a pre-cursor thereof with an esterifying agent which comprises at least one of an organic acid, anhydride or chloride having a maximum carbon chain length of 18, at a temperature of 10 to 250 °C; and (ii) reducing the products from step (i) at a pH of 6.5 to 7.5 in the presence of a catalyst in an alcoholic medium.
制备一种或多种4-烷基间苯二酚酯的方法包括以下步骤:(i)将间苯二酚或其前体与至少含有一种有机酸、酐或氯化物的酯化剂在10至250°C的温度下反应;以及(ii)在酒精介质中,在pH值为6.5至7.5的条件下,在存在催化剂的情况下还原步骤(i)中的产物。
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Zur Kenntnis der Resorzinketone und C-Alkylresorzine
作者:K. W. Rosenmund、R. Buchwald、Th. Deligiannis
DOI:10.1002/ardp.19332710606
日期:——
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Funatsu, Takakazu; Iriye, Ryozo; Takai, Hideyuki, Agricultural and Biological Chemistry, 1989, vol. 53, # 11, p. 3087 - 3090
作者:Funatsu, Takakazu、Iriye, Ryozo、Takai, Hideyuki、Hirota, Mitsuru
DOI:——
日期:——
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FUNATSU, TAKAKAZU;IRIYE, RYOZO;TAKAI, HIDEYUKI;HIROTA, MITSURU, AGR. AND BIOL. CHEM., 53,(1989) N1, C. 3087-3089
作者:FUNATSU, TAKAKAZU、IRIYE, RYOZO、TAKAI, HIDEYUKI、HIROTA, MITSURU
DOI:——
日期:——
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Desai; Mavani, Proceedings - Indian Academy of Sciences, Section A, 1949, vol. <A> 29, p. 269,270
作者:Desai、Mavani
DOI:——
日期:——