Disclosed herein a process for the synthesis of diacids or diesters of general formula ROOC—(CH
2
)x-COOR, in which n represents an integer between 5 and 14 and R is either H or an alkyl radical of 1 to 4 carbon atoms, starting from long-chain natural monounsaturated fatty acids or esters comprising at least 10 adjacent carbon atoms per molecule, of formula CH
3
—(CH
2
)n-CHR
1
—CH
2
—CH═CH—(CH
2
)p-COOR, in which R represents H or an alkyl radical comprising from 1 to 4 carbon atoms, R
1
is either H or OH, and n and p, which are identical or different, are indices between 2 and 11.
本文公开了一种合成通式为ROOC—(
CH2)x-COOR的二酸或二酯的方法,其中n表示5到14之间的整数,R为H或1至4个碳原子的烷基基团,起始于长链天然单不饱和
脂肪酸或酯,每个分子至少包含10个相邻的碳原子,通式为
CH3—( )n-CHR1— —CH═CH—( )p-COOR,其中R表示H或含有1至4个碳原子的烷基基团,R1为H或OH,n和p是相同或不同的指数,介于2和11之间。