ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C07C0253160000 by reaction of cyanides with lactones or compounds containing hydroxy groups or etherified or esterified hydroxy groups 1
C07C0253180000 by reaction of ammonia or amines with compounds containing carbon-to-carbon multiple bonds other than in six-membered aromatic rings 1
C07C0253200000 by dehydratation of carboxylic acid amides 1
C07C0253220000 by reaction of ammonia with carboxylic acids with replacement of carboxyl groups by cyano groups 1
C07C0253240000 by ammoxidation of hydrocarbons or substituted hydrocarbons 1
C07C0253260000 containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes 1
C07C0253280000 containing six-membered aromatic rings, e.g. styrene 1
C07C0253300000 by reactions not involving the formation of cyano groups 1
C07C0253320000 Separation; Purification; Stabilisation; Use of additives 1
C07C0253340000 Separation; Purification 1
C07C0255000000 Carboxylic acid nitriles (cyanogen or compounds thereof C01C0003000000) 1
C07C0255010000 having cyano groups bound to acyclic carbon atoms 1
C07C0255020000 of an acyclic and saturated carbon skeleton 1
C07C0255030000 Mononitriles 1
C07C0255040000 containing two cyano groups bound to the carbon skeleton 1