1) 2-Cyclopenten-1-one, 3-ethyl-2-hydroxy- (7CI, 8CI, 9CI)
3-乙基-2-羟基-2-环戊烯-1-酮(7CI,8CI,9CI)
2) 2-pentanethiol
2-戊硫醇(7CI,8CI,9CI)
3) 3-Ethyl-2-hydroxy-2-cyclopenten-1-one
3-乙基-2-羟基-2-环戊烯-1-酮
4) 3-methyl-2-hydroxy-cyclopent-2-en-1-one
3-甲基-2-羟基环戊-2-烯-1-酮
5) 2-hydroxy-3-methylcyclopent-2-enone
2-羟基-3-甲基-2-环戊烯-1-酮
1.
Then the intermediate was hydrolyzed to give the flavor compound 2-hydroxy-3-methylcyclopent-2-enone in 52.
以2-甲基呋喃为起始原料,经 Mannich 反应、重排反应开环与随后的缩合反应关环制得中间体2-二甲氨基-3-甲基-2-环戊烯-1-酮,再经水解反应合成得香料化合物2-羟基-3-甲基-2-环戊烯-1-酮,总收率达52。
6) 2-hydroxy-3-methyl-2-cyclopenten-1-on
3-甲基-2-羟基-2-环戊烯-1-酮
补充资料:3-乙基-2-羟基-2-环戊烯-1-酮(7CI,8CI,9CI)
CAS: 21835-01-8
中文名称: 3-乙基-2-羟基-2-环戊烯-1-酮(7CI,8CI,9CI)
英文名称: 2-Cyclopenten-1-one, 3-ethyl-2-hydroxy- (7CI, 8CI, 9CI)
3-ethyl-2-hydroxy-2-cyclopenten-1-on
3-ethyl-2-hydroxy-2-cyclopenten-1-one
2-Cyclopenten-1-one,3-ethyl-2-hydroxy-(7CI,8CI,9CI)
中文名称: 3-乙基-2-羟基-2-环戊烯-1-酮(7CI,8CI,9CI)
英文名称: 2-Cyclopenten-1-one, 3-ethyl-2-hydroxy- (7CI, 8CI, 9CI)
3-ethyl-2-hydroxy-2-cyclopenten-1-on
3-ethyl-2-hydroxy-2-cyclopenten-1-one
2-Cyclopenten-1-one,3-ethyl-2-hydroxy-(7CI,8CI,9CI)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条
(r,s)-4-羟基-3-甲基-2-(2-丙烯基)-2-环戊烯-1-酮
(Z)-3-甲基-2-(2-戊烯基)-2-环戊烯-1-酮
(6CI,7CI,8CI,9CI)-3,9-双(2-氯乙基)-2,4,8,10-四氧杂螺[5.5]十一烷
3-甲基-2-环戊烯-1-酮
3-甲基-(2-戊烯基)-2-环戊烯-1-酮
2-羟基-3-甲基-6-(1-甲乙基)-2-环己烯-1-酮
2-羟基-6-甲基-3-(1-甲乙基)-2-环己烯-1-酮
5-甲基-3,5-二乙酯基-2-环戊烯-2-羟基-1-酮
2-[1-(乙氧基亚氨基)丁基]-5-[2-(乙基硫基)丙基]-3-羟基-2-环己烯-1-酮
3-甲基-2-戊基-2-环戊烯-1-酮
2-戊基-3-甲基-2-环戊烯-1-酮