L-羟基脯氨酸为白色片状结晶性或结晶性粉末。呈苦味中的独特甜味，能改善果汁饮料、清凉饮料等的风味的味质。有特殊

风味，可作香原料。熔点274℃(分解)。易溶于水(25℃，36.1%)，微溶于乙醇。

CAS登录号:51-35-4

中文别名:L-4-羟基脯氨酸;反-4-羟基-L-脯氨酸;L-羟脯氨酸;反式-4-羟基-L-脯氨酸;4-羟基-2-羧基吡咯啶;4-羟基-L-脯氨酸;4-羟

基吡啶烷-2-羧酸

英文名称:L-Hydroxyproline

英文别名:4-hydroxy-L-proline (trans); (2S,4R)-(-)-4-Hydroxypyrrolidine-2-carboxylic acid; H-Hyp-OH; (2S,4R)-(-)-4-Hydroxy-2

-pyrrolinecarboxylic acid; 4-Hydroxyproline; 4-L-Hydroxyproline; delta-Hydroxyproline; Hypro; L-Proline, 4-hydroxy-, trans-; 

L-Proline,4-hydroxy-,trans; Ls-Hydroxyproline; Proline, 4-hydroxy-; (2S,4R)-4-Hydroxyproline; L-Hydroxyproline; (4R)-4-hyd

roxy-L-proline; 3-hydroxy-L-proline; 1-hydroxyproline; 1-hydroxy-L-proline

分子式:C5H9NO3

分子量:131.13

EINECS登录号:200-091-9

用途：增味剂;营养强化剂。香味料。主要用于果汁、清凉饮料、营养饮料等