乳果糖 | 4618-18-2

中文名乳果糖

中文同义乳果糖浓溶液;食品级乳果糖;乳果糖标准品;乳酮糖、4-Β-D-半乳糖苷-D-果糖;4-O-BETA-D-吡喃半乳糖基-ALPHA-D-果糖;LACTULOSE 乳果糖;乳果糖 1G;4-O-Β-D-吡喃半乳糖基-D-果糖,乳酮糖,异构化乳糖液

英文名Lactulose

英文同义MLS-50;4-0-beta-d-galactopyranosyl-d-fructose;4-o-beta-d-galactopyranosyl-d-fructos;4-o-beta-d-galattopiranosil-d-fruttofuranosio;4-O-D-Galactopyranosyl-D-fructose;4-O-β-D-Galactopyranosyl-D-fructose, 4-O-β-D-Galactopyranosyl-D-fructofuranose;lactutose syrup;Caloryl

CAS4618-18-2

分子式C12H22O11

分子量342.3

EINECS225-027-7

结构式

性质

熔点~169 °C (dec.)

比旋光度-47 º (C=5, H2O, 12HR)

沸点397.76°C (rough estimate)

密度1,32g/cm

折射率1,45-1,47

储存条件Refrigerator

溶解度Freely soluble in water, sparingly soluble in methanol, practically insoluble in toluene.

形态Powder

酸度系数(pKa)11.67±0.20(Predicted)

颜色White to almost white

旋光性 (optical activity)[α]20/D 48±2°, 24 hr, c = 1% in H2O

水溶解性76.4 G/100 ML (30 ºC)

Merck5346

BRN93773

InChIKeyPFCRQPBOOFTZGQ-VZXVHDRGSA-N

EPA化学物质信息D-Fructose, 4-O-.beta.-D-galactopyranosyl- (4618-18-2)