Product name :

Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid  CAS:486460-00-8

Structure:

Specifications:

Appearance: white powder

water:0.5%max.

loss on drying:1.0%max.

sulphated ash:1.0%max.

isomer:1.0%max.

assay:98.0-102.0%

Usage : Sitagliptin intermediate