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Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid

Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid Structure
CAS No.
486460-00-8
Chemical Name:
Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid
Synonyms
Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid;(R)-N-Boc-3-AMino-4-(2,4,5-trifluorophenyl)butanoic acid;(R)-3-((tert-Butoxycarbonyl)aMino)-4-(2,4,5-trifluorophenyl)butanoic acid;(R)-3-(Tert-Butoxycarbonyl)-4-(2,4,5-Trifluorophenyl)Butanoic Acid;(3R)-N-Boc-3-amin;BOC- Butanoic Acid;Parecoxib SodiuM API;BOC-(R)-3-AMINO-4-(2;Sitagliptin Impurity 78;Sitagliptin Impurity 19
CBNumber:
CB8402112
Molecular Formula:
C15H18F3NO4
Molecular Weight:
333.31
MOL File:
486460-00-8.mol
MSDS File:
SDS
Modify Date:
2024/7/26 15:15:06

Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid Properties

Melting point 136-138℃
Boiling point 443.1±45.0 °C(Predicted)
Density 1.292±0.06 g/cm3(Predicted)
storage temp. 2-8°C
solubility Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
form Solid
pka 4.30±0.10(Predicted)
color White to Off-White

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P305+P351+P338
HazardClass  IRRITANT
NFPA 704
0
0 0

Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid Chemical Properties,Uses,Production

Description

Boc-(R) -3-amino-4 -(2,4, 5-trifluorophenyl) butyric acid is an important intermediate for the preparation of sitagliptin. Sitagliptinphosphate is the first dipeptidase -IV(dpp-4) inhibitor approved by FDA in 2006. It is used for the treatment of type II diabetes mellitus. It has obvious hypoglycemic effect when used alone or in combination with metformin and pioglitazone, and it is safe to take, well tolerated, with few adverse reactions.

Uses

(R)-3-((tert-Butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic Acid has been used as a reactant for the preparation of dipeptidyl peptidase-4 (DPP4) inhibitors for the treatment of type 2 diabetes, such as sitagliptin.

Synthesis

(R)-β-tert-butoxycarbonylamino-2,4,5-trifluorophenylbutyric acid ethyl ester could used as a starting material and followed by adding Methanol and LiOHH2O as reaction reagents. Adding dichloromethane to the concentrate and adjust the pH to 2 with 2N HCl. Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid could be obtained through further purification.BOC-(R)-3-AMINO-4-(2,4,5-TRIFLUORO-PHENYL)-BUTYRIC ACID

Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid Preparation Products And Raw materials

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