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methyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-(2,4,5-trifluorophenyl)-butanoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1402569-27-0

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1402569-27-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1402569-27-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,2,5,6 and 9 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1402569-27:
(9*1)+(8*4)+(7*0)+(6*2)+(5*5)+(4*6)+(3*9)+(2*2)+(1*7)=140
140 % 10 = 0
So 1402569-27-0 is a valid CAS Registry Number.

1402569-27-0Relevant articles and documents

Preparation of Optically Pure ?-Amino Acid Type Active Pharmaceutical Ingredients and Intermediates thereof

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Paragraph 0050; 0061; 0062, (2013/07/25)

The present invention relates to the preparation of optically resolved chiral compounds of β-amino acid type active pharmaceutical ingredients (API), more specifically to β-aminobutyryl substituted compounds and especially β-aminobutyryl compounds having γ-bound aryl groups. The present invention more particularly relates to the preparation of enantiomerically enriched chiral compounds useful as intermediates for the preparation of anti-diabetic agents, preferably sitagliptin.

PREPARATION OF OPTICALLY PURE ?-AMINO ACID TYPE ACTIVE PHARMACEUTICAL INGREDIENTS AND INTERMEDIATES THEREOF

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Page/Page column 23; 24, (2013/07/25)

The present invention relates to the preparation of optically resolved chiral compounds of β-amino acid type active pharmaceutical ingredients (API), more specifically to β-aminobutyryl substituted compounds and especially β-aminobutyryl compounds having γ-bound aryl groups. The present invention more particularly relates to the preparation of enantiomerically enriched chiral compounds useful as intermediates for the preparation of anti-diabetic agents, preferably sitagliptin.

Basic CuCO3/ligand as a new catalyst for 'on water' borylation of Michael acceptors, alkenes and alkynes: Application to the efficient asymmetric synthesis of β-alcohol type sitagliptin side chain

Stavber, Gaj,Casar, Zdenko

, p. 159 - 165 (2013/05/09)

The efficient 'on water' β-borylation using bis(pinacolato)diboron agent was achieved with a newly developed catalytic system based on basic copper carbonate and various ligands. The catalytic system was used for β-borylation of various Michael acceptors,

?-BORATION OF ALKENE AND ALKYNE INTERMEDIATES

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Page/Page column 45, (2013/10/22)

The present invention relates to the field of organic chemistry, and in particular to the preparation of β-borated compounds. These β-borated compounds can be used as intermediates in the synthesis pharmaceutically active agents such as sitagliptin.

PREPARATION OF SITAGLIPTIN INTERMEDIATES

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, (2012/10/18)

The invention relates to the preparation of chiral compounds, in particular to the preparation of chiral compounds which may be used as intermediates for the preparation of anti-diabetic agents, preferably sitagliptin.

Preparation of sitagliptin intermediates

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, (2012/10/18)

The invention relates to the preparation of chiral compounds, in particular to the preparation of chiral compounds which may be used as intermediates for the preparation of anti-diabetic agents, preferably sitagliptin.

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