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1448901-28-7

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1448901-28-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1448901-28-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,8,9,0 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1448901-28:
(9*1)+(8*4)+(7*4)+(6*8)+(5*9)+(4*0)+(3*1)+(2*2)+(1*8)=177
177 % 10 = 7
So 1448901-28-7 is a valid CAS Registry Number.

1448901-28-7Downstream Products

1448901-28-7Relevant articles and documents

Rhodium(I)-catalyzed asymmetric carbene insertion into B-H bonds: Highly enantioselective access to functionalized organoboranes

Chen, Diao,Zhang, Xu,Qi, Wei-Yi,Xu, Bin,Xu, Ming-Hua

, p. 5268 - 5271 (2015)

A unique rhodium(I)-catalyzed asymmetric B-H insertion of α-diazo carbonyl compounds with easily available amine-borane adducts was achieved using a newly developed C1-symmetric chiral diene as ligand. This first Rh(I)-carbene-directed B-H insertion example represents an attractive and promising approach for synthesis of highly enantioenriched organoboron compounds, allowing for the efficient construction of α-boryl esters and ketones with excellent enantioselectivities (up to 99% ee) under exceptionally mild conditions.

Relative Reactivity of Stable Ligated Boranes and a Borohydride Salt in Rhodium(II)-Catalyzed Boron-Hydrogen Insertion Reactions

Allen, Thomas H.,Curran, Dennis P.

, p. 2094 - 2098 (2016)

Relative reactivities of a series of neutral ligated boranes L-BH3 (where L is NHC, amine, pyridine, or phosphine) and the cyanoborohydride anion have been assessed in Rh(II)-catalyzed B-H insertion reactions with methyl 2-phenyl-2-diazoacetate

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