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1352710-14-5

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1352710-14-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1352710-14-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,2,7,1 and 0 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1352710-14:
(9*1)+(8*3)+(7*5)+(6*2)+(5*7)+(4*1)+(3*0)+(2*1)+(1*4)=125
125 % 10 = 5
So 1352710-14-5 is a valid CAS Registry Number.

1352710-14-5Downstream Products

1352710-14-5Relevant articles and documents

Asymmetric Copper(II)-catalysed nitroaldol (Henry) reactions utilizing a chiral C1-symmetric dinitrogen ligand

Zhou, Yirong,Gong, Yuefa

, p. 6092 - 6099 (2011/11/29)

A series of stable chiral C1-symmetric dinitrogen ligands were conveniently synthesized in high yields by condensation of chiral amines [(-)-exo-bornylamine or (+)-(1S,2S,5R)-menthylamine] with various substituted imidazolecarbaldehydes. With the assistance of base, the ligand L1 in combination with CuCl2·2H2O (2.5 mol-% or 5.0 mol-%) can efficiently promote nitroaldol (Henry) reactions between a variety of aldehydes and nitromethane. Both aromatic and aliphatic aldehydes were tolerated in our catalytic system, affording the expected nitroalcohol products in high yields (up to 97%) and with good enantioselectivities (up to 96%) under mild reaction conditions. A series of chiral C1-symmetric dinitrogen ligands were conveniently synthesized in high yields by condensations of chiralamines with various substituted imidazolecarbaldehydes. The ligand L1 in conjunction with CuCl2·2H2O can efficiently promote nitroaldol (Henry) reactions between various aldehydes and nitromethane in high yields (up to 97%) and with good enantioselectivities (up to 96%).

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