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1452523-62-4

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1452523-62-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1452523-62-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,5,2,5,2 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1452523-62:
(9*1)+(8*4)+(7*5)+(6*2)+(5*5)+(4*2)+(3*3)+(2*6)+(1*2)=144
144 % 10 = 4
So 1452523-62-4 is a valid CAS Registry Number.

1452523-62-4Downstream Products

1452523-62-4Relevant articles and documents

Determination of the Absolute Configuration of Cyclic Amines with Bode's Chiral Hydroxamic Esters Using the Competing Enantioselective Conversion Method

Burtea, Alexander,Rychnovsky, Scott D.

, p. 4195 - 4198 (2017)

The competing enantioselective conversion (CEC) strategy has been extended to cyclic amines. The basis for the CEC approach is the use of two complementary, enantioselective reactions to determine the configuration of the enantiopure substrate. Bode's chiral acylated hydroxamic acids are very effective enantioselective acylating agents for a variety of amines. Pseudoenantiomers of these acyl-transfer reagents were prepared and demonstrated to react with enantiopure cyclic amines with modest to high selectivity. The products were analyzed by ESI-MS to determine selectivity, and the results were used to assign the configuration of the amine substrate. The method was applicable to a variety of cyclic amines as well as primary amines and acyclic secondary amines. The method is limited to amines that are unhindered enough to react with the reagents, and not all amine substitution patters lead to high selectivity.

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