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251346-91-5

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251346-91-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 251346-91-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,3,4 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 251346-91:
(8*2)+(7*5)+(6*1)+(5*3)+(4*4)+(3*6)+(2*9)+(1*1)=125
125 % 10 = 5
So 251346-91-5 is a valid CAS Registry Number.

251346-91-5Relevant articles and documents

An efficient chemoenzymatic access to chiral 3,7- diazabicyclo[3.3.1]nonane derivatives

Danieli, Bruno,Lesma, Giordano,Passarella, Daniele,Silvani, Alessandra,Viviani, Nunzia

, p. 11871 - 11878 (1999)

Enantiopure 3,7-diazabicyclo[3.3.1]nonane derivatives 4 and 5, potential precursors of quinolizidine alkaloids, were synthesised in high yields, starting from the biocatalytic asymmetrization of σ-symmetric 3,5- disubstituted piperidines. Their applicatio

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