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84268-83-7

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84268-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84268-83-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,2,6 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 84268-83:
(7*8)+(6*4)+(5*2)+(4*6)+(3*8)+(2*8)+(1*3)=157
157 % 10 = 7
So 84268-83-7 is a valid CAS Registry Number.

84268-83-7Relevant articles and documents

2-Cyano-Δ3-piperideines. 12. Stereochemistry of Formation of N-Benzyl-2-cyano-Δ3-piperideines and Facile Isomerization on Alumina to 2-Cyano-Δ4-piperideines. A Potentially General Route to the Synthesis of 2,6-Disubstitute

Bonin, Martine,Romero, Jose Ricardo,Grierson, David S.,Husson, Henri-Philippe

, p. 2392 - 2400 (2007/10/02)

The reaction of the piperideine N-oxides 1a-f with trifluoroacetic anhydride in CH2Cl2 at 0 deg C (Polonovski-Potier reaction) led to the formation of the N-benzyl-2-cyano-Δ3-piperideines 3a-f.Epimeric mixtures were obtained for the amino nitri

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