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122055-54-3

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122055-54-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 122055-54-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,0,5 and 5 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 122055-54:
(8*1)+(7*2)+(6*2)+(5*0)+(4*5)+(3*5)+(2*5)+(1*4)=83
83 % 10 = 3
So 122055-54-3 is a valid CAS Registry Number.

122055-54-3Relevant articles and documents

[5C + 1N] Annulation of 2,4-pentadienenitriles with hydroxylamine: A synthetic route to multi-substituted 2-aminopyridines

Xin, Xiaoqing,Huang, Peng,Xiang, Dexuan,Zhang, Rui,Zhao, Fengyu,Zhang, Ning,Dong, Dewen

, p. 1001 - 1006 (2013/02/26)

A facile and efficient synthetic route to multi-substituted 2-aminopyridines has been developed via a formal [5C + 1N] annulation of readily available 2,4-pentadienenitriles with hydroxylamine (NH2OH) under very mild conditions, which involves

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