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19872-97-0

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19872-97-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19872-97-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,7 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19872-97:
(7*1)+(6*9)+(5*8)+(4*7)+(3*2)+(2*9)+(1*7)=160
160 % 10 = 0
So 19872-97-0 is a valid CAS Registry Number.

19872-97-0Downstream Products

19872-97-0Relevant articles and documents

3,5-DINITRO-1-(p-NITROPHENYL)-4-PYRIDONE AS A NOVEL PROTECTIVE GROUP OF PRIMARY AMINES

Matsumura, Eizo,Ariga, Masahiro,Tohda, Yasuo,Kawashima, Toshihide

, p. 757 - 758 (2007/10/02)

3,5-Dinitro-1-(p-nitrophenyl)-4-pyridone is proposed as a novel protective group for primary amines, especially amino acids, based on the results of the transformation of 1-substituated 3,5-dinitro-4-pyridones with primary amines.

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