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78641-63-1

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78641-63-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78641-63-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,6,4 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 78641-63:
(7*7)+(6*8)+(5*6)+(4*4)+(3*1)+(2*6)+(1*3)=161
161 % 10 = 1
So 78641-63-1 is a valid CAS Registry Number.

78641-63-1Downstream Products

78641-63-1Relevant 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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