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1009813-19-7

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1009813-19-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1009813-19-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,9,8,1 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1009813-19:
(9*1)+(8*0)+(7*0)+(6*9)+(5*8)+(4*1)+(3*3)+(2*1)+(1*9)=127
127 % 10 = 7
So 1009813-19-7 is a valid CAS Registry Number.

1009813-19-7Relevant articles and documents

Synthesis of 1,3,7-triazapyrene and 1,2,3,7-tetraazapyrene derivatives as a result of anomalous Hoesch reaction

Aksenov,Borovlev,Aksenova,Lyakhovnenko,Kovalev

experimental part, p. 217 - 218 (2009/04/07)

Method for the synthesis of 6,8-diaryl-1,3,7-triazapyrenes and 6,8-diaryl-1,2,3,7-tetraazapyrenes, based on the reaction of 2-R-1H-perimidines and 1H-naphtho[1,8-de][1,2,3]triazine with aromatic nitriles in polyphosphoric acid, has been elaborated.

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