663956-48-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 663956-48-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,9,5 and 6 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 663956-48:
(8*6)+(7*6)+(6*3)+(5*9)+(4*5)+(3*6)+(2*4)+(1*8)=207
207 % 10 = 7
So 663956-48-7 is a valid CAS Registry Number.
663956-48-7Relevant academic research and scientific papers
NITROGEN-CONTAINING COMPOUNDS
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Page/Page column 37, (2010/02/11)
A compound represented by formula (I); wherein ring A represents a nitrogen containing heterocyclic ring, ring B represents 5-membered heterocyclic ring which may have substituents, R represents a hydrogen atom or cyano and the other symbols represent as
