The CAS Registry Mumber 56484-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,8 and 4 respectively; the second part has 2 digits, 8 and 8 respectively. Calculate Digit Verification of CAS Registry Number 56484-88: (7*5)+(6*6)+(5*4)+(4*8)+(3*4)+(2*8)+(1*8)=159 159 % 10 = 9 So 56484-88-9 is a valid CAS Registry Number.
Novel polycyclic heterocycles. XII. Reactions of 1,2 dihydro 11 (trifluoromethyl) 3H 7H quino[8,1 cd][1,5] benzoxazepin 3 one with aromatic aldehydes
Yale,Petigara
, p. 497 - 502 (2007/10/09)
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