The CAS Registry Mumber 123292-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,2,9 and 2 respectively; the second part has 2 digits, 0 and 7 respectively. Calculate Digit Verification of CAS Registry Number 123292-07: (8*1)+(7*2)+(6*3)+(5*2)+(4*9)+(3*2)+(2*0)+(1*7)=99 99 % 10 = 9 So 123292-07-9 is a valid CAS Registry Number.
Host-guest complexation. 52. Bridged and chiral hemispherands
Tucker,Knobler,Goldberg,Cram
, p. 5460 - 5482 (2007/10/02)
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