99814-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99814-22-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,1 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99814-22:
(7*9)+(6*9)+(5*8)+(4*1)+(3*4)+(2*2)+(1*2)=179
179 % 10 = 9
So 99814-22-9 is a valid CAS Registry Number.
99814-22-9Relevant academic research and scientific papers
Bjorklund, Michael,Jun, Jong Gab,Mundy, Bradford P.
, p. 3895 - 3898 (1985)
Bicyclic ketals of the 6,8-dioxabicyclooctane series are specifically cleaved to give δ,ε-unsaturated ketones by treatment of the ketal with acetyl iodide.
