497239-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497239-08-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,2,3 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 497239-08:
(8*4)+(7*9)+(6*7)+(5*2)+(4*3)+(3*9)+(2*0)+(1*8)=194
194 % 10 = 4
So 497239-08-4 is a valid CAS Registry Number.
497239-08-4Relevant academic research and scientific papers
SPIRO COMPOUNDS
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Page 139, (2008/06/13)
Compounds of the formula (I): (whereinA is an optionally substituted straight-chain hydrocarbon having 1 to 6 carbon atoms, which is optionally intervened by oxygen or nitrogen atom;Ar1 is aryl or heteroaryl, any of which is optionally substitu
