80817-63-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80817-63-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,8,1 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 80817-63:
(7*8)+(6*0)+(5*8)+(4*1)+(3*7)+(2*6)+(1*3)=136
136 % 10 = 6
So 80817-63-6 is a valid CAS Registry Number.
80817-63-6Relevant articles and documents
ON THE STABILITY OF PHOSPHODIESTER-AMIDE INTERNUCLEOTIDE BOND
Tomasz, J.,Simoncsits, A.
, p. 3905 - 3908 (1981)
The stability of phosphodiester-amide internucleotide bond is compared in the deoxyribo and ribo series.The destabilizing effect of the 2'-OH group in the ribo series is discussed.