163059-45-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163059-45-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,0,5 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 163059-45:
(8*1)+(7*6)+(6*3)+(5*0)+(4*5)+(3*9)+(2*4)+(1*5)=128
128 % 10 = 8
So 163059-45-8 is a valid CAS Registry Number.
163059-45-8Relevant articles and documents
Synthesis of oligonucleotide phosphorodithioates
Beaton,Brill,Grandas,Ma,Nielsen,Yau,Caruthers
, p. 2377 - 2388 (2007/10/02)
The synthesis of DNA containing sulfur at the two nonbonding internucleotide valencies is reported. Several different routes using either tervalent or pentavalent mononucleotide synthons are described.