2793-06-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2793-06-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,7,9 and 3 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2793-06:
(6*2)+(5*7)+(4*9)+(3*3)+(2*0)+(1*6)=98
98 % 10 = 8
So 2793-06-8 is a valid CAS Registry Number.
2793-06-8Relevant articles and documents
TRITYLOXYETHYLAMINO GROUP FOR THE PROTECTION OF PHOSPHORYL GROUP IN OLIGONUCLEOTIDE SYNTHESIS
Tanaka, Toshiki,Yamada, Yasuki,Ikehara, Morio
, p. 5641 - 5644 (2007/10/02)
Trityloxyethylamino group was used for the protection of 5'-phosphoryl group of deoxyribonucleoside.This group is not only protecting group of phosphate also the intermediate for the synthesis of d-ppA and d-pppA.