129789-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129789-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,8 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 129789-03:
(8*1)+(7*2)+(6*9)+(5*7)+(4*8)+(3*9)+(2*0)+(1*3)=173
173 % 10 = 3
So 129789-03-3 is a valid CAS Registry Number.
129789-03-3Relevant articles and documents
SYNTHESIS OF -OXYACETAMIDO LINKED NUCLEOSIDES
Nyilas, A.,Glemarec, C.,Chattopadhyaya, J.
, p. 2149 - 2164 (1990)
A convenient procedure has been developed for the preparation of non-ionic, achiral -oxyacetamido analogues using the 4-methoxytrityl (MMTr) group for the protection of exocyclic amino function of 2'-deoxyadenosine, 2'-deoxycytidine and 2'-de