3974-12-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3974-12-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,7 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 3974-12:
(6*3)+(5*9)+(4*7)+(3*4)+(2*1)+(1*2)=107
107 % 10 = 7
So 3974-12-7 is a valid CAS Registry Number.
3974-12-7Relevant articles and documents
Synthesis of new 5-substituted pyrimidine acyclonucleosides
Khattab, Ahmed F.
, p. 1097 - 1107 (2007/10/03)
Acyclonucleosides of pyrimidine were prepared by condensing appropriately silylated 5-substituted pyrimidines with an acyclic side chain in the form of an acetylated haloalkoxyalcohol and subsequent removal of the protecting acetyl group in base. Also, ac