133563-61-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133563-61-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,5,6 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133563-61:
(8*1)+(7*3)+(6*3)+(5*5)+(4*6)+(3*3)+(2*6)+(1*1)=118
118 % 10 = 8
So 133563-61-8 is a valid CAS Registry Number.
133563-61-8Relevant articles and documents
General route for the synthesis of mono N-alkylated derivatives of tetraazamacrocycles
Bernard,Yaouanc,Clement,Des Abbayes,Handel
, p. 639 - 642 (2007/10/02)
The selective synthesis of mono N-substituted derivatives of tetraazamacrocycles can be achieved using a new boron triprotection easily removed after alkylation.
