877039-61-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877039-61-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,0,3 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 877039-61:
(8*8)+(7*7)+(6*7)+(5*0)+(4*3)+(3*9)+(2*6)+(1*1)=207
207 % 10 = 7
So 877039-61-7 is a valid CAS Registry Number.
877039-61-7Relevant academic research and scientific papers
Substituted ureas based on 2,6-dimethyl-3,5-pyridinedicarboxylic acid azides
Nesterova, E. Yu.,Pugacheva,Voevudsky
, p. 1187 - 1195 (2013/03/13)
Under Curtius rearrangement conditions, 2,6-dimethyl-3,5- pyridinedicarboxylic acid azides form the corresponding isocyanates which react in situ with ammonia, primary and secondary amines to form mono-, di-, and trisubstituted ureas. The reaction of the
