97704-60-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97704-60-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,7,0 and 4 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97704-60:
(7*9)+(6*7)+(5*7)+(4*0)+(3*4)+(2*6)+(1*0)=164
164 % 10 = 4
So 97704-60-4 is a valid CAS Registry Number.
97704-60-4Relevant articles and documents
A Facile Synthesis of 2-Aza-1,3-butadienes
Okamoto, Hidenori,Kato, Shozo
, p. 766 - 770 (2007/10/02)
2-Aza-1,3-butadienes bearing alkoxyl substituent were obtained easily by the reaction of ketimines with orthoesters.The reaction proceeded smoothly by the addition of small amount of p-toluenesulfonic acid.When acetals were used in place of orthoesters, t
