46893-81-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 46893-81-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,6,8,9 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 46893-81:
(7*4)+(6*6)+(5*8)+(4*9)+(3*3)+(2*8)+(1*1)=166
166 % 10 = 6
So 46893-81-6 is a valid CAS Registry Number.
46893-81-6Relevant articles and documents
Direct synthesis of guanidines using di(imidazole-1-yl)methanimine
Wu, Yong-Qian,Hamilton, Sean K.,Wilkinson, Douglas E.,Hamilton, Gregory S.
, p. 7553 - 7556 (2007/10/03)
A direct synthetic approach to guanidine compounds is reported here using di(imidazole-1-yl)methanimine and di(imidazole-1-yl)cyanomethanimine as guanylating reagents.