81964-77-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81964-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,6 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81964-77:
(7*8)+(6*1)+(5*9)+(4*6)+(3*4)+(2*7)+(1*7)=164
164 % 10 = 4
So 81964-77-4 is a valid CAS Registry Number.
81964-77-4Relevant articles and documents
Hydrogen bonding in glyoxylamides
Black, David StC.,Condie, Glenn C.,Craig, Donald C.,McConnell, Darryl B.
, p. 141 - 146 (2007/10/03)
A range of secondary 2-amidophenylglyoxylamides self-assemble by intermolecular hydrogen bonding between the secondary amide proton and the 2-amidophenyl carbonyl oxygen atom.