77278-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77278-64-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,7 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77278-64:
(7*7)+(6*7)+(5*2)+(4*7)+(3*8)+(2*6)+(1*4)=169
169 % 10 = 9
So 77278-64-9 is a valid CAS Registry Number.
InChI:InChI=1/C5H10N2O2.ClH/c8-5(9)7-3-1-6-2-4-7;/h6H,1-4H2,(H,8,9);1H