5165-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5165-79-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,1,6 and 5 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 5165-79:
(6*5)+(5*1)+(4*6)+(3*5)+(2*7)+(1*9)=97
97 % 10 = 7
So 5165-79-7 is a valid CAS Registry Number.
InChI:InChI=1/C18H20N4O4.Na/c1-12-9-15(20-21-22(2)11-17(23)24)14(10-16(12)26-3)19-18(25)13-7-5-4-6-8-13;/h4-10H,11H2,1-3H3,(H,19,25)(H,23,24);/q;+1/p-1/b21-20+;