7645-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7645-05-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,4 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7645-05:
(6*7)+(5*6)+(4*4)+(3*5)+(2*0)+(1*5)=108
108 % 10 = 8
So 7645-05-8 is a valid CAS Registry Number.
InChI:InChI=1/C12H12N2O3.Mg/c1-2-12(8-6-4-3-5-7-8)9(15)13-11(17)14-10(12)16;/h3-7H,2H2,1H3,(H2,13,14,15,16,17);/q;+2/p-1