83972-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83972-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,9,7 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 83972-76:
(7*8)+(6*3)+(5*9)+(4*7)+(3*2)+(2*7)+(1*6)=173
173 % 10 = 3
So 83972-76-3 is a valid CAS Registry Number.
InChI:InChI=1/C20H24N3O3.2HI/c24-20(17-6-2-1-3-7-17)18-9-12-22(13-10-18)15-26-16-23-11-5-4-8-19(23)14-21-25;;/h4-5,8-14,17H,1-3,6-7,15-16H2;2*1H/q+1;;/p-1/b19-14+;;