20862-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20862-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,8,6 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20862-53:
(7*2)+(6*0)+(5*8)+(4*6)+(3*2)+(2*5)+(1*3)=97
97 % 10 = 7
So 20862-53-7 is a valid CAS Registry Number.
InChI:InChI=1/C16H18N2O4/c1-10(19)17-12-4-5-14-11(8-12)9-13(16(21)22-14)15(20)18-6-2-3-7-18/h4-5,8,13H,2-3,6-7,9H2,1H3,(H,17,19)