616867-28-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 616867-28-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,6,8,6 and 7 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 616867-28:
(8*6)+(7*1)+(6*6)+(5*8)+(4*6)+(3*7)+(2*2)+(1*8)=188
188 % 10 = 8
So 616867-28-8 is a valid CAS Registry Number.
InChI:InChI=1/C21H23NO4/c1-13(2)21(3,19(23)24)22-20(25)26-12-18-16-10-6-4-8-14(16)15-9-5-7-11-17(15)18/h4-11,13,18H,12H2,1-3H3,(H,22,25)(H,23,24)/t21-/m1/s1