898770-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898770-87-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,7,7 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 898770-87:
(8*8)+(7*9)+(6*8)+(5*7)+(4*7)+(3*0)+(2*8)+(1*7)=261
261 % 10 = 1
So 898770-87-1 is a valid CAS Registry Number.
InChI:InChI=1/C20H29NO4/c1-2-25-20(23)7-5-3-4-6-19(22)18-10-8-17(9-11-18)16-21-12-14-24-15-13-21/h8-11H,2-7,12-16H2,1H3