898793-76-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898793-76-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,7,9 and 3 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 898793-76:
(8*8)+(7*9)+(6*8)+(5*7)+(4*9)+(3*3)+(2*7)+(1*6)=275
275 % 10 = 5
So 898793-76-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H22O3/c1-4-23-20(22)18-9-7-17(8-10-18)19(21)12-11-16-6-5-14(2)13-15(16)3/h5-10,13H,4,11-12H2,1-3H3