898769-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898769-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,7,6 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 898769-77:
(8*8)+(7*9)+(6*8)+(5*7)+(4*6)+(3*9)+(2*7)+(1*7)=282
282 % 10 = 2
So 898769-77-2 is a valid CAS Registry Number.
InChI:InChI=1/C19H20O4/c1-3-23-19(21)16-9-6-8-15(13-16)17(20)12-11-14-7-4-5-10-18(14)22-2/h4-10,13H,3,11-12H2,1-2H3