898775-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898775-34-3 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 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 898775-34:
(8*8)+(7*9)+(6*8)+(5*7)+(4*7)+(3*5)+(2*3)+(1*4)=263
263 % 10 = 3
So 898775-34-3 is a valid CAS Registry Number.
InChI:InChI=1/C16H14F2O2/c1-20-15-4-2-3-11(7-15)5-6-16(19)12-8-13(17)10-14(18)9-12/h2-4,7-10H,5-6H2,1H3