142450-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142450-99-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,5 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142450-99:
(8*1)+(7*4)+(6*2)+(5*4)+(4*5)+(3*0)+(2*9)+(1*9)=115
115 % 10 = 5
So 142450-99-5 is a valid CAS Registry Number.
InChI:InChI=1/C19H13F12NO2P/c20-11-14(21,17(22,23)24)16(33,32-31)15(18(25,26)27,19(28,29)30)35(34,12-7-3-1-4-8-12)13-9-5-2-6-10-13/h1-10H,11H2,(H,32,33)