117144-19-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117144-19-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,1,4 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 117144-19:
(8*1)+(7*1)+(6*7)+(5*1)+(4*4)+(3*4)+(2*1)+(1*9)=101
101 % 10 = 1
So 117144-19-1 is a valid CAS Registry Number.
InChI:InChI=1/C18H22O2/c1-3-17(20)18(2)9-8-16-13(11-18)5-4-12-10-14(19)6-7-15(12)16/h1,6-7,10,13,16-17,19-20H,4-5,8-9,11H2,2H3/t13-,16-,17-,18-/m0/s1/i1+1,3+1