1818-56-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1818-56-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,1 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1818-56:
(6*1)+(5*8)+(4*1)+(3*8)+(2*5)+(1*6)=90
90 % 10 = 0
So 1818-56-0 is a valid CAS Registry Number.
InChI:InChI=1/C22H31FO2/c1-12-9-17-15-11-19(23)18-10-14(25)5-7-21(18,3)16(15)6-8-22(17,4)20(12)13(2)24/h10,12,15-17,19-20H,5-9,11H2,1-4H3/t12-,15-,16+,17+,19+,20-,21-,22+/m1/s1