91897-48-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91897-48-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,9 and 7 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91897-48:
(7*9)+(6*1)+(5*8)+(4*9)+(3*7)+(2*4)+(1*8)=182
182 % 10 = 2
So 91897-48-2 is a valid CAS Registry Number.
InChI:InChI=1/C19H22N2O/c1-3-7-21-11-14-9-18-16(8-13(12-22)10-20(18)2)15-5-4-6-17(21)19(14)15/h3-6,8,11,16,18,22H,1,7,9-10,12H2,2H3/t16-,18-/m1/s1