70166-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70166-90-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,1,6 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 70166-90:
(7*7)+(6*0)+(5*1)+(4*6)+(3*6)+(2*9)+(1*0)=114
114 % 10 = 4
So 70166-90-4 is a valid CAS Registry Number.
InChI:InChI=1/C21H25N3O4/c1-28-18-9-5-8-17(14-18)22-20(26)23-19(25)15-24-12-10-21(27,11-13-24)16-6-3-2-4-7-16/h2-9,14,27H,10-13,15H2,1H3,(H2,22,23,25,26)