70144-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70144-71-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,1,4 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 70144-71:
(7*7)+(6*0)+(5*1)+(4*4)+(3*4)+(2*7)+(1*1)=97
97 % 10 = 7
So 70144-71-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H24N4O5/c21-13-5-4-8-18(23-20(26)29-14-15-6-2-1-3-7-15)19(25)22-16-9-11-17(12-10-16)24(27)28/h1-3,6-7,9-12,18H,4-5,8,13-14,21H2,(H,22,25)(H,23,26)/t18-/m0/s1