61939-60-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61939-60-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,9,3 and 9 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 61939-60:
(7*6)+(6*1)+(5*9)+(4*3)+(3*9)+(2*6)+(1*0)=144
144 % 10 = 4
So 61939-60-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H18N6O3/c1-19-5-7-21(8-6-19)15-10-13-16(18-17-15)25-14-9-11(22(23)24)3-4-12(14)20(13)2/h3-4,9-10H,5-8H2,1-2H3