6858-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6858-59-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,5 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 6858-59:
(6*6)+(5*8)+(4*5)+(3*8)+(2*5)+(1*9)=139
139 % 10 = 9
So 6858-59-9 is a valid CAS Registry Number.
InChI:InChI=1/C12H14N6O2/c19-11-9(1-7-3-13-5-15-7)17-12(20)10(18-11)2-8-4-14-6-16-8/h3-6,9-10H,1-2H2,(H,13,15)(H,14,16)(H,17,20)(H,18,19)