91308-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91308-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,3,0 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91308-71:
(7*9)+(6*1)+(5*3)+(4*0)+(3*8)+(2*7)+(1*1)=123
123 % 10 = 3
So 91308-71-3 is a valid CAS Registry Number.
InChI:InChI=1/C6H10N2O2/c1-3-4-8(7-10)5-6(2)9/h3H,1,4-5H2,2H3