109055-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109055-32-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,0,5 and 5 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109055-32:
(8*1)+(7*0)+(6*9)+(5*0)+(4*5)+(3*5)+(2*3)+(1*2)=105
105 % 10 = 5
So 109055-32-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H12N2O/c13-9(10-11-6-7-12-10)8-4-2-1-3-5-8/h1-5,9,13H,6-7H2,(H,11,12)/t9-/m1/s1