20045-34-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20045-34-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,4 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 20045-34:
(7*2)+(6*0)+(5*0)+(4*4)+(3*5)+(2*3)+(1*4)=55
55 % 10 = 5
So 20045-34-5 is a valid CAS Registry Number.
InChI:InChI=1/C6H6O3.K/c7-4-2-1-3-5(8)6(4)9;/h1-3,7-9H;/q;+1/p-1