13820-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13820-58-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,8,2 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 13820-58:
(7*1)+(6*3)+(5*8)+(4*2)+(3*0)+(2*5)+(1*8)=91
91 % 10 = 1
So 13820-58-1 is a valid CAS Registry Number.
InChI:InChI=1/5ClH.NO.2H3N.Ru/c;;;;;1-2;;;/h5*1H;;2*1H3;/q;;;;;+1;;;+2/p-3