20137-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20137-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,3 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20137-53:
(7*2)+(6*0)+(5*1)+(4*3)+(3*7)+(2*5)+(1*3)=65
65 % 10 = 5
So 20137-53-5 is a valid CAS Registry Number.
InChI:InChI=1/6FH.K.Ta/h6*1H;;/q;;;;;;+1;+5/p-6/rF6Ta.K/c1-7(2,3,4,5)6;/q-1;+1