185766-20-5 Usage
Properties and Applications
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Check Digit Verification of cas no
The CAS Registry Mumber 185766-20-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,7,6 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 185766-20:
(8*1)+(7*8)+(6*5)+(5*7)+(4*6)+(3*6)+(2*2)+(1*0)=175
175 % 10 = 5
So 185766-20-5 is a valid CAS Registry Number.