238753-86-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 238753-86-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,8,7,5 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 238753-86:
(8*2)+(7*3)+(6*8)+(5*7)+(4*5)+(3*3)+(2*8)+(1*6)=171
171 % 10 = 1
So 238753-86-1 is a valid CAS Registry Number.