1237541-27-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1237541-27-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,7,5,4 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1237541-27:
(9*1)+(8*2)+(7*3)+(6*7)+(5*5)+(4*4)+(3*1)+(2*2)+(1*7)=143
143 % 10 = 3
So 1237541-27-3 is a valid CAS Registry Number.