1858242-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1858242-37-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,5,8,2,4 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1858242-37:
(9*1)+(8*8)+(7*5)+(6*8)+(5*2)+(4*4)+(3*2)+(2*3)+(1*7)=201
201 % 10 = 1
So 1858242-37-1 is a valid CAS Registry Number.