1835-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1835-58-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,3 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1835-58:
(6*1)+(5*8)+(4*3)+(3*5)+(2*5)+(1*8)=91
91 % 10 = 1
So 1835-58-1 is a valid CAS Registry Number.