377755-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 377755-18-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,7,7,5 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 377755-18:
(8*3)+(7*7)+(6*7)+(5*7)+(4*5)+(3*5)+(2*1)+(1*8)=195
195 % 10 = 5
So 377755-18-5 is a valid CAS Registry Number.