345288-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 345288-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,5,2,8 and 8 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 345288-41:
(8*3)+(7*4)+(6*5)+(5*2)+(4*8)+(3*8)+(2*4)+(1*1)=157
157 % 10 = 7
So 345288-41-7 is a valid CAS Registry Number.