100915-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100915-47-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,9,1 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 100915-47:
(8*1)+(7*0)+(6*0)+(5*9)+(4*1)+(3*5)+(2*4)+(1*7)=87
87 % 10 = 7
So 100915-47-7 is a valid CAS Registry Number.