1807029-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1807029-15-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,7,0,2 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1807029-15:
(9*1)+(8*8)+(7*0)+(6*7)+(5*0)+(4*2)+(3*9)+(2*1)+(1*5)=157
157 % 10 = 7
So 1807029-15-7 is a valid CAS Registry Number.