1380234-62-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1380234-62-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,0,2,3 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1380234-62:
(9*1)+(8*3)+(7*8)+(6*0)+(5*2)+(4*3)+(3*4)+(2*6)+(1*2)=137
137 % 10 = 7
So 1380234-62-7 is a valid CAS Registry Number.