142205-38-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142205-38-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,0 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 142205-38:
(8*1)+(7*4)+(6*2)+(5*2)+(4*0)+(3*5)+(2*3)+(1*8)=87
87 % 10 = 7
So 142205-38-7 is a valid CAS Registry Number.