1375302-20-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1375302-20-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,5,3,0 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1375302-20:
(9*1)+(8*3)+(7*7)+(6*5)+(5*3)+(4*0)+(3*2)+(2*2)+(1*0)=137
137 % 10 = 7
So 1375302-20-7 is a valid CAS Registry Number.