1270783-35-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1270783-35-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,0,7,8 and 3 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1270783-35:
(9*1)+(8*2)+(7*7)+(6*0)+(5*7)+(4*8)+(3*3)+(2*3)+(1*5)=161
161 % 10 = 1
So 1270783-35-1 is a valid CAS Registry Number.