35771-42-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35771-42-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,7,7 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 35771-42:
(7*3)+(6*5)+(5*7)+(4*7)+(3*1)+(2*4)+(1*2)=127
127 % 10 = 7
So 35771-42-7 is a valid CAS Registry Number.