40356-30-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40356-30-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,5 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40356-30:
(7*4)+(6*0)+(5*3)+(4*5)+(3*6)+(2*3)+(1*0)=87
87 % 10 = 7
So 40356-30-7 is a valid CAS Registry Number.