444672-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444672-33-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,6,7 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 444672-33:
(8*4)+(7*4)+(6*4)+(5*6)+(4*7)+(3*2)+(2*3)+(1*3)=157
157 % 10 = 7
So 444672-33-7 is a valid CAS Registry Number.