4554-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4554-19-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,5 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4554-19:
(6*4)+(5*5)+(4*5)+(3*4)+(2*1)+(1*9)=92
92 % 10 = 2
So 4554-19-2 is a valid CAS Registry Number.
InChI:InChI=1/C7H13BrO2/c1-3-4-5-6(8)7(9)10-2/h6H,3-5H2,1-2H3