855939-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855939-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,9,3 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855939-48:
(8*8)+(7*5)+(6*5)+(5*9)+(4*3)+(3*9)+(2*4)+(1*8)=229
229 % 10 = 9
So 855939-48-9 is a valid CAS Registry Number.
InChI:InChI=1S/C15H13ClN2O/c1-2-19-10-4-6-13-12(8-10)15(17)11-5-3-9(16)7-14(11)18-13/h3-8H,2H2,1H3,(H2,17,18)