243137-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 243137-97-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,3,1,3 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 243137-97:
(8*2)+(7*4)+(6*3)+(5*1)+(4*3)+(3*7)+(2*9)+(1*7)=125
125 % 10 = 5
So 243137-97-5 is a valid CAS Registry Number.
InChI:InChI=1/C14H8BrNO/c15-13-3-1-2-12(8-13)14(17)11-6-4-10(9-16)5-7-11/h1-8H