742-37-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 742-37-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,4 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 742-37:
(5*7)+(4*4)+(3*2)+(2*3)+(1*7)=70
70 % 10 = 0
So 742-37-0 is a valid CAS Registry Number.
InChI:InChI=1/C14H11ClF3N3O2/c1-2-23-12(22)8-7-19-13(14(16,17)18)21-11(8)20-10-6-4-3-5-9(10)15/h3-7H,2H2,1H3,(H,19,20,21)