84-42-4 Usage
Synthesis Reference(s)
Journal of the American Chemical Society, 80, p. 1716, 1958 DOI: 10.1021/ja01540a052
Check Digit Verification of cas no
The CAS Registry Mumber 84-42-4 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 84-42:
(4*8)+(3*4)+(2*4)+(1*2)=54
54 % 10 = 4
So 84-42-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H10ClNO3/c1-8(19)18-14-7-12-11(6-13(14)17)15(20)9-4-2-3-5-10(9)16(12)21/h2-7H,1H3,(H,18,19)