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(9-Ethyl-fluoren-9-yl)-phenyl ketone is a chemical compound characterized by its molecular formula C23H18O. It is a derivative of fluorenone, a tricyclic aromatic ketone, with an ethyl group attached to the fluorenone core and a phenyl group connected to the carbonyl carbon. (9-ethyl-fluoren-9-yl)-phenyl ketone is known for its potential applications in organic synthesis and as a building block for more complex molecules. It is also of interest in materials science, particularly in the development of new polymers and other advanced materials. The compound's structure and properties make it a valuable intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals.

3299-95-4

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3299-95-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 3299-95-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,2,9 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 3299-95:
(6*3)+(5*2)+(4*9)+(3*9)+(2*9)+(1*5)=114
114 % 10 = 4
So 3299-95-4 is a valid CAS Registry Number.
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