39665-89-9 Usage
General Description
2,7-Diacetylfluorene is a chemical compound that belongs to the class of organic compounds known as fluorenes. These are polycyclic aromatic hydrocarbons characterized by a structure based on a fluorene (9H-fluorene) skeleton, where two benzene rings are fused with a central nine membered cyclic, non aromatic hydrocarbon. The "2,7" in its name refers to the positions of the two acetyl functional groups on the fluorene structure. 2,7-DIACETYLFLUORENE with molecular formula C17H14O2 has uses in various industrial applications, including the production of plastics, fibers, resins, dyes, pharmaceuticals, and other chemicals. Its properties and toxicity may vary depending on its specific structure and the presence of any impurities or additives.
Check Digit Verification of cas no
The CAS Registry Mumber 39665-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,6,6 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 39665-89:
(7*3)+(6*9)+(5*6)+(4*6)+(3*5)+(2*8)+(1*9)=169
169 % 10 = 9
So 39665-89-9 is a valid CAS Registry Number.
