Examples of 'fluorene' in a sentence
Meaning of "fluorene"
Fluorene (noun): A polycyclic aromatic hydrocarbon consisting of two benzene rings linked by an oxygen atom. It is used in organic chemistry and materials science
Show more definitions
- A polycyclic aromatic hydrocarbon consisting of two benzene rings joined together directly, and also via a methylene bridge; it is used in light-emitting diodes.
How to use "fluorene" in a sentence
Basic
Advanced
fluorene
Fluorene anion was charged to the addition funnel.
This in part due to the shape of fluorene.
Fluorene was purified over silica gel prior to use.
It is a polymorph of the aromatic hydrocarbon fluorene.
Utilization of fluorene as a sole source of carbon and energy.
Fluorenol is an alcohol derivative of fluorene.
Sodium dichromate can be used in fluorene to fluorenone conversion.
Fluorene dyes are well developed.
Examples of substituted cyclopentadiene groups are fluorene and indene groups.
The fluorene anion was added dropwise over two hours.
Preferred examples of the aromatic hydrocarbon ring include fluorene ring.
Fluorene compound and use thereof for medical purposes.
Its preferred examples include a fluorene ring and the like.
The fluorene dye may be chosen from fluorescein and fluorescein derivatives.
The same process also works on many substituted fluorene compounds.
See also
The fluorene dye may be chosen from a pyronine dye and a rhodamine dye.
It consists af aromatic and polycyclic hydrocarbons primarily fluorene and some acenaphthene.
Two types of fluorene derivatives containing complexed sites with the europium ion were studied.
It consists of aromatic and polycyclic hydrocarbons primarily fluorene and some acenaphthene.
Kinetics of the fluorene and diphenylmethane oxidations showed typical sigmoidal autoxidation rate profiles.
The first part of this study concerns polymers derived from fluorene.
In another aspect the R groups on every fluorene in the chain are identical.
Fluoroalkyl represents an alkyl group as defined substituted by one or more fluorene atoms.
The second embodiment - fluorene diepoxide extension agent.
A team from Waseda University in Japan has successfully developed a new polymer from fluorene.
The amount of oxirane units linked to substituted fluorene may be varied considerably.
However, a fluorene ring can be exemplified as a preferred ring.
In some aspects the R groups of each individual fluorene are identical.
Here, the starting fluorene derivative contains a carboxylic acid group.
The compounds of formula 1 are prepared starting from an amino-substituted fluorene.
Oxidation of fluorene gives fluorenone, which is nitrated to give commercially useful derivatives.
As the aromatic hydrocarbon ring, further, there can be exemplified a fluorene ring.
Fluorene derivatives, composition containing said derivatives and the use thereof.
An alternative approach starts with fluorene diamine, a readily available starting material.
Three main families of electron donating group are studied, oligothiophenes, fluorene and indacenodithiophene.
It can be produced from fluorene via oxidation ( by common oxidizers or even atmospheric oxygen ).
Preferred examples thereof include benzene ring, naphthalene ring, fluorene ring and phenanthrene ring.
Furthermore, fluorene derivatives are also materials known for their good optoelectronic properties.
A schematic of the proposed mechanism is shown below utilizing a fluorene moiety as the aromatic-containing moiety.
The fluorene precipitated and became difficult to stir, thus the ice bath was removed.
Substituents which increase the basicity of the fluorene ring include alkyl, alkylamino and alkoxy groups.
Cooling to room temperature super-saturates the emulsion and yields crystals of fluorene within one hour.
Modifying Component B - a fluorene moiety containing curing agent for epoxy resin which is illustrated below.
As a consequence, the positive center withdraws electrons away from fluorene thus drastically decreasing its basicity.
CataCXium F sulf is a water-soluble organophosphorus compound derived from fluorene.
The xanthene derivative dye may be chosen from a fluorene dye, a fluorene dye, and a rhodole dye.
A compound according to claim 2, wherein D is unsubstituted naphthalene or fluorene ring.
Other PAC compounds appearing as minerals include fluorene as kratochvilite ; and anthracene as ravatite.
Fluorene has the chemical structure,.
Preferred tricycles of formula I are dibenzoxepine, dibenzazepine, fluorene or carbazol.
