Examples of 'dioxolane' in a sentence
Meaning of "dioxolane"
Dioxolane (noun): A heterocyclic organic compound composed of one oxygen atom and two carbon atoms in a ring structure, commonly used as a solvent and in chemical synthesis
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- Any heterocycle having a five-membered ring with three carbon atoms and two oxygen atoms
How to use "dioxolane" in a sentence
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dioxolane
Dioxolane and toluene are possible substitutes as solvents.
Preferably the ring is an oxazoline or dioxolane ring.
Dioxolane is used as a solvent and as a comonomer in polyacetals.
Reacted glycerol and chloroacetaldehyde to generate a dioxolane intermediate.
This dioxolane formation was also entirely unexpected.
However attempts to remove the dioxolane group failed completely.
Dioxolane analogues of uridine for the treatment of cancer.
Its excellent stability is obtained thanks to the presence of dioxolane.
Dioxolane analogues of cytidine for the treatment of cancer.
Mention may be made of acid hydrolysis and dioxolane exchange by acid catalysis.
Dioxolane is difficult to separate from the system by distillation.
The process results in the production of a stereochemical isomer of a dioxolane nucleoside analogue.
The dioxolane according to the invention can be an acetal or a ketal.
A third example of the same concept relies on the radical cleavage of the dioxolane.
Dioxolane is a derivative of dioxole.
See also
The ethers are preferably selected from low molecular mass ethers such as dioxolane or tetrahydrofuran.
The dioxolane functional polyorganosiloxanes can be prepared by hydrosilylation of unsaturated dioxolanes.
Examples of heterocyclic groups that may also be mentioned include dioxolane and indazoline groups.
The dioxolane ring in this compound has the cis configuration.
The ethers are preferably chosen from low molecular weight ethers such as dioxolane and tetrahydrofuran.
The solvent power of dioxolane makes it possible to incorporate a plastifying polyurethane resin.
The ethers are preferably selected from ethers with low molecular weight like dioxolane or tetrahydrofurane.
Dioxolane is formed by reaction of ethylene glycol with aqueous formaldehyde over an acid catalyst.
The antiviral activity of dioxolane nucleosides prompted Chu et al.
The dioxolane also forms from rigorously dried and purified starting materials.
The following Example illustrates formation of the polymers of this invention using a preformed dioxolane.
Work with the dioxolane enhancers has been described in several literature and patent publications.
Especially preferred R groups are dioxolane and dioxane.
The same racemic dioxolane acetate intermediate was synthesized by Liotta et.
Separation by distillation of the dioxolane formed ;.
The dioxolane compounds may be prepared as shown in Scheme A.
Process according to claim 1, characterised by that as a solvent dioxolane is used.
Reversion of the dioxolane to form glycerol and ketone or aldehyde ;.
As examples of ethers, mention may be made of dimethoxyethane, dioxolane and dioxane.
Examples of dioxolane groups include those contained in the following formulae,.
The process of claim 4 wherein the cyclic compound is dioxane or dioxolane.
Formation of a dioxolane by reaction between the crude glycerol and a ketone or an aldehyde ;.
The electrolyte used by this cell is a 2 moles / liter solution of lithium perchlorate in dioxolane.
Reverting the dioxolane into purified glycerol and ketone or aldehyde ; and.
Preferably, the compounds are of the cis structure at the level of the dioxolane ring.
The epoxy, oxetane and dioxolane groups of the invention are preferably aliphatic groups.
This product then undergoes hydroxylation to form calycosin, followed by the formation of a dioxolane ring.
The dioxolane functional polyorganosiloxanes may be prepared, for example, by hydrosilylation of unsaturated dioxolanes.
A compound according to claim 2 wherein the substituents on the dioxolane moiety have a cis configuration.
For example, dioxolane compounds can be prepared from the glycol using known methods.
In another aspect, preferred MH groups include dioxolane nucleosides.
An asymmetric synthesis of dioxolane nucleosides was reported by Evans, et al.
R and R1 represent an alkyl radical or taken together form a dioxane or dioxolane ring.
The process of making a B-L dioxolane nucleoside analogue begins with the preparation of starting materials.
The electrolyte is a 2 M solution of lithium perchlorate in dioxolane.
