Examples of 'hydrazine hydrate' in a sentence
Meaning of "hydrazine hydrate"
hydrazine hydrate: A chemical compound consisting of hydrazine and water, commonly used in various industrial applications such as rocket fuel and in the production of pharmaceuticals
How to use "hydrazine hydrate" in a sentence
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hydrazine hydrate
Hydroxylamine sulfate combined with hydrazine hydrate.
Mol of hydrazine hydrate are added dropwise.
The presently preferred additive is hydrazine hydrate.
Hydrazine hydrate is sold in different concentrations.
Preference is given to using the hydrazine hydrate.
The amount of hydrazine hydrate is not particularly restricted.
Hydrazine hydrochloride is used instead of hydrazine hydrate.
Hydrazine hydrate in the form of commercial aqueous solution is preferably used.
It is preferable to use hydrazine hydrate in excess.
Hydrazine hydrate were added.
Using a stoichiometric quantity of hydrazine hydrate.
Ul of hydrazine hydrate is added.
Hydrazine is preferably used in the form of hydrazine hydrate.
Hydrazine hydrate are added.
Process for purifying aqueous hydrazine hydrate solutions.
See also
EDA and hydrazine hydrate were added to the water phase.
Vaporization of solutions of hydrazine hydrate.
Methanol and excess hydrazine hydrate were evaporated under reduced pressure.
Hydrazine is preferably hydrazine hydrate.
It also reacts vigorously with hydrazine hydrate producing diethyl hydrazodicarboxylate and evolving nitrogen.
Preferably the hydrogenation is carried out using hydrazine hydrate.
The diesters were hydrazinolyzed with hydrazine hydrate to form the corresponding dihydrazides.
Cleavage of phthaloyl can be effected by treatment with hydrazine hydrate.
The ketone is condensed with hydrazine hydrate in alcohol solvent under reflux to yield tetrahydroindazoles.
A preferred reagent is hydrazine hydrate.
Hydrazine hydrate un number China Manufacturer.
Introduction of hydrazine hydrate.
The present invention relates to the vaporization of solutions of hydrazine hydrate.
Preferably the hydrogen donor is hydrazine hydrate and the catalyst is Palladium on carbon.
The azine is subsequently isolated and then hydrolysed to hydrazine hydrate.
Hydrazine hydrate and hydrazine, aqueous solution.
Deprotecting the bisaminal bridge with hydrazine hydrate or sodium hydroxide.
Hydrazine hydrate activated and non-activated.
It is preferred to use the theoretical quantity of hydrazine hydrate in solution in ethanol.
Here, hydrazine hydrate may be used as the hydrazine.
The azine is next isolated and then hydrolyzed to hydrazine hydrate.
For example, hydrazine hydrate may be used.
Examples of the hydrazine to be used in the reaction include hydrazine hydrate.
As soon as the hydrazine hydrate is introduced, a white precipitate forms.
This reaction can be conducted with anhydrous hydrazine or hydrazine hydrate.
Then 20 ml of hydrazine hydrate are added under magnetic stirring at ambient temperature.
The present invention relates to a process for the preparation of hydrazine hydrate.
The hydrazine hydrate was added dropwise over 5 minutes at room temperature.
The copolymer is again ready to be used in a new hydrazine hydrate purification operation.
Of hydrazine hydrate are added, and heating at reflux is carried out for 4 hours.
Suitable hydrogen donors include for example hydrazine hydrate or sodium hypophosphite.
Prepared similarly as described for compound 12 using methylhydrazine instead of hydrazine hydrate.
Process for the preparation of hydrazine hydrate comprising,.
An applied example is a synthesis of sunitinib begins by mixing 5-fluoroisatin slowly into hydrazine hydrate.
After cooling of the mixture, the hydrazine hydrate is eliminated.
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