hydrazine in English
The concerns centre on the various types of fuel carried, such as hydrazine , a toxic colourless liquid with an ammonia-like odour, which can burn the skin.
Use "hydrazine" in a sentence
1. Its ethyl ester Condenses with hydrazine to form pyrazolone (R
2. 3 The decomposition reaction is endothermic reaction for the ground state of hydrazine, but it is exothermic reaction for the first excited singlet state of hydrazine.
3. 29 Superfine silver powder was prepared by water - hydrazine hydrate chemical reduction method.
4. November 1 – NASA's Dawn mission concludes after it runs out of hydrazine fuel.
5. Treatment of this hydrazine with mineral acids induces a rearrangement reaction to 4,4'-Benzidine.
6. Acid-base indicators result with hydroxyl ions or with pyridine, quinoline, dioxane, hydroxylamine, hydrazine.
7. 21 Then another reactor would be needed to, for example, convert ammonia into hydrazine.
8. Biurea is produced from urea and hydrazine by transamidation.Its major use is as a chemical intermediate in the …
9. Acicular crystals of hydrazine−based diurea derivatives and their use as rheology modifiers in coating and adhesive compositions
10. One clinical study, using the nontoxic drug hydrazine sulfate, showed that some of these pathways can be blocked.
11. The present invention relates to a method for producing Biurea by reacting solid hydrazine with urea
12. (Lorazepam, NCI Thesaurus) A hydrazine derivative and a potent non-selective monoamine oxidase (MAO) inhibitor with Anxiolytic and antidepressant properties.
13. The method for preparing the amino-triazolinone comprises the steps of: reacting an acyl hydrazide of chemical formula (II) with a carbamating agent of chemical formula (III) or (IV) so as to obtain a hydrazine carboxylic acid of chemical formula (V); and reacting the thus-obtained hydrazine carboxylic acid of chemical formula (V) with a hydrazine hydrate under the presence of a base catalyst.
14. Any of a group of organic compounds resulting from the condensation reaction of hydrAzine and two carbonyl groups
15. Any of a group of organic compounds resulting from the condensation reaction of hydrAzine and two carbonyl groups
16. 24 A multi-metal alloy catalyst for hydrogenation of acetonitrile to ethylamine was prepared using hydrazine hydrate and potassium borohydride as the co- reductant .
17. A new Azine-linked covalent organic framework, ACOF-1, was synthesized by condensation of hydrAzine hydrate and 1,3,5-triformylbenzene under solvothermal conditions
18. What does Azine mean? Any of a group of organic compounds resulting from the condensation reaction of hydrAzine and two carbonyl groups
19. A new convenient and environmentally benign procedure for synthesis of Azines from hydrazine sulfate with several aromatic aldehydes coupled with grinding is studied
20. Azine definition is - a compound of the general formula RCH=NN=CHR or R2C=NN=CR2 formed by the action of hydrAzine on aldehydes or ketones.
21. Biurea (carbamoylamino)urea Bicarbamamide bicarbamimidicacid Biurea, 99% 100GR Biurea,99% Biurea,99%100GR dicarbamide-Dicarbamoylhydrazine DIUREA hydrazine-1,2-dicarboxamide N,N' N,Nzzhlxy-Dicarbamoylhydrazine p-urazine Urea,ureido-Ureidourea ureidoureacarboxamide
22. Thus the following reactions were observed: 3-acetyl-5,6-dihydro-2-methyl-1,4-oxathiin on treatment with hydrazine gives 4-(2-hydroxyethylthio)-3,5-di-methylpyrazole, instead of the hydrazone.
23. Adsorption fluid is constantly fed into the combustion products in a mixing chamber situated at the end of the combustion tube; this fluid contains hydrazine sulfate as reducing agent.
24. The fixed palladium and gold compounds are reduced to palladium and gold metal with ethylene or hydrazine followed by impregnating the carrier with an alkali metal acetate such as potassium acetate.
25. The Biurea synthesis method according to the present invention is characterized in that the solid hydrazine and the urea are reacted in a solid state and in the absence of a solvent
26. Ammonia Borane (denoted as AB, NH 3 BH 3 ) and hydrazine Borane (denoted as HB, N 2 H 4 BH 3 ), having hydrogen content as high as 19.6 wt% and 15.4 wt%, respectively, have been considered as promising hydrogen storage materials