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225819

Hydrazine hydrate

reagent grade, N2H4 50-60 %

Sinónimos:

Hydrazinium hydroxide

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Fórmula lineal:
NH2NH2 · xH2O
Número CAS:
10217-52-4
Peso molecular:
32.05 (anhydrous basis)
NACRES:
NA.21
PubChem Substance ID:
57647990
UNSPSC Code:
12352302
EC Number:
206-114-9
MDL number:
MFCD00149931
Grade:
reagent grade
Form:
liquid
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grade

reagent grade

Quality Level

200

vapor density

>1 (vs air)

vapor pressure

5 mmHg ( 25 °C)

form

liquid

composition

Degree of hydration, ~1.5 , N2H4, 50-60%

expl. lim.

99.99 %

concentration

50.0-60.0% (%H4N2 by Na2S2O3 basis, titration)

density

1.029 g/mL at 25 °C (lit.)

SMILES string

NN.[H]O[H]

InChI

1S/H4N2.H2O/c1-2;/h1-2H2;1H2

InChI key

IKDUDTNKRLTJSI-UHFFFAOYSA-N

General description

The addition of hydrazine hydrate to reduced graphene oxide (RGO) counter electrode improves its performance in dye-sensitized solar cells (DSSC).

Application

Hydrazine hydrate has been used for the deproteination of the enamel samples in a study. It may be used as a reducing agent in the following:
  • Preparation of silver nanoparticles.
  • Transformation of monosubstituted nitrobenzene derivatives to the corresponding anilines.
  • Along with graphite for the conversion of nitro compounds (aromatic and aliphatic) to the amino compounds.
Hydrazine hydrate may be used to prepare:
  • 3-(2-Benzyloxy-6-hydroxyphenyl)-5-styrylpyrazoles by reacting with 5-benzyloxy-2-styrylchromones.
  • 3,5-Diphenyl-2-pyrazoline derivatives by reacting with 1,3-diphenyl-2-propen-1-one.
  • 3′-Aryl-1,2,3,4,4′,5′-hexahydrospiro[quinoxalin-2,5′-pyrazol]-3-ones by reacting with 3-arylacylidene-3,4-dihydroquinoxalin-2(1H)-ones.
  • It may also be used in the catalytic reduction of nitroarenes to aromatic amines.

signalword

Danger

flash_point_f

204.8 °F - closed cup

flash_point_c

96 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1

Clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

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Certificados de análisis (COA)

Lot/Batch Number
BCCN9044
BCCN4876
BCCN5186
BCCN1606
MKCW7456

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Graphite catalyzed reduction of aromatic and aliphatic nitro compounds with hydrazine hydrate.
Byung HH, et al.
Tetrahedron Letters, 26(50), 6233-6234 (1985)
Reduction of aromatic nitro compounds with hydrazine hydrate in the presence of an iron oxide hydroxide catalyst. I. The reduction of monosubstituted nitrobenzenes with hydrazine hydrate in the presence of ferrihydrite.
Lauwiner M, et al.
Applied Catalysis A: General, 172(1), 141-148 (1998)
Catalytic reduction of nitroarenes with hydrazine hydrate in suitable solvents.
Ayyangar NR, et al.
Synthesis, 1981(08), 640-643 (1981)
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