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Merck

394440

Sigma-Aldrich

肼 单氢溴酸盐

≥98%

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About This Item

线性分子式:
H2NNH2 · HBr
CAS号:
分子量:
112.96
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

质量水平

方案

≥98%

表单

solid

mp

87-92 °C (lit.)

SMILES字符串

Br.NN

InChI

1S/BrH.H4N2/c;1-2/h1H;1-2H2

InChI key

DVHXJLRODLTJOD-UHFFFAOYSA-N

一般描述

Hydrazine monohydrobromide (hydrazinium bromide) is a hydrobromide salt of hydrazine. It has been prepared by adding aqueous hydrobromic acid to aqueous hydrazine.[1] Its crystal structure has been investigated.[2] It participates in the synthesis of 2-(2′-furoyl)-4(5)-(2′-furanyl)-1H-imidazole (FFI).[3] It is formed as an intermediate during the formation of phosphaminimides from hydrazide derivatives.[4] The fumes from the pyrolysis of hydrazine monohydrobromide soldering flux have been reported to cause dermatitis.[5]

应用

Hydrazine monohydrobromide (hydrazinium bromide) may be used in the synthesis of bromostannates and bromostannites by reacting with tin bromide[6] and also in soldering flux.[5]

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说明
价格

警示用语:

Danger

危险分类

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Skin Sens. 1

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Hydrazinium bromide as a solvent.
Seward RP
The Journal of Physical Chemistry, 66(6), 1125-1127 (1962)
504. Hydrazine. Part IV. The bromostannates and bromostannites of hydrazine, dimethyl ketazine, and pentan-3-one hydrazone.
Pugh, W
Journal of the Chemical Society, 2491-2493 (1953)
Protection of workers against dermatitis on exposure to hydrazine hydrobromide soldering flux.
Cook WA
International Archives of Occupational and Environmental Health, 13(6), 616-618 (1955)
A Facile Synthesis of an Advanced Glycosylation Endproduct 2-(2'-furoyl)-4 (5)-(2'-furanyl)-1 H-imidazole.
Rho T, et al
Synthetic Communications, 27(24), 4315-4318 (1997)
The crystal structure of hydrazinium bromide, N2H5Br.
Sakurai K and Tomiie Y
Acta Crystallographica, 5(2), 289-289 (1952)

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