221716
草酸铵 一水合物
ACS reagent, ≥99%
别名:
草酸 二铵盐
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关于此项目
线性分子式:
(NH4)2C2O4 · H2O
化学文摘社编号:
分子量:
142.11
UNSPSC Code:
12352300
NACRES:
NB.24
PubChem Substance ID:
EC Number:
238-135-4
Beilstein/REAXYS Number:
3759830
MDL number:
Assay:
≥99%, 99.0-101.0% (ACS specification)
Grade:
ACS reagent
Form:
crystalline powder, crystals or granules
grade
ACS reagent
Quality Level
vapor pressure
<0.1 hPa ( 20 °C)
assay
≥99%, 99.0-101.0% (ACS specification)
form
crystalline powder, crystals or granules
impurities
≤0.005% insolubles
ign. residue
≤0.02%
pH
6-7 (25 °C, 14.2 g/L)
mp
133 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤0.002%, sulfate (SO42-): ≤0.002%
cation traces
Fe: ≤2 ppm, heavy metals: ≤5 ppm (by ICP)
SMILES string
OC(C(O)=O)=O.N.O.N
InChI
1S/C2H2O4.2H3N.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);2*1H3;1H2
InChI key
MSMNVXKYCPHLLN-UHFFFAOYSA-N
General description
草酸铵一水合物是草酸的二铵盐。其精细晶体结构已通过三维衍射研究解析。研究描述了二价[Mn(II), Co(II), Ni(II)]和三价阳离子[Fe(III), Cr(III)]杂质对草酸铵一水合物晶体生长速率的影响。其空间群和晶胞参数已通过中子衍射研究解析。已比较草酸铵一水合物与（云芝提取物中）分离的煤助溶剂(CSA)的红外光谱（，证明为同一物质）。
Application
草酸铵一水合物可用于制备四甲基草酸铵。
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signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
A convenient method for preparation of quaternary ammonium salts.
Markowitz M.
The Journal of Organic Chemistry, 22(8), 983-984 (1957)
Yeonho Kim et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 26(46), 10510-10518 (2020-03-27)
In this work, environmentally friendly photocatalysts with attractive catalytic properties are reported that have been prepared by introducing SnO2 quantum dots (QDs) directly onto ZnSe(N2 H4 )0.5 substrates to induce advantageous charge separation. The SnO2 /ZnSe(N2 H4 )0.5 nanocomposites could
Sina Matavos-Aramyan et al.
Free radical biology & medicine, 106, 158-167 (2017-02-19)
Three novel modified advanced oxidation process systems including ascorbic acid-, pro-oxidants- and ascorbic acid-pro-oxidants-modified Fenton system were utilized to study the disinfection efficiency on Cryptosporidium-contaminated drinking water samples. Different concentrations of divalent and trivalent iron ions, hydrogen peroxide, ascorbic acid
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 675385-1G | 04061825768229 |
| 221716-100G | 04061838777485 |
| 221716-2.5KG | 04061832562766 |
| 221716-500G | 04061838777492 |