194131
草酸
98%
别名:
Ethanedioic acid
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关于此项目
线性分子式:
HO2CCO2H
化学文摘社编号:
分子量:
90.03
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
205-634-3
Beilstein/REAXYS Number:
385686
MDL number:
Assay:
98%
Form:
powder or crystals
vapor density
4.4 (vs air)
Quality Level
vapor pressure
<0.01 mmHg ( 20 °C)
assay
98%
form
powder or crystals
pH
(1.3 at 9 g/l)
mp
189.5 °C (dec.) (lit.)
solubility
water: soluble 108 g/L at 25 °C
density
1.65 g/cm3 at 18.5 °C
functional group
carboxylic acid
SMILES string
OC(=O)C(O)=O
InChI
1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
InChI key
MUBZPKHOEPUJKR-UHFFFAOYSA-N
Gene Information
human ... SRC(6714)
General description
草酸是一种二羧酸，可用于脱水、清除、保护、脱保护、缩合和脱羧反应。
草酸是一些活性药物成分中的潜在杂质。
草酸是一些活性药物成分中的潜在杂质。
Application
草酸被用于离子排斥色谱法中测定疏水性药物基质中的草氨酸、草酸和酰胺。它也被用于通过聚苯乙烯球模板法合成三维有序大孔金属氧化物或碳酸盐。在电化学合成聚苯胺-聚吡咯复合涂层过程中，它被用作支撑电解质。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1
存储类别
11 - Combustible Solids
wgk
WGK 1
ppe
dust mask type N95 (US), Eyeshields, Gloves
General synthesis of periodic macroporous solids by templated salt precipitation and chemical conversion.
Yan H, et al.
Chemistry of Materials, 12(4), 1134-1141 (2000)
Characterization of polyaniline-polypyrrole composite coatings on low carbon steel: a XPS and infrared spectroscopy study.
Rajagopalan R and Iroh JO.
Applied Surface Science, 218(1), 58-69 (2003)
L Yang et al.
Journal of pharmaceutical and biomedical analysis, 22(3), 487-493 (2000-04-15)
Oxalic acid, oxamic acid and oxamide are potential impurities in some active pharmaceutical ingredients (API). The retention and separation of oxalic and oxamic acids are particularly challenging using conventional reversed-phase HPLC due to their high polarity. An ion-exclusion chromatography (IEC)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 194131-250G | 04061835281459 |
| 194131-1KG | 04061838761071 |
| 194131-5G | 04061838761088 |