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Merck
CN

40941

Sigma-Aldrich

甲基膦酸

99.0-101.0% (T)

别名:

MPA

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About This Item

线性分子式:
CH3P(O)(OH)2
CAS号:
分子量:
96.02
Beilstein:
1739372
EC 号:
MDL编号:
UNSPSC代码:
12352204
PubChem化学物质编号:
NACRES:
NA.25

质量水平

方案

99.0-101.0% (T)

缺失

≤2.0% loss on drying

pH值(酸碱度)

0.9-1.4

mp

103-109 °C
105-107 °C (lit.)

溶解性

H2O: 2.88 g in 30 mL, clear, colorless

痕量阳离子

Al: ≤5 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

紫外吸收

λ: 260 nm Amax: ≤0.05
λ: 280 nm Amax: ≤0.04

SMILES字符串

CP(O)(O)=O

InChI

1S/CH5O3P/c1-5(2,3)4/h1H3,(H2,2,3,4)

InChI key

YACKEPLHDIMKIO-UHFFFAOYSA-N

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应用

Highly pure methylphosphonic acid for phosphoproteome analysis

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

储存分类代码

8A - Combustible corrosive hazardous materials

WGK

WGK 2

闪点(°F)

>392.0 °F - Pensky-Martens closed cup

闪点(°C)

> 200 °C - Pensky-Martens closed cup

法规信息

监管及禁止进口产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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C E Pritchard et al.
Nucleic acids research, 22(13), 2592-2600 (1994-07-11)
The HIV-1 regulatory proteins tat and rev are both RNA binding proteins which recognize sequences in duplex RNA which are close to structural distortions. Here we identify phosphate contacts which are critical for each binding reaction by use of a
Mostafa Zarei et al.
Journal of proteome research, 10(8), 3474-3483 (2011-06-21)
Reversible phosphorylations play a critical role in most biological pathways. Hence, in signaling studies great effort has been put into identification of a maximum number of phosphosites per experiment. Mass spectrometry (MS)-based phosphoproteomics approaches have been proven to be an
Mostafa Zarei et al.
Journal of proteome research, 11(8), 4269-4276 (2012-07-10)
In large-scale phosphoproteomics studies, fractionation by strong cation exchange (SCX) or electrostatic repulsion-hydrophilic interaction chromatography (ERLIC) is commonly used to reduce sample complexity, fractionate phosphopeptides from their unmodified counterparts, and increase the dynamic range for phosphopeptide identification. However, these procedures
Stefan Loroch et al.
Analytical chemistry, 87(3), 1596-1604 (2014-11-19)
In the past decade, several strategies for comprehensive phosphoproteome analysis have been introduced. Most of them combine different phosphopeptide enrichment techniques and require starting material in the milligram range, as a consequence of their insufficient sensitivity. This limitation impairs the
Constantin Lohrer et al.
Talanta, 211, 120724-120724 (2020-02-20)
Methylphosphonic acid (MPn) is suspected to play an important role in aquatic systems like rivers or the open ocean. To gain more insights into the importance of MPn, e.g., for the aquatic phosphorus cycle, an analytical method for its quantitative

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