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文件

239275

Sigma-Aldrich

偏磷酸

ACS reagent, chips, 33.5-36.5%

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别名:
Metaphosphoric acid
线性分子式:
(HPO3)n
CAS号:
37267-86-0
MDL编号:
MFCD00011351
PubChem化学物质编号:
329752524
NACRES:
NA.21

等级

ACS reagent

形式

chips

包含

57.0-63.0% sodium phosphite as stabilizer

浓度

33.5-36.5%

密度

2 g/cm3

痕量阴离子

MnO4- reducers: ≤0.02%
chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.001%
sulfate (SO42-): ≤0.005%

痕量阳离子

As: ≤1 ppm
Fe: ≤0.005%
heavy metals: ≤0.005% (by ICP)

SMILES字符串

OP(=O)=O

InChI

1S/HO3P/c1-4(2)3/h(H,1,2,3)

InChI key

UEZVMMHDMIWARA-UHFFFAOYSA-N

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相关类别

一般描述

偏磷酸是磷酸的聚合物形式。它被用作化学合成中用作催化剂和反应物。

应用

偏磷酸可以用作:      
  • 一种与InCl3 结合的催化剂，通过环 β-二酮和醛的反应合成 1,8-二氧代八氢氧杂蒽衍生物。      
  • 一种磷酸盐前体，用于通过与金属锑在高温下反应合成磷酸锑（SbPO4）。

象形图

Corrosion
GHS05

警示用语：

Danger

危险声明

H314

危险分类

Eye Dam. 1 - Skin Corr. 1

储存分类代码

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

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