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Merck
CN
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文件

安全信息

215112

Sigma-Aldrich

亚磷酸

99%

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别名:
膦酸
经验公式（希尔记法）:
H3O3P
CAS号:
13598-36-2
分子量:
82.00
EC 号:
237-066-7
MDL编号:
MFCD00137258
UNSPSC代码:
12352106
PubChem化学物质编号:
329752161
NACRES:
NA.21

质量水平

100

检测方案

99%

形式

crystals or chunks
flakes

溶解性

water: soluble

密度

1.651 g/mL at 25 °C (lit.)

SMILES字符串

[H]P(O)(O)=O

InChI

1S/H3O3P/c1-4(2)3/h4H,(H2,1,2,3)

InChI key

ABLZXFCXXLZCGV-UHFFFAOYSA-N

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相关类别

一般描述

磷酸（或膦酸）是一种磷氧酸，通常用作化学合成的中间体，用于生产各种磷化合物。它也被用作有机合成中的强还原剂。

应用

亚磷酸 (H3PO3，原磷酸）可用作以下合成反应的组分：
  • Mannich型多组分反应生成α-氨基甲基膦酸
  • 酰胺基化后水解生成1-氨基烷烃膦酸酰胺基化生成
  • 制备N端保护α-氨基膦酸（天然氨基酸的磷电子等排物）

象形图

CorrosionExclamation mark
GHS05,GHS07

警示用语：

Danger

危险声明

H290,H302,H314

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

危险化学品

分析证书(COA)

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What is Product 215112, Phosphorous acid, soluble in?

    Phosphorous acid is appreciably soluble in water.

  6. What is the melting point of Product 215112, Phosphorous acid?

    The melting point of phosphorous acid is approximately 74°C.

  7. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Amidoalkylation of phosphorous acid.
Vinyukov AV, et al.
Russ. J. Gen. Chem., 85(2), 366-369 (2015)
Alain Graillot et al.
Journal of hazardous materials, 244-245, 507-515 (2012-11-28)
In order to remove metal ions from wastewaters, thermosensitive copolymers bearing sorption properties toward metal cations were prepared by free radical copolymerization between the N-n-propylacrylamide (NnPAAm) and the (dimethoxyphosphoryl)methyl 2-methylacrylate (MAPC1), followed by a hydrolysis of the phosphonated esters into
L Qi et al.
Langmuir : the ACS journal of surfaces and colloids, 28(31), 11448-11456 (2012-07-17)
In a recent publication, we have highlighted the potential of phosphonic acid terminated PEG oligomers to functionalize strong UV absorption cerium oxide nanoparticles, which yield suspensions that are stable in aqueous or organic solvents and are redispersible in different solvents
Faizah Md Yasin et al.
Chemical communications (Cambridge, England), 48(81), 10102-10104 (2012-09-08)
Size selective growth of palladium nano-particles 2-7 nm in diameter on the surface of carbon nano-onions (CNOs) (derived from catalytic cracking of methane) in water involves pretreating the CNOs with p-phosphonic acid calix[8]arene then H(2)PdCl(4) followed by dynamic thin film
Surface modification using phosphonic acids and esters.
Clémence Queffélec et al.
Chemical reviews, 112(7), 3777-3807 (2012-04-26)
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