208213
聚磷酸
reagent grade, 115% H3PO4 basis
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关于此项目
线性分子式:
Hn+2PnO3n+1
化学文摘社编号:
UNSPSC Code:
12352106
eCl@ss:
38070203
EC Number:
232-417-0
NACRES:
NA.21
MDL number:
Assay:
115% H3PO4 basis
Form:
viscous liquid
Grade:
reagent grade
SMILES string
[P](=O)(O)(O)O.[p]21[o][p]([o][o]2)[o][o]1
InChI
1S/O5P2.H3O4P/c1-2-7-4-3-6(1)5-7;1-5(2,3)4/h;(H3,1,2,3,4)
InChI key
FVYIVXLIMHNYTD-UHFFFAOYSA-N
grade
reagent grade
assay
115% H3PO4 basis
form
viscous liquid
greener alternative product characteristics
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.
sustainability
Greener Alternative Product
bp
300 °C (lit.)
density
2.06 g/mL at 25 °C
greener alternative category
Quality Level
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General description
多磷酸（PPA）广泛用作各种反应中的酰化和烷基化试剂。它是一种强无机酸，具有优异的脱水性能。
Application
多磷酸可用于合成芳族砜，N-取代的酰胺和 4-氨基二苯甲酮。它也可用于脱水，Fischer-Indole 合成，Beckmann 重排和 Schmidt 重排反应。它可以用作合成各种芳族酮的催化剂。
PPA 可以在从尿素和甲醇合成碳酸二甲酯（DMC）的过程中用作催化剂。它还可作为该过程中产生的氨的吸收剂。PPA 可用于制备二氧化硅负载的多磷酸（PPA-SiO2），一种易于处理、可重复使用的非均相催化剂。
PPA 可以在从尿素和甲醇合成碳酸二甲酯（DMC）的过程中用作催化剂。它还可作为该过程中产生的氨的吸收剂。PPA 可用于制备二氧化硅负载的多磷酸（PPA-SiO2），一种易于处理、可重复使用的非均相催化剂。
Other Notes
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
存储类别
8A - Combustible corrosive hazardous materials
wgk
WGK 1
法规信息
危险化学品
此项目有
Silica-supported polyphosphoric acid (PPA-SiO2): An efficient and reusable heterogeneous catalyst for ecofriendly organic synthesis.
Vekariya RH, et al.
Synthetic Communications, 46(3), 197-219 (2016)
906. Synthetic uses of polyphosphoric acid.
Denton DA and Suschitzky H.
Journal of the Chemical Society, 4741-4743 (1963)
Synthesis of dimethyl carbonate from urea and methanol using polyphosphoric acid as catalyst.
Sun J, et al.
J. Mol. Catal. A: Chem., 239(1), 82-86 (2005)
Deyi Zhang et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 22(1), 183-186 (2006-01-25)
Based on the chemiluminescence (CL) emission generated from the oxidation of ceftriaxone sodium alkali hydrolysate by potassium permanganate in polyphosphoric acid (PPA), a novel determination method for ceftriaxone sodium was developed by using a flow-injection technique. The calibration curve appears
Stanimir Manolov et al.
Molecules (Basel, Switzerland), 18(2), 1869-1880 (2013-02-05)
We report herein an application of an α-amidoalkylation reaction, as an alternative efficient synthesis of 4-aryl- and 4-methyl-1,2,3,4-tetrahydroisoquinoline derivatives. The amides required for this purpose would result from reaction of aminoacetaldehyde dimethylacetal with different substituted benzenes in polyphosphoric acid, followed
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