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Merck

289132

Urea hydrogen peroxide

97%

Synonym(s):

Hydrogen peroxide–Urea adduct, Carbamide Per hydrate, Carbamide peroxide, Percarbamide, Urea hydrogen peroxide

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About This Item

Linear Formula:
CO(NH2)2 · H2O2
CAS Number:
Molecular Weight:
94.07
UNSPSC Code:
12352111
NACRES:
NA.22
PubChem Substance ID:
EC Number:
204-701-4
Beilstein/REAXYS Number:
3680414
MDL number:
Assay:
97%
Form:
solid
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Quality Level

vapor pressure

23.3 mmHg ( 30 °C)

assay

97%

form

solid

reaction suitability

reagent type: oxidant

mp

90-93 °C (lit.)

functional group

amine

storage temp.

room temp

SMILES string

OO.NC(N)=O

InChI

1S/CH4N2O.H2O2/c2-1(3)4;1-2/h(H4,2,3,4);1-2H

InChI key

AQLJVWUFPCUVLO-UHFFFAOYSA-N

General description

Urea hydrogen peroxide (UHP) is an oxidizing agent consisting of urea and hydrogen peroxide. In the presence of carboxylic anhydrides, UHP is employed in a variety of oxidative conversions in anhydrous organic solvents. UHP is used as a hydrogen peroxide source in the oxidation reaction.

Application

Urea hydrogen peroxide can be used as an oxidizing agent:
  • In the conversion of sulfides to sulfoxides or sulfones under solvent free condition.
  • In the conversion of nitrogen heterocycles to their corresponding N-oxides.
  • In the epoxidation of various alkene in combination with number of carboxylic anhydrides and disodium hydrogen phosphate in anhydrous organic solvents.
  • In the Baeyer–Villiger oxidation reaction where in aldehydes and ketones undergo oxidation to produce esters and lactones using various peroxycarboxylic acids.

Features and Benefits

UHP is:
  • Inexpensive.
  • Stable.
  • Easy handling reagent.


pictograms

Flame over circleCorrosion

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 3 - Skin Irrit. 2

Storage Class

5.1B - Oxidizing hazardous materials

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

289132-250G:4.548173130354E12 + 289132-100G:4.548173130347E12 + 289132-5G:4.548173130361E12 + 289132-500G:4.548173368658E12

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Synthetic Communications, 37, 87-87 (2007)
Synthesis, 3153-3153 (2006)
Jiaolong Qin et al.
Journal of hazardous materials, 396, 122762-122762 (2020-05-04)
Reducing the emissions of soil fumigants such as 1,3-dichloropropene (1,3-D) is essential to protecting air quality. Although biochar is useful in reducing such emissions, biochar-adsorbed fumigants may desorb and cause secondary air pollution. This study investigated the degradation of 1,3-D