EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes

urea peroxide
urea compounded with hydrogen peroxide (1:1)

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Name:hydrogen peroxide;urea
CAS Number: 124-43-6Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:204-701-4
Beilstein Number:3680414
Formula:C H4 N2 O.H2 O2
NMR Predictor:Predict (works with chrome or firefox)
Category:cosmetic agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Boiling Point: 196.60 °C. @ 760.00 mm Hg (est)
Vapor Pressure:0.395000 mmHg @ 25.00 °C. (est)
Flash Point: 163.00 °F. TCC ( 72.70 °C. ) (est)
logP (o/w): -2.110 (est)
Soluble in:
 water, 2.86E+05 mg/L @ 25 °C (exp)
 water, 4934 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: oxidising agents
American International Chemical, LLC.
Carbamide Peroxide Urea Peroxide
Charkit Chemical
Sigma-Aldrich: Aldrich
For experimental / research use only.
Urea hydrogen peroxide 97%
Safety Information:
Preferred SDS: View
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Safety in Use Information:
cosmetic agents
Recommendation for urea peroxide usage levels up to:
 not for fragrance use.
Recommendation for urea peroxide flavor usage levels up to:
 not for flavor use.
Safety References:
EPI System: View
Daily Med:search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):124-43-6
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :31294
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
hydrogen peroxide;urea
EPA/NOAA CAMEO:hazardous materials
RTECS:YT4850000 for cas# 124-43-6
 hydrogen peroxide;urea
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):31294
Pubchem (sid):134975216
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
KEGG (GenomeNet):D03383
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2847.00.0000
Potential Blenders and core components note
None Found
Potential Uses:
 oxidising agents
Occurrence (nature, food, other):note
 not found in nature
 carbamide per hydrate
 carbamide perhydrate
 hydrogen peroxide - urea
 hydrogen peroxide - urea (1:1)
 hydrogen peroxide carbamide
 hydrogen peroxide urea
 hydrogen peroxide urea adduct
 hydrogen peroxide--urea
 hydrogen peroxide-urea adduct
 hydrogen peroxide-urea compound (1:1)
 hydrogen peroxide, compd. with urea (1:1)
 hydrogen peroxide;urea
 murine ear drops
 urea compd. with hydrogen peroxide (1:1)
 urea compound with hydrogen peroxide (1:1)
 urea compounded with hydrogen peroxide (1:1)
 urea hydrogen peroxide
 urea hydrogen peroxide addition compound
 urea hydrogen peroxide adduct
 urea hydroperoxide
 urea-hydrogen peroxide addition compound
 urea, compd. with hydrogen peroxide (1:1)
 urea, compd. with hydrogen peroxide (H2O2) (1:1)


PubMed:The promoting effect of carbamide peroxide teeth bleaching gel in a preclinical model of head and neck cancer in hamster buccal pouch.
PubMed:Mineral loss and color change of enamel after bleaching and staining solutions combination.
PubMed:A novel chemiluminescent ELISA for detecting furaltadone metabolite, 3-amino-5-morpholinomethyl-2-oxazolidone (AMOZ) in fish, egg, honey and shrimp samples.
PubMed:Clinical effects of exposure to coffee during at-home vital bleaching.
PubMed:Effect of bleaching on tooth discolouration from food colourant in vitro.
PubMed:Effect of bleaching on color change and surface topography of composite restorations.
PubMed:A double-blind randomized clinical trial of two carbamide peroxide tooth bleaching agents: 2-year follow-up.
PubMed:A double-blind randomized controlled clinical trial of 10 percent versus 16 percent carbamide peroxide tooth-bleaching agents: one-year follow-up.
PubMed:A double blind randomized clinical trial of at-home tooth bleaching using two carbamide peroxide concentrations: 6-month follow-up.
PubMed:Tooth whitening products and the risk of oral cancer.
PubMed:Tooth bleaching--a critical review of the biological aspects.
PubMed:Over-the-counter tooth-whitening systems.
PubMed:Present and future technologies of tooth whitening.
PubMed:Urea hydrogen peroxide reduces the numbers of lactobacilli, nourishes yeast, and leaves no residues in the ethanol fermentation.
PubMed:Dentist-prescribed home bleaching: current status.
PubMed:Biological properties of peroxide-containing tooth whiteners.
PubMed:Considerations and variations of dentist-prescribed, home-applied vital tooth-bleaching techniques.
PubMed:Bleaching vital teeth.
PubMed:The Food and Drug Administration and its influence on home bleaching.
PubMed:Bleaching procedures ... public and professional acceptance.
PubMed:Vital tooth bleaching: review and current status.
urea peroxide 11% in an anhydrous gel base for treatment of gingival hyperplasia(dilantin induced); cerumenolytic combination of this cpd. in anhydrous glycerol; tooth whitening agent; anti-infective, topical (dental).
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