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Key Documents

U1753

Sigma-Aldrich

Hydrogen peroxide–Urea adduct

≥97%

Synonym(s):

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
Beilstein:
3680414
EC Number:
MDL number:
UNSPSC Code:
12352204

vapor pressure

23.3 mmHg ( 30 °C)

Assay

≥97%

composition

H2O2, ~35%

mp

90-93 °C (lit.)

storage temp.

2-8°C

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

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Application

A relatively stable source of hydrogen peroxide for preparation of solutions.

Other Notes

An addition compound of urea and hydrogen peroxide.

replaced by

Product No.
Description
Pricing

Pictograms

Flame over circleCorrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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L E Tam et al.
Operative dentistry, 38(2), 142-150 (2012-09-01)
Although damage to the structural integrity of the tooth is not usually considered a significant problem associated with tooth bleaching, there have been some reported negative effects of bleaching on dental hard tissues in vitro. More studies are needed to
Lidia Yileng Tay et al.
American journal of dentistry, 25(4), 199-204 (2012-10-23)
This parallel, double-blind randomized clinical trial evaluated the 2-year bleaching efficacy and sensitivity produced by at-home (AH) and in-office (IO) bleaching therapies. 60 participants with tooth color darker than C2, without restorations in the anterior dentition and older than 18
Karen Pintado-Palomino et al.
Journal of dentistry, 43(9), 1099-1105 (2015-07-15)
To evaluate the efficacy of experimental proposals of desensitizing agents during tooth bleaching. 140 participants without tooth sensitivity (TS) received 16% carbamide peroxide (14 days-04 h each) (T1) or 35% hydrogen peroxide (single session-45 min) (T2). Participants used concomitantly (10
Vanessa Cavalli et al.
Brazilian oral research, 26(6), 536-542 (2012-11-28)
This study evaluated the influence of fluoride-containing carbamide peroxide (CP) bleaching agents and adhesive systems on bonded enamel interfaces that are part of the dynamic pH cycling and thermal cycling models. The buccal surfaces of 60 bovine incisors were restored
Rafael Francisco Lia Mondelli et al.
Journal of applied oral science : revista FOB, 20(4), 435-443 (2012-10-04)
This study evaluated color change, stability, and tooth sensitivity in patients submitted to different bleaching techniques. In this study, 48 patients were divided into five groups. A half-mouth design was conducted to compare two in-office bleaching techniques (with and without

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