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Merck
CN

V003485

Benzoyl peroxide

USP, 65.0-82.0%

Synonym(s):

Dibenzoyl peroxide

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About This Item

Linear Formula:
(C6H5CO)2O2
CAS Number:
Molecular Weight:
242.23
EC Number:
202-327-6
MDL number:
Beilstein/REAXYS Number:
984320
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agency

USP

assay

65.0-82.0%

autoignition temp.

176 °F

mp

105 °C (lit.)

SMILES string

O=C(OOC(=O)c1ccccc1)c2ccccc2

InChI

1S/C14H10O4/c15-13(11-7-3-1-4-8-11)17-18-14(16)12-9-5-2-6-10-12/h1-10H

InChI key

OMPJBNCRMGITSC-UHFFFAOYSA-N

Application

Widely used initiator, curing agent, and cross-linking agent in polymerization processes.


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Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Org. Perox. B - Skin Sens. 1A

Storage Class

4.1A - Other explosive hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Tarek Fakhouri et al.
Journal of drugs in dermatology : JDD, 8(7), 657-661 (2009-07-11)
Antibiotic resistance of Propionibacterium acnes (P. acnes) is a growing phenomenon in the wake of widespread use of topical and systemic antibiotics for acne vulgaris. Benzoyl peroxide has a proven track record of safety and efficacy, and can decrease reliance
A L Kraus et al.
Regulatory toxicology and pharmacology : RTP, 21(1), 87-107 (1995-02-01)
Topical benzoyl peroxide has been used in the treatment of acne for over 30 years, with no reports of adverse effects that could be related to skin carcinogenesis. Two case-control epidemiological studies have found a lack of association between the
Gillian M Keating
American journal of clinical dermatology, 12(6), 407-420 (2011-10-05)
Adapalene 0.1%/benzoyl peroxide 2.5% gel (Epiduo™, Tactuo™) is the only fixed-dose combination product available that combines a topical retinoid with benzoyl peroxide; it targets three of the four main pathophysiologic factors in acne. This article reviews the therapeutic efficacy and