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Alfa Aesar™ Benzoyl peroxide, 97% (dry wt.), wet with 25% water

Chemical Identifiers

Chemical Name or Material Benzoyl peroxide
CAS 94-36-0
Molecular Formula C14H10O4
Formula Weight 242.23
MDL Number MFCD00003071
UN Number UN3104
Beilstein 984320
Merck Index 14,1116
Synonym Dibenzoyl peroxide
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL131740B

 
alfa aesar™
L131740B
1000g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL1317418

 
alfa aesar™
L1317418
50g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL1317430

 
alfa aesar™
L1317430
250g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Formula Weight 242.23
Chemical Name or Material Benzoyl peroxide
Molecular Formula C14H10O4
MDL Number MFCD00003071
Synonym Dibenzoyl peroxide
Assay 97%
Quantity 1000g
CAS 94-36-0
Beilstein 984320
Merck Index 14,1116
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H242-H319-H317
Heating may cause a fire.
Causes serious eye irritation.
May cause an allergic skin reaction.
Health Hazard 3 GHS P Statement
P210-P220-P305+P351+P338-P410-P411a+P235-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Keep/Store away from clothing/combustible materials.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Protect from sunlight.
Store at temperatures not exceeding 86°F. Keep cool.
Dispose of contents/container in accordance with local/regional/national/international regulations.
TSCA TSCA
Assay Percent Notes (dry wt.), wet with 25% water
UN Number UN3104
DOT Information Transport Hazard Class: 5.2; Packing Group: II; Proper Shipping Name: ORGANIC PEROXIDE TYPE C, SOLID
RTECS Number DM8575000

Applications
Benzoyl peroxide is widely utilized as a radical initiator to induce polymerizations. It finds applications for acne treatment, for bleaching flour, hair and teeth and for cross-linking polyester resins. It also has major applications in antiseptic and bleaching properties. It serves as a catalyst for polyester thermoset resins and as a hardener to start the polymerization process.

Solubility
Soluble in ether and chloroform. Slightlysoluble in ethanol. Insoluble in water.

Notes
Incompatible with strong oxidizer, reducing agents, acids, bases, alcohols and metals.

Safety and Handling

Danger

GHS P Statement
P210-P220-P305+P351+P338-P410-P411a+P235-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Keep/Store away from clothing/combustible materials.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Protect from sunlight.
Store at temperatures not exceeding 86°F. Keep cool.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H242-H319-H317
Heating may cause a fire.
Causes serious eye irritation.
May cause an allergic skin reaction.