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Alfa Aesar™ Butyryl chloride, 98%

Chemical Identifiers

Chemical Name or Material Butyryl chloride
CAS 141-75-3
Molecular Formula CH3CH2CH2COCl
Formula Weight 106.55
MDL Number MFCD00000752
UN Number UN2353
Beilstein 605395
Merck Index 14,1598
Synonym Butanoyl chloride
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA175750B

  SDS
alfa aesar™
A175750B
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.

AAA1757518

  SDS
alfa aesar™
A1757518
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.

AAA1757530

  SDS
alfa aesar™
A1757530
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 106.55
Chemical Name or Material Butyryl chloride
TSCA TSCA
Assay 98%
Molecular Formula CH3CH2CH2COCl
MDL Number MFCD00000752
CAS 141-75-3
UN Number UN2353
Beilstein 605395
Merck Index 14,1598
Synonym Butanoyl chloride
Health Hazard 1 Danger
Boiling Point 101° to 102°C
Melting Point −89°C
Health Hazard 2 GHS H Statement
H225-H314-H318
Highly flammable liquid and vapour.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Quantity 1000g
Flash Point 18°C (64°F)
Odor Acrid
Health Hazard 3 GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: BUTYRYL CHLORIDE

Applications
Butyryl chloride is used as an intermediate for the synthesis of active pharmaceutical ingredients benzoyl peroxide, t-butyl perbenzoate, and benzophenone. It is also used as an acylation reagent. Further, it is used in the preparation of peroxides such as benzoyl peroxide, benzophenone and t-butyl perbenzoate. In addition to this, it is involved in the preparation of chromones and antiproliferative agents.

Solubility
Miscible with ether.

Notes
Moisture sensitive. Incompatible with water, alcohols, strong bases and strong oxidizing agents

Safety and Handling

Danger

GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H225-H314-H318
Highly flammable liquid and vapour.
Causes severe skin burns and eye damage.
Causes serious eye damage.