Butyryl chloride, 98%

Catalog No.	Quantity
AAA1757530	250 g
AAA175750B	1000 g

Catalog No. AAA1757530 Supplier Thermo Scientific Chemicals Supplier No. A1757530

Description

CAS: 141-75-3 | C4H7ClO | 106.55 g/mol

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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

Specifications

Chemical Identifiers

• CAS: 141-75-3
• Molecular Formula: C4H7ClO
• Molecular Weight (g/mol): 106.55
• MDL Number: MFCD00000752
• InChI Key: DVECBJCOGJRVPX-UHFFFAOYSA-N
• Synonym: butyryl chloride, n-butyryl chloride, butyric acid chloride, butyroyl chloride, butyric chloride, butyrylchloride, unii-2xvm8e16ir, ccris 5989, n-butyric acid chloride, n-butanoyl chloride
• PubChem CID: 8855
• IUPAC Name: butanoyl chloride
• SMILES: CCCC(Cl)=O

• Melting Point: -89°C
• Density: 1.026
• Boiling Point: 101°C to 102°C
• Flash Point: 18°C (64°F)
• Odor: Acrid
• Refractive Index: 1.412
• Quantity: 250 g
• UN Number: UN2353
• Beilstein: 605395
• Sensitivity: Moisture sensitive
• Merck Index: 14,1598
• Solubility Information: Miscible with ether.
• Formula Weight: 106.55
• Percent Purity: 98%
• Chemical Name or Material: Butyryl chloride

Safety and Handling

Hazard Category	H225-H302-H314-H331
Hazard Statement	GHS H Statement H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statement	P210-P233-P240-P241-P242-P243-P260-P264b-P270-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: BUTYRYL CHLORIDE
EINECSNumber	205-498-5
RTECSNumber	EM0595000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only