Butyryl chloride

Butyryl chloride

Names
Preferred IUPAC name Butanoyl chloride
Other names Butyryl chloride n-Butyryl chloride Butanoyl chloride
Identifiers
CAS Number	141-75-3 Y
3D model (JSmol)	Interactive image
ChEMBL	ChEMBL1300263
ChemSpider	8523 Y
ECHA InfoCard	100.004.999
EC Number	205-498-5
PubChem CID	8855
UNII	2XVM8E16IR
UN number	2353
CompTox Dashboard (EPA)	DTXSID5024710
InChI InChI=1S/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3 Y Key: DVECBJCOGJRVPX-UHFFFAOYSA-N Y InChI=1/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3 Key: DVECBJCOGJRVPX-UHFFFAOYAA
SMILES ClC(=O)CCC
Properties
Chemical formula	C4H7ClO
Molar mass	106.55 g·mol−1
Appearance	colorless liquid
Odor	pungent
Density	1.033 g/cm3
Melting point	−89 °C (−128 °F; 184 K)
Boiling point	102 °C (216 °F; 375 K)
Solubility in water	decomposition
Solubility	miscible with ether
Magnetic susceptibility (χ)	-62.1·10−6 cm3/mol
Refractive index (nD)	1.412
Hazards
Occupational safety and health (OHS/OSH):
Main hazards	Reacts violently with water, flammable, corrosive
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H225, H314
Precautionary statements	P210, P233, P240, P241, P242, P243, P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P370+P378, P403+P235, P405, P501
NFPA 704 (fire diamond)	3 3 2
Flash point	21.7 °C (71.1 °F; 294.8 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

Butyryl chloride is an organic compound with the chemical formula CH₃CH₂CH₂C(O)Cl. It is a colorless liquid with a unpleasant odor. Butyryl chloride is soluble in organic solvents, but it reacts readily with water and alcohols. It is usually produced by chlorination of butyric acid.^[1]