Butyryl chloride

Butyryl chloride
Ball-and-stick model
Names
Preferred IUPAC name
Butanoyl chloride
Other names
Butyryl chloride
n-Butyryl chloride
Butanoyl chloride
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.004.999 Edit this at Wikidata
EC Number
  • 205-498-5
UNII
UN number 2353
  • InChI=1S/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3 checkY
    Key: DVECBJCOGJRVPX-UHFFFAOYSA-N checkY
  • InChI=1/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3
    Key: DVECBJCOGJRVPX-UHFFFAOYAA
  • ClC(=O)CCC
Properties
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)
decomposition
Solubility miscible with ether
-62.1·10−6 cm3/mol
1.412
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 Reacts violently with water, flammable, corrosive
GHS labelling:
GHS02: FlammableGHS05: Corrosive
Danger
H225, H314
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)
NFPA 704 four-colored diamondHealth 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasFlammability 3: Liquids and solids that can be ignited under almost all ambient temperature conditions. Flash point between 23 and 38 °C (73 and 100 °F). E.g. gasolineInstability 2: Undergoes violent chemical change at elevated temperatures and pressures, reacts violently with water, or may form explosive mixtures with water. E.g. white phosphorusSpecial hazards (white): no code
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 checkY☒N ?)

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]

  1. ^ Helferich, B.; Schaefer, W. (1929). "n-Butyryl Chloride". Org. Synth. 9: 32. doi:10.15227/orgsyn.009.0032.