Description

1-Chloro-1,1,2,2,3,3,4,4-octafluorobutane (CAS No. 423-31-4) is a high-purity fluorinated hydrocarbon with the molecular formula C₄HClF₈. This specialized chemical compound is characterized by its unique octafluorinated structure with a single chlorine substituent, offering exceptional thermal stability and chemical inertness. It is commonly referred to as HCFC 328lcc in industrial applications and is available in research-grade purity for laboratory and advanced material synthesis purposes. The compound’s low global warming potential (GWP) and ozone depletion potential (ODP) make it a candidate for environmentally conscious applications. Suitable for use as a refrigerant, solvent, or intermediate in fluorochemical synthesis, this product is supplied in sealed ampoules or cylinders under inert gas to ensure stability and longevity.

Properties

• CAS Number: 423-31-4
• Complexity: 187
• IUPAC Name: 1-chloro-1,1,2,2,3,3,4,4-octafluoro-butane
• InChI: InChI=1S/C4HClF8/c5-4(12,13)3(10,11)2(8,9)1(6)7/h1H
• InChI Key: NNMVWNQEVYZFRC-UHFFFAOYSA-N
• Exact Mass: 235.9639030
• Molecular Formula: C4HClF8
• Molecular Weight: 236.49
• SMILES: C(C(C(C(F)(F)Cl)(F)F)(F)F)(F)F
• Monoisotopic Mass: 235.9639030
• Synonyms: 423-31-4, 1-Chloro-1,1,2,2,3,3,4,4-octafluorobutane, HCFC 328lcc, 1-Hydro-4-chlorooctafluorobutane, Butane, 1-chloro-1,1,2,2,3,3,4,4-octafluoro-, DTXSID4075245, DTXCID6040082, 1-Chloro-4H-octafluorobutane, MFCD00155682, SCHEMBL537556, SCHEMBL537557, SBB098649, AKOS007930102, NS00110241

Application

1-Chloro-1,1,2,2,3,3,4,4-octafluorobutane is utilized as a refrigerant in specialized cooling systems due to its favorable thermodynamic properties. It serves as a solvent in precision cleaning applications for sensitive electronic components, leveraging its non-flammability and low toxicity. Researchers also employ this compound as a building block in the synthesis of advanced fluoropolymers and surfactants.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (100%)

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