Description

2-Chlorobutane (CAS 78-86-4) is a high-purity organic compound with the molecular formula C₄H₉Cl, widely utilized in research and industrial applications. This secondary alkyl halide, also known as sec-Butyl chloride, is a clear, volatile liquid with a characteristic ethereal odor. Its well-defined structure makes it a valuable intermediate in organic synthesis, particularly in nucleophilic substitution reactions and Grignard reagent formation. Our product is rigorously tested to ensure optimal purity (>98%), making it ideal for sensitive chemical processes. Packaged under inert conditions to prevent degradation, 2-Chlorobutane is available in various quantities to suit laboratory and bulk-scale needs. Proper storage in a cool, well-ventilated area is recommended.

Properties

• CAS Number: 78-86-4
• Complexity: 19.6
• IUPAC Name: 2-chlorobutane
• InChI: InChI=1S/C4H9Cl/c1-3-4(2)5/h4H,3H2,1-2H3
• InChI Key: BSPCSKHALVHRSR-UHFFFAOYSA-N
• Exact Mass: 92.0392780
• Molecular Formula: C4H9Cl
• Molecular Weight: 92.57
• SMILES: CCC(C)Cl
• Monoisotopic Mass: 92.0392780
• Physical Description: Liquid
• Vapor Pressure: 157.0 [mmHg]
• Synonyms: 2-CHLOROBUTANE, sec-Butyl chloride, Butane, 2-chloro-, 1-Methylpropyl chloride, 2-Chloro-butane, (r)-2-chlorobutane, EINECS 201-151-7, BRN 1718770, CCRIS 9391, DTXSID9023966, UNII-AV999R2773, Sec-C4H9Cl, 1-chloro-1-methylpropane, AV999R2773, DTXCID303966, SEC-BUTYL CHLORIDE [MI], CHEBI:166855, EC 201-151-7, 3-01-00-00277 (Beilstein Handbook Reference), UN 1127, SEC-BUTYL CHLORIDE DL-FORM [MI], secButyl chloride, Butane, 2chloro, 1Methylpropyl chloride, (+-)-2-CHLOROBUTANE, SEC-BUTYL CHLORIDE DL-FORM, 2-CHLOROBUTANE, (+-)-, 201-151-7, bspcskhalvhrsr-uhfffaoysa-n, un1127, 78-86-4, (+/-)-2-Chlorobutane, MFCD00000871, sec.-butyl chloride, 2-Chlorobutane, >=99%, SCHEMBL21847, SCHEMBL43759, SCHEMBL246936, SCHEMBL900897, Butane, 2-chloro-, (R)-, CHEMBL346529, SCHEMBL1229133, SCHEMBL3418925, SCHEMBL11206083, AHA54077, Tox21_200404, 2-CHLOROBUTANE, (+/-)-, Butane, 2-chloro-, (.+/-.)-, AKOS000119802, AKOS017278376, CAS-78-86-4, NCGC00248593-01, NCGC00257958-01, 2-Chlorobutane, purum, >=98.0% (GC), DB-021188, NS00001593, EN300-19789, 2-Chlorobutane [UN1127] [Flammable liquid], Q209347

Application

2-Chlorobutane serves as a versatile alkylating agent in pharmaceutical and agrochemical synthesis. It is commonly employed in SN2 reactions for introducing the sec-butyl group into molecular frameworks. Researchers utilize it as a solvent or co-solvent in specialized organic reactions due to its moderate polarity. In material science, it acts as a precursor for synthesizing rubber accelerators and other industrial additives.

Safety and Hazards

GHS Hazard Statements

• H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
• H290 (62.6%): May be corrosive to metals [Warning Corrosive to Metals]
• H315 (11.8%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (11.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (11.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H412 (62.6%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P210, P233, P234, P240, P241, P242, P243, P261, P264, P264+P265, P271, P273, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P390, P403+P233, P403+P235, P405, P406, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (100%)
• Met. Corr. 1 (62.6%)
• Skin Irrit. 2 (11.8%)
• Eye Irrit. 2 (11.8%)
• STOT SE 3 (11.8%)
• Aquatic Chronic 3 (62.6%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.