2,3-Dimethylhexane

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| Verifiedfields = changed

| Watchedfields = changed

| verifiedrevid = 477210484

| ImageFile1 = 2,3-dimethylhexane.svg

| ImageFile1_Ref = {{chemboximage|correct|??}}

| ImageSize1 = 160

| ImageName1 = Skeletal formula of 2,3-Dimethylhexane

| ImageFile2 = 2,3-Dimethylhexane-3D-balls.png

| ImageName2 = Ball and stick model of 2,3-dimethylhexane

| PIN = 2,3-Dimethylhexane{{Cite web|title=2,3-DIMETHYLHEXANE - Compound Summary|url=https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=11447&loc=ec_rcs|work=PubChem Compound|publisher=National Center for Biotechnology Information|accessdate=12 March 2012|location=USA|date=26 March 2005|at=Identification and Related Records}}

| Section1 = {{Chembox Identifiers

| CASNo = 584-94-1

| CASNo_Ref = {{cascite|changed|??}}

| PubChem = 11447

| PubChem1 = 638047

| PubChem1_Comment = R

| PubChem2 = 22810194

| PubChem2_Comment = S

| ChemSpiderID = 10963

| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}

| ChemSpiderID1 = 553611

| ChemSpiderID1_Ref = {{chemspidercite|changed|chemspider}}

| ChemSpiderID1_Comment = R

| ChemSpiderID2 = 18527723

| ChemSpiderID2_Ref = {{chemspidercite|changed|chemspider}}

| ChemSpiderID2_Comment = S

| SMILES = CCCC(C)C(C)C

| StdInChI = 1S/C8H18/c1-5-6-8(4)7(2)3/h7-8H,5-6H2,1-4H3

| StdInChI_Ref = {{stdinchicite|correct|chemspider}}

| StdInChIKey = JXPOLSKBTUYKJB-UHFFFAOYSA-N

| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}

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| Section2 = {{Chembox Properties

| C = 8

| H = 18

| Appearance = Colourless liquid

| Odor = Odourless

| Density = 719 mg mL⁻¹

| MeltingPtC = -110

| BoilingPtK = 388 to 390

| HenryConstant = 2.6 nmol Pa⁻¹ kg⁻¹

| MagSus = −98.77·10⁻⁶ cm³/mol

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| Section3 = {{Chembox Thermochemistry

| DeltaHf = −253.3 – −251.3 kJ mol⁻¹

| DeltaHc = −5.4683 – −5.4665 MJ mol⁻¹

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| Section4 = {{Chembox Related

| OtherFunction_label = alkanes

| OtherFunction = {{Unbulleted list|Tetraethylmethane|2,2,4-Trimethylpentane|2,3,3-Trimethylpentane|2,3,4-Trimethylpentane|Tetra-tert-butylmethane|2,5-Dimethylhexane|Isocetane}}

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2,3-Dimethylhexane is a structural isomer of octane.