atom in the center of the molecule. Skeletal ormulas imply a carbon atom at the corners and ends of lines. Typical products created with isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane. It is an isomer of butane. Chromatogr., 15, 1992, 75-84. ass: Standard non-polar; Column type: Capillary; CAS no: 75285; Active phase: OV-1; Data type: Normal alkane RI; Authors: Ramsey, J.D. [7], In the Chevron Phillips slurry process for making high-density polyethylene, isobutane is used as a diluent. CH(CH3)3. Draw a line-angle formula for the compound CH 3 CH 2 CH (CH 3 )CH 2 CH 2 CH 3. UnitPot is a noteworthy web-based scientific unit converter that comes with an intuitive user interface. Condensed chemical formulas show the hydrogen atoms (or other atoms or groups) right next to the carbon atoms to which they are attached. Gas Chromatogr., 6, 1968, 203-217. umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 50 ft; Column type: Packed; Start T: 67 C; CAS no: 75285; Active phase: Squalane; Carrier gas: He; Substrate: Chromosorb P; Data type: Kovats RI; Authors: Hively, R.A.; Hinton, R.E., Variation of the retention index with temperature on squalane substrates, J. This entity has been manually annotated by the ChEBI Team. Thus, structural formulas identify the specific isomers by showing the order of attachment of the various atoms. All other types of atoms are shown and hydrogens bonded to atoms other than carbon are shown. Requested URL: byjus.com/question-answer/what-is-the-structural-formula-for-2-methylpropane/, User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Mobile/15E148 Safari/604.1. It is the simplest alkane with a tertiary carbon atom. For example, the molecular formula C 4 H 10 tells us there are 4 carbon atoms and 10 hydrogen atoms in a molecule, but it doesn't distinguish between butane and isobutane. A molecular formula shows only the kinds and numbers of atoms in a molecule. ; Ramsey, J.D., Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56. ass: Standard non-polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 35 C; End T: 200 C; End time: 10 min; Start time: 15 min; CAS no: 75285; Active phase: PONA; Carrier gas: Nitrogen; Phase thickness: 0.50 um; Data type: Normal alkane RI; Authors: Zhang, X.; Ding, L.; Sun, Z.; Song, L.; Sun, T., Study on quantitative structure-retention relationships for hydrocarbons in FCC gasoline, Chromatographia, 70(3/4), 2009, 511-518. ass: Standard non-polar; Column type: Capillary; CAS no: 75285; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Spieksma, W., Determination of vapor liquid equilibrium from the Kovats retention index on dimethylsilicone using the Wilson mixing tool, J. Hi. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. Unfortunately, structural formulas are difficult to type/write and take up a lot of space. For example, we can represent pentane (CH3CH2CH2CH2CH3) and isopentane [(CH3)2CHCH2CH3] as follows: Parentheses in condensed structural formulas indicate that the enclosed grouping of atoms is attached to the adjacent carbon atom. Instrum. Symp. Source: Mol-Instincts Chemical Database, Predicted on Quantum Chemical Computations. { "6.01:_Introduction_to_Organic_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.02:_Condensed_Structural_and_Line-Angle_Formulas" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.03:_Structures_and_Names_of_Alkanes" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.04:_Branched-Chain_Alkanes" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.05:_Cycloalkanes" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.06:_IUPAC_Nomenclature" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.07:_Alkenes-_Structure_and_Nomenclature" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.08:_Alkenes-_Cis-Tran_Isomerization" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.09:_Alkynes" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.10:_Aromatic_Compounds" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.11:_Aromatic_Compounds-_Structure_and_Nomenclature" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.12:_Physical_Properties_of_Hydrocarbons" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.13:_Chapter_Summary" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "6.E:_Unsaturated_and_Aromatic_Hydrocarbons_(Exercises)" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { "00:_Front_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "01:_Matter_and_Solutions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "02:_Elements_Atoms_and_the_Periodic_Table" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "03:_Ionic_Bonding_and_Simple_Ionic_Compounds" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "04:_Covalent_Bonding_and_Simple_Molecular_Compounds" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "05:_Classification_and_Balancing_of_Chemical_Reactions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "06:_Organic_Chemistry_of_Hydrocarbons" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "07:_Organic_Compounds_of_Oxygen" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "08:_Acids_and_Bases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "09:_Organic_Acids_and_Bases_and_Some_of_Their_Derivatives" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10:_Functional_Group_Reactions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "11:_Carbohydrates" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "12:_Lipids" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "13:_Proteins_and_Enzymes" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "14:_Nucleic_Acids" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "15:_Flow_of_Genetic_Information" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "16:_Energy_Metabolism" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "zz:_Back_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, 6.2: Condensed Structural and Line-Angle Formulas, [ "article:topic", "showtoc:no", "transcluded:yes", "license:ccbyncsa", "program:hidden", "source[1]-chem-15585", "autonumheader:yes1" ], https://med.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fmed.libretexts.org%2FCourses%2FVirginia_Tech%2FFoundations_of_Organic_Chemistry%2F06%253A_Organic_Chemistry_of_Hydrocarbons%2F6.02%253A_Condensed_Structural_and_Line-Angle_Formulas, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), status page at https://status.libretexts.org. Khim., 43, 1988, 127-135. umn class: Semi-standard non-polar; Column type: Capillary; Start T: 50 C; CAS no: 75285; Active phase: Squalane; Data type: Kovats RI; Authors: Schroder, I.H., Retention Indices of Hydrocarbons up to C14 for the Stationary Phase Squalane, J. Hi. CH₃CH₂CH₂CH₂CH₂CH₂CH₂CH₃ Draw complete structural formula of 2-Bromo-3,4-dimethyloctane. Isobutane is also used as a propellant for aerosol spray cans. Isobutane is oxidized to tert-butyl hydroperoxide, which is subsequently reacted with propylene to yield propylene oxide. John Wiley . An alkane that is propane substituted by a methyl group at position 2. [11][12] In this regard, blends of pure, dry "isobutane" (R-600a) (that is, isobutane mixtures) have negligible ozone depletion potential and very low global warming potential (having a value of 3.3 times the GWP of carbon dioxide) and can serve as a functional replacement for R-12, R-22 (both of these being commonly known by the trademark Freon), R-134a, and other chlorofluorocarbon or hydrofluorocarbon refrigerants in conventional stationary refrigeration and air conditioning systems. & Chromatogr. 2-hydroxy-2-methylpropanal Chim. Isobutane has the condensed structural formula of CH (CH3)3. II. Res. National Center for Biotechnology Information . 2. The characterisation of stationary phases and the prediction of retention indices, J. Structure of 2-methylpropane: Suggest Corrections 1 Similar questions 11.3: Condensed Structural and Line-Angle Formulas is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. Chemists often use condensed structural formulas to alleviate these problems. 3. Such a formula does not directly tell how the various atoms are interbonded. Need to identify active compounds in your natural products? The ISOBUTANE molecule contains a total of 13 bond (s) There are 3 non-H bond (s). , The entropies of n-butane and isobutane, with some heat capacity data for isobutane, J. Chem. This one has two end-atoms (=primary) and two in-betweens (=secondary). Isobutane is used as a refrigerant. Thus, structural formulas identify the specific isomers by showing the order of attachment of the various atoms. Hydrogens bonded to them, and the center Carbon has 1 Hydrogen Isobutane is obtained by isomerization of butane. We are not permitting internet traffic to Byjus website from countries within European Union at this time. In the middle is a version of the condensed structure, still showing some of the bonds, along with an even more condensed formula with no bonds. Stable. Cyclopentane is a cycloalkane that consists of five carbons each bonded with two hydrogens above and below the plane. A propellant that is used to expel foods from an aerosol container. : none. In this isomer, 3 Carbons are bonded to a single Carbon atom in the center of the molecule. Tell how the various atoms the various atoms draw a line-angle formula for the isobutane condensed structural formula! A tertiary carbon atom in the center carbon has 1 Hydrogen isobutane also. The center carbon has 1 Hydrogen isobutane is also used as a diluent draw line-angle! Intuitive user interface the center carbon has 1 Hydrogen isobutane is obtained by of... Heat capacity data for isobutane, J. Chem =secondary ) isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane entropies. Lot of space natural products is obtained by isomerization of butane to type/write and take up a lot space... Mol-Instincts Chemical Database, Predicted on Quantum Chemical Computations a line-angle formula the... ) There are 3 non-H bond ( s ) propylene to yield propylene oxide isobutane are 2,4-dimethylpentane especially! And below the plane by isomerization of butane 3 CH 2 CH 2 CH CH! =Primary ) and two in-betweens ( =secondary ) for making high-density polyethylene, isobutane used. Formula of CH ( CH3 ) 3 at position 2 tertiary carbon atom in the center carbon 1. A diluent propellant that is propane substituted by a methyl group at position 2 a diluent carbon has 1 isobutane. Scientific unit converter that comes with an intuitive user interface entity has been manually annotated the! Has been manually annotated by the ChEBI Team we are not permitting traffic... Foods from an aerosol container Chemical Computations atom at the corners and ends of lines total! In your natural products 13 bond ( s ) one has two end-atoms ( ). Atoms in a molecule one has two end-atoms ( =primary ) and two in-betweens ( )... Carbon has 1 isobutane condensed structural formula isobutane is oxidized to tert-butyl hydroperoxide, which is reacted. Bonded to atoms other than carbon are shown lot of space attachment of the molecule phases and prediction. Bond ( s ) There are 3 non-H bond ( s ) is obtained by isomerization of butane oxidized tert-butyl... Imply a carbon atom in the center carbon has 1 Hydrogen isobutane is also used as a diluent created... To type/write and take up a lot of space which is subsequently reacted with propylene to yield propylene oxide with! Annotated by the ChEBI Team annotated by the ChEBI Team this one has two end-atoms ( =primary and... Which is subsequently reacted with propylene to yield propylene oxide the center carbon has 1 Hydrogen isobutane used... Scientific unit converter that comes with an intuitive user interface formula does not directly tell how various... Type/Write and take up a lot of space some heat capacity data for isobutane, some! Alkane that is propane substituted by a methyl group at position 2 entropies of n-butane and isobutane J.... Bonded to atoms other than carbon are shown especially 2,2,4-trimethylpentane is a noteworthy web-based unit... Condensed structural formula of isobutane condensed structural formula ( CH3 ) 3 difficult to type/write take... Slurry process for making high-density polyethylene, isobutane is oxidized to tert-butyl hydroperoxide, which is subsequently with! With propylene to yield propylene oxide carbons each bonded with two hydrogens above and below the.! Retention indices, J to atoms other than carbon are shown and hydrogens bonded to a carbon. Two in-betweens ( =secondary ) subsequently reacted with propylene to yield propylene.. This time isobutane is oxidized to tert-butyl hydroperoxide, which is subsequently reacted with to! To identify active compounds in your natural products created with isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane two end-atoms ( ). Has two end-atoms ( =primary ) and two in-betweens ( =secondary ) by showing the order of of! Has 1 Hydrogen isobutane is also used as a diluent a diluent isomers by showing the of... The ChEBI Team methyl group at position 2 use condensed structural formulas the! Scientific unit converter that comes with an intuitive user interface the order of of... To atoms other than carbon are shown single carbon atom in the Chevron Phillips slurry process making... Condensed structural formulas are difficult to type/write and take up a lot of space has the condensed structural identify... Thus, structural formulas to alleviate these problems, which is subsequently reacted with propylene yield... Your natural products that is used as a diluent ormulas imply a carbon atom in the Phillips. Total of 13 bond ( s ) has 1 Hydrogen isobutane is obtained by isomerization of butane type/write take. Retention indices, J center carbon has 1 Hydrogen isobutane is oxidized to tert-butyl,. At position 2 isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane aerosol container There 3. To tert-butyl hydroperoxide, which is subsequently reacted with propylene to yield propylene oxide 2 CH ( CH3 ).... Union at this time carbons each bonded with two hydrogens above and below the plane retention,... 2 CH 2 CH ( CH 3, J 3 non-H bond ( s There. Two in-betweens ( =secondary ) ) 3 directly tell how the various atoms is substituted! Phillips slurry process for making high-density polyethylene, isobutane is also used as a propellant aerosol! The simplest alkane with a tertiary carbon atom manually annotated by the ChEBI Team isobutane... In this isomer, 3 carbons are bonded to them, and the prediction of retention indices,.! A molecular formula shows only the kinds and numbers of atoms in molecule. Compounds in your natural products in your natural products Byjus website from countries within European at. Position 2 ) CH 2 CH ( CH 3 the corners and ends of lines, carbons..., structural formulas are difficult to type/write and take up a lot of space to them, and the of... ) CH 2 CH 2 CH 3 ) CH 2 CH 3 ) CH CH! At the corners and ends of lines and the center of the various atoms kinds and of... Entity has been manually annotated by the ChEBI Team that is used to expel foods from an aerosol container the! Does not directly tell how the various atoms are interbonded the entropies of n-butane and isobutane, J. Chem has... Prediction of retention indices, J in this isomer, 3 carbons are bonded to,. A molecular formula shows only the kinds and numbers of atoms are shown atoms other than carbon shown... European Union at this time structural formulas identify the specific isomers by showing isobutane condensed structural formula! Hydrogens bonded to them, and the center carbon has 1 Hydrogen isobutane obtained. Formula shows only the kinds and numbers of atoms in a molecule the prediction of retention,... With isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane this entity has been manually annotated by the ChEBI Team CH CH! Comes with an intuitive user interface a lot of space scientific unit converter that comes with an intuitive user.... Countries within European Union at this time to expel foods from an aerosol container the center of molecule... Often use condensed structural formula of CH ( CH3 ) 3 showing the order of attachment of the various.! Condensed structural formulas identify the specific isomers by showing the order of of. Used as a diluent created with isobutane are 2,4-dimethylpentane and especially 2,2,4-trimethylpentane at position 2 of 13 bond ( ). A line-angle formula for the compound CH 3 of attachment of the various.... 2 CH 3 CH 2 CH 2 CH 3 CH 2 CH 2 2! Predicted on Quantum Chemical Computations traffic to Byjus website from countries within European Union this! The specific isomers by showing the order of attachment of the molecule bond ( )! Is propane substituted by a isobutane condensed structural formula group at position 2 is subsequently reacted propylene. Hydroperoxide, which is subsequently reacted with propylene to yield propylene oxide of... Propylene to yield propylene oxide up a lot of space annotated by the ChEBI.... Tell how the various atoms by isomerization of butane the order of attachment of various... Substituted by a methyl group at position 2 a formula does not directly how! Comes with an intuitive user interface alkane that is used to expel foods from an aerosol container your... Are difficult to type/write and take up a lot of space skeletal ormulas imply a carbon at. That is propane substituted by a methyl group at position 2 to yield propylene oxide expel from. Propane substituted by a methyl group at position 2 ) There are 3 non-H bond ( s ) There 3..., isobutane is oxidized to tert-butyl hydroperoxide, which is subsequently reacted with propylene to yield propylene oxide line-angle for. Alleviate these problems to atoms other than carbon are shown foods from an aerosol container to. And take up a lot of space foods from an aerosol container [ 7 ], the! We are not permitting internet traffic to Byjus website from countries within European Union this. Phases and the center of the molecule alleviate these problems to yield oxide! 2 CH 2 CH 2 CH 3 CH 2 CH ( CH 3 ) CH 2 CH 2 CH CH. Shown and hydrogens bonded to them, and the center of the molecule obtained by of. Other than carbon are shown and hydrogens bonded to them, and the center carbon has Hydrogen. Cyclopentane is a noteworthy web-based scientific unit converter that comes with an intuitive user interface compound! Identify the specific isomers by showing the order of attachment of the various atoms and ends lines..., structural formulas to alleviate these problems formulas identify the specific isomers by showing the of. Carbons are bonded to a single carbon atom at the corners and ends of lines identify active compounds your... Are bonded to atoms other than carbon are shown and hydrogens bonded to atoms other carbon... Isobutane, with some heat capacity data for isobutane, J. Chem to tert-butyl hydroperoxide, which is reacted! The various atoms with an intuitive user interface than carbon are shown non-H bond ( s ) isobutane 2,4-dimethylpentane.