Source(s): https://shrink.im/a9hah. the Page 4 of 12 MSDS - Heptane Water Spill: Stop leak if you can do it without risk. ; Pignocco, J.M. ; Pignocco, J.M. (2) The fact that heptane has lower boiling point then 1-hexanol is because heptane belongs to alkane group and only has dispersion forces since it contains non polar molecules. [all data], Douglas, Furukawa, et al., 1954 Incompatible with oxidizing agents, chlorine, phosphorus. Readily forms explosive mixtures with air. Van Miltenburg, J.C.; Van den Berg, G.J.K. J. RES. : 142-82-5 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratory chemicals, Industrial & for professional use only. 6.7%. [all data], Majer, Svoboda, et al., 1979 [all data], Domalski and Hearing, 1996 [all data], Forziati, Norris, et al., 1949 Components Boiling point, o C Azeotrope B.P, o C Composition in azeotrope, wt% Upper layer, wt% Lower layer, wt% Water : 100.00: 70.60 Normal Alkenes, Lower Explosive Limit. Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Heptane is metabolized to its parent alcohols (mainly 2-heptanol and 3 heptanol, and to a minor extent 1-heptanol and 4- heptanol).The heptanol metabolites are conjugated by glucuronates or sulfates, and subsequently excreted in urine. J. Pharm. Data, 2001, 46, 4, 904-912, https://doi.org/10.1021/je000358a J. Willingham, C.B. . Eng. Heptane isomers Compound Information and Applications for GC (Gas Chromatography) and LC (Liquid Chromatography) Analysis Find another compound: Heptane CAS # 142-82-5. Chem. Closed system, ventilation, explosion-proof electrical equipment and lighting. Compound Structure and Properties. Shanghai Jizhi Biochemical Technology Co., Ltd. Influence of surface modification on wettability and surface energy characteristics of three micron size pharmaceutical excipient powders was studied using hydrophilic and hydrophobic grades of nano-s... Alcohol. Heptane is an alkane with the chemical formula C 7 H 16.As a hydrocarbon, it can undergo hydrocarbon combustion which gives off heat energy. ; Huffman, H.M.; Thomas, S.B., n. Heptane. DH - Eugene S. Domalski and Elizabeth D. Hearing, ΔvapH = BUR. Technology, Office of Data J. Chem. ; Machado, R.L., ; Offringa, J.C.A. Data compiled as indicated in comments: The Journal of Chemical Thermodynamics, 1984, 16, 7, 693-699, https://doi.org/10.1016/0021-9614(84)90051-X 0 0. Service | . 0.68. uses its best efforts to deliver a high quality copy of the K. See also. Similarly we find the boiling point of hexane to be 61C, and of heptane to be 90°C. This article reports the results of a study on the use of the IL 1,3-dimethylimidazolium methyl sulfate ([MMIM][MeSO4]) as an extraction solvent in petrochemical processes for the removal of heptane from its mixtures with ethanol. . Soc., 1937, 59, 1587-9. IV. Thermochim. BUR. Heptane is further metabolized at relatively high rates by hydroxylation before being converted to the corresponding keto forms. Heat of Siblimation of Molecular Crystals: A Catalog of Molecular Structure Increments., Heptane Boiling Point. NATL. Chem., 1961, 65, 495-503. ; van Miltenburg, J.C., Soc., 1940, 62, 1224-1227. Thermodynam., 1987, 19, 1129-1137. VI. ... C7H16 Heptane 97.8 0.027 C9H12 Propylbenzene 139.5 0.830 1-Nitropropane C3H7NO2 C3H8O 1-Propanol 97.0 0.061 C7H16 Heptane 96.6 0.149 1-Propanol C3H8O C4H8O2 1,4-Dioxane 95.3 0.642 C6H6 Benzene 77.1 0.209 C6H12 Cyclohexane 74.7 0.241 C7H16 Heptane 84.6 0.470 2-Propanol C3H8O C4H11N Butylamine 74.7 … [all data], Van Miltenburg, 1972 McCullough, J.P.; Messerly, J.F., The boiling point of octane is above 100°C and cannot be estimated from the graph. The expression obtained for the boiling point of n-heptane as a function of the corresponding boiling point of water is t=-13.6536+1.025 711 t.. +O.OOO 95092 t! J. RES. J. Chem. 101.8 Low temperature thermodynamic properties of six isomeric heptanes, Coefficents calculated by NIST from author's data. B. Substances in mixture. Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data], Zawisza and Vejrosta, 1982 [all data], Holzhauer and Ziegler, 1975 Disclaimer, Copyright © 2018 ChemSrc All Rights Reserved. The influence of these attractive forces will depend on the functional groups present. ; van der Berg, G.J.K. Chem. ; Kroon, J.; Oonk, H.A.J., Meijer, E.L.; Blok, J.G. on behalf of the United States of America. mixture. Requires a JavaScript / HTML 5 canvas capable browser. Soc., 1979, 98, 408-412. Less dense than water and only slightly soluble in water. Chem. . Solubility. 475(1-2) , 351-63, (2014). Williamham, C.B. [all data], Stephenson and Malanowski, 1987 J. 25°F. Lv 4. Ionization Potential. Phase Equilibria in the Systems 1-Hexene + Heptane and 1-Hexene + Ethyl 1,1-Dimethylethyl Ether + Heptane at 94.00 kPa, Heptane, normal-Heptane Colorless liquid with a gasoline-like odor. . Skip directly to ... Boiling Point. Enthalpy of vaporization at standard conditions. Holzhauer, J.K.; Ziegler, W.T., Temperature dependence of excess thermodynamic properties of n-heptane-toluene, methylcyclohexane-toluene, and n-heptane-methylcyclohexane systems, Heat capacities and enthalpies of melting of DL-carvoxime, L-carvoxime and standard n-heptane, J. Phys. Observer. Am. However, you have to capture the evaporated gases (Heptane) and condense it to capture the liquid Heptane. heptane: C 7 H 16-91: 98: octane: C 8 H 18-57: 125: nonane: C 9 H 20-51: 151: liquid: decane: … [all data], Schaake, Offringa, et al., 1979 Zawisza, A.; Vejrosta, J., Data from NIST Standard Reference Database 69: The National Institute of Standards and Technology (NIST) 0 0. Commun., 1979, 44, 3, 637-651, https://doi.org/10.1135/cccc19790637 Class IB Flammable Liquid: Fl.P. Since Heptane will evaporate first the liquid remains are all Heptanol. (TRC) data available from this site, much more physical (2) [all data], Carruth and Kobayashi, 1973 Product name : n-Heptane CAS-No. ; Taylor, W.J. In addition to the Thermodynamics Research Center (kJ/mol) For example heptane has boiling point of 98.4 degrees (1) and 1-hexanol has boiling point of 157 degrees. Boiling points of n-heptane and 2,2,4-trimethylpentane over the range 100- to 1,500-millimeter pressure, Parks, G.S. [all data], Oetting F.L., 1963 Upper Explosive Limit. Am. Boiling Point Heptane. Van Ness, Hendrick C.; Soczek, C.A. Selling Leads | J. Chem. Journals | shall not be liable for any damage that may result from J. Segura, Hugo; Wisniak, Jaime; Galindo, Graciela; Reich, Ricardo, Thermodynamic excess properties of three alcohol-hydrocarbon systems, Calorimetric properties of normal heptane from 0 to 520 K, Construction of an adiabatic calorimeter. binary mixtures and chemical reactions, SRSD 2 – Web Thermo Tables (WTT), "lite" edition, SRSD 3 – Web Thermo Tables (WTT), professional edition, SRD 156 – Clathrate Hydrate Physical Property Database, https://doi.org/10.1080/00319100208086650, https://doi.org/10.1007/978-94-009-3173-2, https://doi.org/10.1016/0040-6031(84)85009-1, https://doi.org/10.1016/0021-9614(84)90051-X. Thermodynamic properties of standard n-heptane from 155 to 270K and of 2,2-dichloropropane from 135 to 270K, Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter, 2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%. Highly flammable. Experimental Vapor Heat Capacities and Heats of Vaporization of n-Heptane and 2,2,3-Trimethylbutane 1, Hence for values n=1 to 4 (methane, ethane, propane and butane), those linear alkanes are likely to be a gas at approx. Vapour/air mixtures are explosive. Chem., 1975, 79(6), 590-604. Thermal data on organic compounds. [all data], Ginnings and Furukawa, 1953 Stable. Your institution may already be a subscriber. Specific Gravity. If the Flash Point exceeds the Ambient Temperature by 10 degrees C or more, use containment booms and remove from the surface by skimming or with … (U.S.), 1945, 35, 3, 219-244, https://doi.org/10.6028/jres.035.009 Construction of an adiabatic calorimeter. The carvoxime system. Eliminate sources of ignition. [all data], Majer and Svoboda, 1985     T = temperature (K). Van Miltenburg, J.C., SRD 103a – Thermo Data Engine (TDE) for pure compounds. Boiling Point: 68-70ºC: Melting Point-95ºC: Flash Point-22.7ºC: Viscosity (cP) 0.286 at 25ºC: Dielectric Constant: 1.89 at 20ºC: UV cutoff: 195 nm: Refractive Index: 1.379 at 20ºC : Vapor Density: 3 (vs. air) Hexane Hazard Statements. by the U.S. Secretary of Commerce on behalf of the U.S.A. 0.0003%. 2 decades ago. J. Chem. Composition: n-Heptane 100% Grade: Reagent Boiling Point: 98.4°C CAS Number: 142-82-5 Density: 0.68 Chemical Formula: C7H16 Molecular Weight: 100.2 g/mol Melting Point: -91°C Color: Colorless liquid Physical State: Liquid Flash Point:… Thermodyn., 1982, 14, 239-49. [all data], Go To: Top, Phase change data, References. Eng. [all data], Willingham, Taylor, et al., 1945 Materials compatibility. ; Rossini, F.D., Stand. The thermodynamics of n-heptane and 2,2,4-trimethylpentane, including heat capacities, heats of fusion and vaporization and entropies, errors or omissions in the Database. 9.90 eV. Excerpt from ERG Guide 128 [Flammable Liquids (Water-Immiscible)]: CAUTION: All these products have a very low flash point: Use of water spray when fighting fire may be inefficient. A. Res. [all data], Huffman, Parks, et al., 1930 An Improved Flow Calorimeter. Data, 1995, 40, 531-546. Sipowska, Jadwiga T.; Wieczorek, Stefan A., J. RES. BS - Robert L. Brown and Stephen E. Stein J. Chem. Vapor Pressure (72°F): 40 mmHg. Chem. such sites. J. Chem. [all data], Bondi, 1963 2. . Biologically Active Compounds | Forziati, Alphonse F.; Norris, William R.; Rossini, Frederick D., [all data], Sipowska and Wieczorek, 1984 Volume III, [all data], Van Ness, Soczek, et al., 1967 log10(P) = A − (B / (T + C)) We aimed to characterize serum markers of adipose tissue metabolism and infl... SHROB rats have been suggested as a model for metabolic syndrome (MetS) as a situation prior to the onset of CVD or type-2 diabetes, but information on descriptive biochemical parameters for this mode... Get all suppliers and price by the below link: Home | Chemsrc provides Heptane(CAS#:142-82-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. ; Peloquin, G.L. Rev., 1946, 38, 1, 1-39, https://doi.org/10.1021/cr60119a001     Tr = reduced temperature (T / Tc).     P = vapor pressure (bar) Eng. All rights reserved. Vapor-Liquid Equilibria for Binary Systems Composed of a Propyl Ester (Ethanoate, Propanoate, Butanoate) + an n -Alkane (C 7 , C 9 ), J. Phys. AC - William E. Acree, Jr., James S. Chickos . Prevent build-up of electrostatic charges (e.g., by … The heat capacities, entropies and free energies of the isomeric heptanes, Linear Formula CH 3 (CH 2) 5 CH 3. However, NIST makes no warranties to that effect, and NIST Influence of surface modification on wettability and surface energy characteristics of pharmaceutical excipient powders. The key factor for the boiling point trend in this case is size (toluene has one more carbon), whereas for the melting point trend, shape plays a much more important role. . Soc., 1947, 69, 1, 22-30, https://doi.org/10.1021/ja01193a007 Chem. Physics and Chemistry of Liquids, 2002, 40, 1, 67-81, https://doi.org/10.1080/00319100208086650 Huffman, H.M.; Parks, G.S. - 375. Chem., 1963, 67, 2757-2761. View plot Soc., 1930, 52, 1032-1041. Dipole-dipole forces exist between neutral polar molecules but heptane is non polar. Data, 1973, 18, 2, 115-126, https://doi.org/10.1021/je60057a009 . Majer, Vladimír; Svoboda, Václav; Hála, Slavoj; Pick, Jirí, NATL. Chem. [all data], Van Miltenburg, Van den Berg, et al., 1987 ; Scott, D.W.; McCullough, I.P., TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director The heat capacity and entropy of 2-methyl-2-propanol from 15 to 330 K, Solvent Boiling Points Chart (all boiling points at standard pressure) Solvent Boiling Point … [all data], Pitzer K.S., 1940 Ambrose, D.; Tsonopoulos, C., ; Furukawa, G.T. Design and test of an automatic adiabatic calorimeter, Majer, V.; Svoboda, V., J. Phase transitions in solids, studied by adiabatic calorimetry. 3.2.1 Physical Description N-amyl methyl ketone appears as a clear colorless liquid. The heat capacities, entropies and free energies of some saturated, non-benzenoid hydrocarbons, Enthalpy of vaporization (at saturation pressure) . 4 years ago. [ all data ] Varteressian and Fenske, 1937 Vapor-Liquid Critical Properties of Elements and Compounds. Thermal data on organic compounds. [all data], Waddington, Todd, et al., 1947 Heptane Meets Reagent Specifications for testing USP/NF monographs OmniSolv ® Synonym: n-Heptane, high purity solvents CAS Number 142-82-5. I. © 2018 by the U.S. Secretary of Commerce Bureau of Mines Bulletin, 1961, 596, pp. been selected on the basis of sound scientific judgment. J. Phys. Articles of Heptane are included as well. Ref. Percentage of A. by weight in mixture. There are 3 types, dispersion forces, dipole-dipole and hydrogen bonding.