Heptane

  • Identifiers

    CAS mumber
    142-82-5

    Molecular formula
    C7H16

    SMILES
    CCCCCCC

    Retention indicies (RI)

    • DB5: 700.0
    • Carbowax: 700.0

  • Properties

    XLogP3-AA
    4.4 Well soluble in BB, DEP, IPM

    Molecular weight
    100.2 g/mol

    Melting points

    • -131 °F (USCG, 1999)
    • -90.549 °C
    • -90.6 °C
    • -90.7 °C
    • -131 °F
    • -131 °F

    Boiling points

    • 209.1 °F at 760 mmHg (USCG, 1999)
    • 98.38 °C
    • 98.00 to 99.00 °C. @ 760.00 mm Hg
    • 98.4 °C
    • 209 °F
    • 209 °F

    Flash points

    • 25 °F (USCG, 1999)
    • -4 °C
    • 25 °F (Closed Cup)
    • 30 °F (-1 °C), open cup
    • -7 °C c.c.
    • 25 °F
    • 25 °F

    Solubilities

    • 0.0003 % (NIOSH, 2024)
    • In water, 3.40 mg/L at 25 °C
    • Soluble in carbon tetrachloride; very soluble in ethanol; miscible with ethyl ether, acetone, benzene, chloroform, and petroleum ether
    • 0.0034 mg/mL at 25 °C
    • Solubility in water, mg/l at 25 °C: 2.2 (very poor)
    • 0.0003%

  • Synonyms

    • HEPTANE
    • n-Heptane
    • 142-82-5
    • Heptan
    • Heptyl hydride
    • Dipropyl methane
    • Dipropylmethane
    • Gettysolve-C
    • Skellysolve C
    • Heptanen
    • Eptani
    • HSDB 90
    • NSC 62784
    • Heptanes
    • EINECS 205-563-8
    • MFCD00009544
    • UNII-456148SDMJ
    • DTXSID6024127
    • CHEBI:43098
    • AI3-28784
    • 456148SDMJ
    • NSC-62784
    • UN1206
    • DTXCID004127
    • EC 205-563-8
    • HEPTANE (II)
    • HEPTANE [II]
    • Pentane, ethyl-
    • Heptan [Polish]
    • Eptani [Italian]
    • Heptanen [Dutch]
    • normal-Heptane
    • HP6
    • heptan-e
    • 2ygu
    • Heptane; Dipropylmethane; Heptyl hydride; NSC 62784; Skellysolve C; n-Heptane
    • Heptane, for HPLC
    • n-Heptane, anhydrous
    • Heptane (GC grade)
    • n-Heptane HPLC grade
    • n-Heptane, HPLC grade
    • HEPTANE [HSDB]
    • Heptane, 99.5%
    • Heptane, technical grade
    • HEPTANE (N)
    • N-HEPTANE [MI]
    • HEPTANE [USP-RS]
    • Heptane, anhydrous, 99%
    • Exxsol heptane (Salt/Mix)
    • Heptane, p.a., 95%
    • Heptane, Laboratory Reagent
    • Heptane, analytical standard
    • Heptane, AR, >=99%
    • Heptane, LR, >=99%
    • WLN: 7H
    • Heptane, ASTM, 99.8%
    • n-C7H16
    • Heptane, p.a., 95.0%
    • n-Heptane, Environmental Grade
    • CHEMBL134658
    • Heptane, for HPLC, >=96%
    • Heptane, for HPLC, >=99%
    • CH3-(CH2)5-CH3
    • DTXSID80188294
    • Heptane, HPLC grade, >=99%
    • Heptane, ReagentPlus(R), 99%
    • Heptane, purification grade, 99%
    • Heptane, >=99% (capillary GC)
    • Heptane, biotech. grade, >=99%
    • Heptanes (30-40 % n-heptane)
    • Heptane, for HPLC, >=99.5%
    • NSC62784
    • Tox21_201213
    • Heptane, puriss., >=99% (GC)
    • LMFA11000575
    • AKOS009158011
    • Heptane, p.a., 88.0-92.0%
    • Heptane, UV HPLC spectroscopic, 95%
    • Heptane, SAJ first grade, >=98.0%
    • Heptane, spectrophotometric grade, 99%
    • Heptane, SAJ special grade, >=99.0%
    • NCGC00248959-01
    • NCGC00258765-01
    • CAS-142-82-5
    • Heptane, UV HPLC spectroscopic, 99.5%
    • Heptanes [UN1206] [Flammable liquid]
    • LS-13366
    • n-Heptane 100 microg/mL in Acetonitrile
    • H0027
    • H0088
    • H0491
    • Heptane, puriss. p.a., >=99.5% (GC)
    • NS00004625
    • Q0037
    • A807968
    • Q310957
    • n-Heptane HPLC, UV-IR min. 99%, isocratic grade
    • n-Heptane, Spectrophotometric Grade, 99% n-Heptan
    • F1908-0180
    • B7F4D751-FB0E-4F48-9829-D952CEC36530
    • Heptane, United States Pharmacopeia (USP) Reference Standard
    • InChI=1/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H
    • Heptane, Pharmaceutical Secondary Standard; Certified Reference Material
    • Heptane, puriss. p.a., Reag. Ph. Eur., >=99% n-heptane basis (GC)
    • Heptane Fraction, puriss. p.a., Reag. Ph. Eur., >=99% n-heptane basis (GC)
    • Heptane, puriss., absolute, over molecular sieve (H2O <=0.005%), >=99.5% (GC)
    • 205-563-8
1 3

Botanical

Name CAS Botanical Proportion
Thyme 5 8007-46-3 Thymus vulgaris L., fam. Lamiaceae (Labiatae) 0.01%
Cardamom seed 2 8000-66-6 Elettaria cardamomum (L.) Maton, fam. Zingiberaceae 1.79%
Cymbidium sinense flower headspace (China) Cymbidium sinense (Andr.) Willd., fam. Orchidaceae 3.21%
Carlina acaulis root Carlina acaulis L., fam. Asteraceae (Compositae) 0.5%
Mullilam leaf (India) Zanthoxylum rhetsa D.C. syn. Z. limonella (Dennst.) Alston, fam. Rutaceae 3.5%
Carob bean extract 1 9000-40-2 Ceratonia siliqua L., fam. Leguminoseae 0.4%
Truffle, Asian Tuber indicum Cooke et Mass. (T. himalayense Zhang-Minter),fam.Ascomycetae 1.0%
Patchouli (China) 3a root 8014-09-3 Pogostemon cablin Benth., fam. Lamiaceae (Labiatae) 0.19%
Patchouli (China) 3b rhizome 8014-09-3 Pogostemon cablin Benth., fam. Lamiaceae (Labiatae) 0.7%
Pinus oocarpa (Venezuela) Pinus oocarpa Schiede, fam. Pineaceae 24.3%