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Merck
CN

93641

Heptane

Laboratory Reagent

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About This Item

Linear Formula:
CH3(CH2)5CH3
CAS Number:
142-82-5
Molecular Weight:
100.20
EC Number:
205-563-8
UNSPSC Code:
12352001
PubChem Substance ID:
329770257
Beilstein/REAXYS Number:
1730763
MDL number:
MFCD00009544

Key Documents

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InChI key

IMNFDUFMRHMDMM-UHFFFAOYSA-N

InChI

1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3

SMILES string

CCCCCCC

grade

Laboratory Reagent

vapor density

3.5 (vs air)

vapor pressure

40 mmHg ( 20 °C), 83 mmHg ( 37.7 °C)

autoignition temp.

433 °F

expl. lim.

7 %

refractive index

n20/D 1.387 (lit.)

Quality Level

200

mp

−91 °C (lit.)

density

0.684 g/mL at 25 °C (lit.)

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signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Central nervous system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

24.8 °F - closed cup

flash_point_c

-4 °C - closed cup

Regulatory Information

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Solubility of Long-Chain n-Alkanes in Heptane between 280 and 350 K.
Roberts KL, et al.
Journal of Chemical and Engineering Data, 39(4), 793-795 (1994)
Study of the growth of ZnS nanoparticles in water/AOT/n-heptane microemulsions by UV-absorption spectroscopy.
Calandra P, et al.
Colloids and Surfaces. A, Physicochemical and Engineering Aspects, 160(1), 9-13 (1999)
A comprehensive modeling study of n-heptane oxidation.
Curran HJ, et al.
Combustion and Flame, 114(1), 149-177 (1998)
Márcia Eliana da Silva Ferreira et al.
Antimicrobial agents and chemotherapy, 48(11), 4405-4413 (2004-10-27)
We investigated the evolution of resistance to the antifungal drug itraconazole in replicate populations of Aspergillus fumigatus that were founded from a strain with a genotype of sensitivity to a single drug and then propagated under uniform conditions. For each
Thushara Karunasekara et al.
Journal of chromatography. A, 1218(6), 809-816 (2011-01-07)
Partition coefficients for varied compounds were determined for the organic solvent-propylene carbonate biphasic partition system where the organic solvent is n-heptane, isopentyl ether or 1-octanol. These partition coefficient databases are analyzed using the solvation parameter model facilitating a quantitative comparison
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