471836 Aldrich



Synonym: n-Octyl mercaptan, Mercaptan C8, Octyl mercaptan



Related Categories Alkyl Thiols, Materials Science, Micro/NanoElectronics, Self Assembly & Contact Printing, Self-Assembly Materials,
assay   ≥98.5%
refractive index   n20/D 1.452(lit.)
bp   197-200 °C(lit.)
density   0.843 g/mL at 25 °C(lit.)



Can be used to improve charge injection by creating a monolayer of this material on gold source-drain electrode surfaces for bottom-contact thin-film transistors (TFTs).1


2 L in glass bottle

25, 250 mL in glass bottle

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Safety Information

GHS07  GHS07
Signal word 
Hazard statements 
Precautionary statements 
UN 3334
WGK Germany 
Flash Point(F) 
154.4 °F
Flash Point(C) 
68 °C
Protocols & Articles


Determination of Water Content in 1-Octanethiol Using Karl Fischer Titration

Most sulfur compounds such as sulfides, disulfides, sulfonic acids and sulfates are titratable without problems. Mercaptans are oxidised by iodine. The KF titration demands special measures. The subs...
Keywords: Titrations

Displaceable Monolayers and Microdisplacement Printing: 1-Adamantanethiol Assembly and Applications

Self-assembly techniques at the supramolecular 1–100 nm scale have been extensively studied for applications ranging from biocompatible systems to microelectronics.1, 2 As the dimensions of patterned...
Thomas J. Mullen, J. Nathan Hohman, Dr. Arrelaine A. Dameron, Jennifer R. Hampton, Susan D. Gillmor, Prof. Paul S. Weiss
Material Matters 2006, 1.2, 8.
Keywords: Adsorption, Applications, Degradations, Deposition, Diffusion, Material Matters, Microelectronics, Microscopy, Nanotechnology, Semiconductor, Separation, Support, Type

Micro and Nanometer Scale Photopatterning of Self-Assembled Monolayers

Graham J. Leggett* Department of Chemistry, University of Sheffield, Brook Hill, Sheffield S3 7HF, United Kingdom *Email:
Keywords: Absorption, Adsorption, Degradations, Deposition, Microscopy, Optical microscopy, Oxidations, Polymerization reactions, Semiconductor, Spectroscopy

Peer-Reviewed Papers


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1. Bottom-contact poly(3,3'''-didodecylquaterthiophene) thin-film transistors with gold source-drain electrodes modified by alkanethiol monolayers. Cai, Q. J.; Chan-Park, M. B.; Lu, Z. S.; Li, C. M.; Ong, B. S. Langmuir 24, 11889-11894, (2008)


Surface modification-induced phase transformation of hexagonal close-packed gold square sheets. Fan Z, Huang X, Han Y, et al. Nat. Commun. 6, 6571, (2015)


Comprehensive bioimaging with fluorinated nanoparticles using breathable liquids. Kurczy ME, Zhu ZJ, Ivanisevic J, et al. Nat. Commun. 6, 5998, (2015)


A biomimetic phospholipid/alkanethiolate bilayer immobilizing uricase and an electron mediator on an Au electrode for amperometric determination of uric acid. Nakaminami T, Ito S, Kuwabata S, et al. Anal. Chem. 71(19), 4278-83, (1999)


Open tubular capillary electrochromatography using capillaries coated with films of alkanethiol-self-assembled gold nanoparticle layers. Liu FK, Hsu YT, and Wu CH J. Chromatogr. A. 1083(1-2), 205-14, (2005)


Preparation of porous polymer monoliths featuring enhanced surface coverage with gold nanoparticles. Lv Y, Alejandro FM, Fréchet JM, et al. J. Chromatogr. A. 1261, 121-8, (2012)


Reproducible measurement of single-molecule conductivity. Cui XD, Primak A, Zarate X, et al. Science 294(5542), 571-4, (2001)


Model of vapor-induced resistivity changes in gold-thiolate monolayer-protected nanoparticle sensor films. Steinecker WH, Rowe MP, and Zellers ET Anal. Chem. 79(13), 4977-86, (2007)


Graphene-supported zinc oxide solid-phase microextraction coating with enhanced selectivity and sensitivity for the determination of sulfur volatiles in Allium species. Zhang S, Du Z, and Li G J. Chromatogr. A. 1260, 1-8, (2012)


Beta-cyclodextrin-based ferrocene-imprinted gold electrodes. Chmurski K, Temeriusz A, and Bilewicz R Anal. Chem. 75(21), 5687-91, (2003)


Investigation of the sunscreen octocrylene's interaction with amino acid analogs in the presence of UV radiation. Karlsson I, Persson E, Mårtensson J, et al. Photochem. Photobiol. 88(4), 904-12, (2012)


Directed assembly and separation of self-assembled monolayers via electrochemical processing. Mullen TJ, Dameron AA, and Weiss PS J. Phys. Chem. B 110(29), 14410-7, (2006)


Scrutiny of annexin A1 mediated membrane-membrane interaction by means of a thickness shear mode resonator and computer simulations. Kastl K, Herrig A, Lüthgens E, et al. Langmuir 20(17), 7246-53, (2004)


Structural rearrangement of c(70) monolayers induced by octanethiol adsorption. Deering AL and Kandel SA Langmuir 22(24), 10025-31, (2006)


Vitamin B(12) model complex catalyzed methyl transfer reaction to alkylthiol under electrochemical conditions with sacrificial electrode. Pan L, Shimakoshi H, Masuko T, et al. Dalton Trans. (44), 9898-905, (2009)


Selective nanodecoration of modified cyclodextrin crystals with gold nanorods. Herrera B, Adura C, Yutronic N, et al. J. Colloid. Interface Sci. 389(1), 42-5, (2013)


Synthesis, characterization and biological evaluation of a novel "3 + 1" mixed ligand 99mTc complex having an aliphatic thiol as coligand. Rey A, Papadopoulos M, Leon E, et al. Appl. Radiat. Isot. 54(3), 429-34, (2001)


Materials science: variations on a golden core. Lincoln T Nature 429(6987), 37, (2004)


Beil. 1,IV,1767

FT-IR 1 (1), 256:C / FT-NMR 1 (1), 413:A

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