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111-88-6

111-88-6 structural image
Product Name: 1-Mercaptooctane
Formula: C8H18S
Synonyms: n-Octyl mercaptan;1-Octanethiol;Mercaptan C8;n-Octyl mercaptan;Octyl mercaptan
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 1-octanethiol appears as a clear colorless liquid. Flash point 115 °F. Insoluble in water and less dense than water. Used to make other chemicals.
Color/Form Water-white liquid
Odor Mild odor
Boiling Point 390 °F at 760 mmHg (NIOSH, 2023)
Melting Point -57 °F (NIOSH, 2023)
Flash Point 115 °F (NIOSH, 2023)
Solubility Insoluble (NIOSH, 2023)
Density 0.84 (NIOSH, 2023) - Less dense than water; will float
Vapor Density 5.0 (Air= 1)
Vapor Pressure 3 mmHg at 212 °F (NIOSH, 2023)
LogP 4.21 (estimated)
Decomposition The substance decomposes on burning producing toxic gases including hydrogen sulfide and sulfur oxides.
Refractive Index Index of refraction: 1.4540 at 20 °C/D
Kovats Retention Index 1140
Other Experimental Properties Gibbs Heat of Formation = 44.6 kJ/mol
Chemical Classes Other Classes -> Thiols

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07

Environment
GHS09
GHS Hazard Statements H317:Sensitisation, Skin
H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P273:Avoid release to the environment.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.

COMPUTED DESCRIPTORS

Molecular Weight 146.30 g/mol
XLogP3 4.4
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 1
Rotatable Bond Count 6
Exact Mass 146.11292175 g/mol
Monoisotopic Mass 146.11292175 g/mol
Topological Polar Surface Area 1 Ų
Heavy Atom Count 9
Formal Charge 0
Complexity 43.8
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

1-octanethiol appears as a clear colorless liquid. Flash point 115 °F. Insoluble in water and less dense than water. Used to make other chemicals.