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2885-00-9

2885-00-9 structural image
Product Name: Octadecanethiol
Formula: C18H38S
Synonyms: 1-Octadecanethiol;Mercaptan C18;n-Octadecyl mercaptan, Stearyl mercaptane;Octadecyl mercaptan;Stearyl mercaptan
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 1-octadecanethiol appears as white powder with an extremely unpleasant smell. May be harmful by ingestion, inhalation or through skin contact. Eye, skin and respiratory irritant.
Melting Point 77 °F (NIOSH, 2023)
Flash Point 185 °C
Solubility Insoluble (NIOSH, 2023)
Density 0.85 (NIOSH, 2023) - Less dense than water; will float
LogP 9.12 (estimated)
Decomposition 366 °C
Chemical Classes Other Classes -> Thiols

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07

Environment
GHS09
GHS Hazard Statements H315:Skin corrosion/irritation
H400:Hazardous to the aquatic environment, acute hazard
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
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.
P332+P313:IF SKIN irritation occurs: Get medical advice/attention.

COMPUTED DESCRIPTORS

Molecular Weight 286.6 g/mol
XLogP3 9.4
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 1
Rotatable Bond Count 16
Exact Mass 286.26942239 g/mol
Monoisotopic Mass 286.26942239 g/mol
Topological Polar Surface Area 1 Ų
Heavy Atom Count 19
Formal Charge 0
Complexity 145
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-octadecanethiol appears as white powder with an extremely unpleasant smell. May be harmful by ingestion, inhalation or through skin contact. Eye, skin and respiratory irritant.