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Merck
모든 사진(3)

주요 문서

74731

Sigma-Aldrich

1-Octadecanethiol

purum, ≥95.0% (GC)

동의어(들):

Mercaptan C18, Octadecyl mercaptan, Stearyl mercaptan

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About This Item

Linear Formula:
CH3(CH2)17SH
CAS Number:
Molecular Weight:
286.56
Beilstein:
1811934
EC Number:
MDL number:
UNSPSC 코드:
12352300
PubChem Substance ID:
NACRES:
NA.23

grade

purum

Quality Level

분석

≥95.0% (GC)

양식

solid

bp

204-210 °C/11 mmHg (lit.)

mp

30-33 °C (lit.)

density

0.847 g/mL at 25 °C (lit.)

SMILES string

CCCCCCCCCCCCCCCCCCS

InChI

1S/C18H38S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h19H,2-18H2,1H3

InChI key

QJAOYSPHSNGHNC-UHFFFAOYSA-N

유사한 제품을 찾으십니까? 방문 제품 비교 안내

일반 설명

1-Octadecanethiol (ODT) is a water soluble sulfur compound with an 18 carbon alkyl chain, which forms a strong hydrophobic assembly with transition metals, like gold .It forms self-assembled monolayers (SAMs) on the surface of such transition metals. The thiol membrane when covalently bonded with the surface of the metal electrode, it shows electrostriction phenomenon leading to variation in capacitance.ODT SAMs have a hydrophobic surface with contact angle of 102oC.

애플리케이션

ODT is used to deposit thiolated molecules onto the surface of gold substrates, such as
  • SAMs on gold quartz crystal resonators.
  • on the tip of atomic force microscope probes.
  • capacitive sensors.

분석 메모

may contain precipitation in melt

픽토그램

Exclamation markEnvironment

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Aquatic Acute 1 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

dust mask type N95 (US), Eyeshields, Gloves


가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

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특정 버전이 필요한 경우 로트 번호나 배치 번호로 특정 인증서를 찾을 수 있습니다.

이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Polarization modulation Fourier transform infrared reflectance measurements of thin films and monolayers at metal surfaces utilizing real-time sampling electronics.
Barbara BJ, et al
Analytical Chemistry, 63(1), 55-60 (1991)
Reduced graphene oxide-templated photochemical synthesis and in situ assembly of Au nanodots to orderly patterned Au nanodot chains.
Xiao Huang et al.
Small (Weinheim an der Bergstrasse, Germany), 6(4), 513-516 (2010-01-16)
Xianghui Xu et al.
Langmuir : the ACS journal of surfaces and colloids, 26(5), 3654-3658 (2009-12-17)
We have reported an easy means in this paper to imitate the "lotus leaf" by constructing a superhydrophobic surface through a process combining both electroless galvanic deposition and self-assembly of n-octadecanethiol. Superhydrophobicity with a static water contact angle of about
Qishu Qu et al.
Electrophoresis, 31(3), 556-562 (2010-02-02)
Nonporous monodispersed silica spheres of 1.3 microm were coated with gold nanoparticles (AuNPs) and subsequently coated with n-octadecanethiol. By transmission electron microscopy analysis, the average diameter of the AuNPs on the silica spheres was determined to be 12 nm. The
Wei Wei Yao et al.
The journal of physical chemistry. B, 113(46), 15263-15271 (2009-10-30)
A procedure was developed for initiating electron transfer from a gold electrode to a low molecular weight electron acceptor present inside supported lipid (lecithin) bilayers, followed by further electron transfer to an electron acceptor present in an aqueous solution. The

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