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1-十八硫醇

1-Octadecanethiol
产品编号:3111514
规格:purum, ≥95.0% (GC)
CAS NO:2885-00-9
包装规格:50 G,250 G
产品类别:进口试剂
品牌:Sigma-Aldrich
优惠价:立即咨询
产品编号包装单位单价(元)国内现货国外库存询价单
311151450 G786
3111514250 G3650
产品别名

2885-00-9

1-十八硫醇

1-Octadecanethiol

Octadecyl Mercaptan

Mercaptan C18

Stearyl Mercaptan

正十八硫醇

十八硫醇

结构式
基本信息
Linear Formula【线性分子式】
CH3(CH2)17SH
Molecular weight
286.56
Beilstein
1811934
EC number【EC 号】
220-744-1
MDL number
MFCD00004886
PubChem Substance ID【PubChem化学物质编号】
329765824
NACRES
NA.23
General description【一般描述】
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.
Application【应用】
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.
Analysis Note【分析说明】
熔化时可能含有沉淀
产品性质
Quality Level【质量水平】
200
grade【等级】
purum
Assay【测定】
≥95.0% (GC)
bp
204-210 ℃/11 mmHg (lit.)
mp
30-33 ℃ (lit.)
density
0.847 g/mL at 25 ℃ (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
packaging【包装】
50, 250 g in glass bottle
安全信息
Pictograms【象形图】
GHS07,GHS09
Signal word【警示用语:】
Warning
Hazard Statements
H315 - H400
Precautionary Statements
P264 - P273 - P280 - P302 + P352 - P332 + P313 - P362 + P364
Hazard Classifications【危险分类】
Aquatic Acute 1 - Skin Irrit. 2
Storage Class Code【储存分类代码】
11 - Combustible Solids
WGK
WGK 3
Personal Protective Equipment【个人防护装备】
dust mask type N95 (US), Eyeshields, Gloves
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