69168
α-甲基苯乙烯单体
analytical standard
别名:
2-苯丙烯, 异丙烯基苯
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关于此项目
线性分子式:
C6H5C(CH3)=CH2
化学文摘社编号:
分子量:
118.18
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
202-705-0
Beilstein/REAXYS Number:
969405
MDL number:
InChI key
XYLMUPLGERFSHI-UHFFFAOYSA-N
InChI
1S/C9H10/c1-8(2)9-6-4-3-5-7-9/h3-7H,1H2,2H3
SMILES string
CC(=C)c1ccccc1
grade
analytical standard
assay
≥99.5% (GC)
shelf life
limited shelf life, expiry date on the label
contains
~0.0025% 4-tert-butylcatechol as stabilizer
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
refractive index
n20/D 1.539
bp
164-168 °C (lit.)
density
0.909 g/mL at 20 °C
application(s)
cleaning products
cosmetics
environmental
food and beverages
personal care
petroleum
format
neat
storage temp.
2-8°C
Quality Level
General description
This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.
Application
α-Methylstyrene may be used as an analytical reference standard for the determination of the analyte in workplace ambient air by gas chromatography-mass spectrometric optimization method.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
signalword
Danger
Hazard Classifications
Aquatic Chronic 2 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 2 - Skin Sens. 1B - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
114.8 °F - closed cup
flash_point_c
46 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
此项目有
Gas chromatography- mass spectroscopy optimization by computer simulation, application to the analysis of 93 volatile organic compounds in workplace ambient air.
Randon J, et al.
Analytica Chimica Acta, 812, 258-264 (2014)
[Kallikrein-kinin system indices in neurocirculatory dystonia patients who work in synthetic rubber manufacture].
N I Al'berton et al.
Gigiena truda i professional'nye zabolevaniia, (12)(12), 23-26 (1981-12-01)
A N Ilialetdinov et al.
Mikrobiologiia, 52(4), 609-614 (1983-07-01)
Two bacterial strains assimilating alpha-methylsterene as a sole carbon and energy source were isolated from the sewage of an industrial plant producing synthetic rubber. The morphological, cultural and physiologo-biochemical properties of the strains were studied and their taxonomic position was
D B Dzhusupova et al.
Mikrobiologiia, 54(1), 136-140 (1985-01-01)
The work was aimed at studying alpha-methylstyrene oxidation by three active Pseudomonas cultures. P. acidovorans 9 oxidized alpha-methylstyrene only to acetophenone whereas two P. aeruginosa cultures assimilated the compound entirely. Analysis of the intermediate products and enzymes catalyzing the aromatic
National Toxicology Program technical report series, (543)(543), 1-210 (2008-08-08)
alpha-Methylstyrene is used in the production of acrylonitrile-butadiene-styrene resins and copolymers, which improve the impact and heat-resistant properties of polymers, specialty grades of plastics, rubber, and protective coatings. alpha-Methylstyrene also moderates polymerization rates and improves product clarity in coatings and
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