119059
3,3-Dimethyl-1-butene
≥97% (GC)
Synonym(s):
Neohexene
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About This Item
Linear Formula:
(CH3)3CCH=CH2
CAS Number:
Molecular Weight:
84.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
209-195-9
Beilstein/REAXYS Number:
1697101
MDL number:
Assay:
≥97% (GC)
InChI key
PKXHXOTZMFCXSH-UHFFFAOYSA-N
InChI
1S/C6H12/c1-5-6(2,3)4/h5H,1H2,2-4H3
SMILES string
CC(C)(C)C=C
vapor density
>1 (vs air)
vapor pressure
6.96 psi ( 20 °C)
assay
≥97% (GC)
refractive index
n20/D 1.376 (lit.)
bp
41 °C (lit.)
mp
−115 °C (lit.)
density
0.653 g/mL at 25 °C (lit.)
storage temp.
2-8°C
Quality Level
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General description
3,3-Dimethyl-1-butene oxidizes selectively to corresponding epoxide by chlorine promoted Ag(111) oxygen adatoms. It undergoes copolymerization with ethylene using a chain-walking Pd-diimine catalyst.
signalword
Danger
hcodes
Hazard Classifications
Asp. Tox. 1 - Flam. Liq. 2
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
17.6 °F - closed cup
flash_point_c
-8 °C - closed cup
ppe
Eyeshields, Gloves
Regulatory Information
危险化学品
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Molecular mechanism of alkene epoxidation: A model study with 3, 3-dimethyl-1-butene on Ag (111).
Mukoid C, et al.
Catalysis Letters, 4(1), 57-61 (1990)
Peng Xiang et al.
Macromolecular rapid communications, 31(12), 1083-1089 (2011-05-19)
In this Communication, the copolymerization of ethylene with a sterically hindered α-olefin comonomer, γ-trisubstituted 3,3-dimethyl-1-butene (DMB), using a chain-walking Pd-diimine catalyst, [(ArNC(Me)(Me)CNAr)Pd(CH(3) )(NCMe)]SbF(6) (Ar2,6-(iPr)(2) C(6) H(3) ) (1) is reported. In spite of its high steric bulkiness in the close
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