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of the molecule. The red symbols show the common nomenclature labeling of the main chain atoms. The double bond of an alpha olefin is between the #1 and #2 (IUPAC) or α and β (common) carbon atoms.
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Griesbaum, Karl; Behr, Arno; Biedenkapp, Dieter; Voges, Heinz-Werner; Garbe, Dorothea; Paetz, Christian; Collin, Gerd; Mayer, Dieter; Höke, Hartmut (2000). "Hydrocarbons".
410:. Long chain alpha-olefins are also oligomerized to give medium molecular weight oils that serve as lubricants. Alkylation of benzene with alpha-olefins followed by ring-
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number are significantly different from the properties of linear alpha-olefins and those with branches on the fourth carbon number and further from the start of the chain.
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position. This location of a double bond enhances the reactivity of the compound and makes it useful for a number of applications.
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A variety of methods are employed for production of alpha-olefins. One class of methods starts with ethylene which is either
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126:(or normal). The chemical properties of branched alpha-olefins with a branch at either the second (vinylidene) or the third
418:(LABS) which are biodegradable detergents. Competing often with these petroleum-derived products are derivatives of
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383:(paraffin conversion to olefins), linear alkanes are dehydrogenated over a platinum-based catalyst.
177:. A whole other approach to alpha-olefins, especially long chain derivatives, involves cracking of
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369:{\displaystyle {\ce {R-CH2-CH2-CH2-CH2-R' -> R-CH=CH2 + CH2=CH-R' + H2}}}
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Alpha-olefins are valued building blocks for other industrial chemicals.
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Low molecular weight alpha-olefins (butenes, hexenes, etc.) are used as
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A major portion of medium or long chain derivatives are converted to
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or oligomerized. These conversions are respectively effected by the
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which gives a range of alpha-olefins. The former is based on
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480:, 3rd Edition, Donald L. Burdick and William L. Leffler,
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Hydrocarbon compounds with a C=C bond at the alpha carbon
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402:. A common first step in making such products is
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505:Ullmann's Encyclopedia of Industrial Chemistry
406:followed by hydrogenation of the resulting
145:. An example of a branched alpha-olefin is
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478:Petrochemicals in Nontechnical Language
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118:There are two types of alpha-olefins,
133:Examples of linear alpha-olefins are
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165:process, giving 1-butene, and the
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79:(also known as olefins) with a
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437:, which are incorporated into
416:linear alkylbenzene sulfonates
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43:numbering of the atoms in the
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98:, distinguished by having a
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167:Shell higher olefin process
37:, a typical alpha-olefin.
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39:The blue numbers show the
441:. Some are subjected to
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71:) are a family of
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61:alpha-olefins
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18:Alpha-olefins
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439:polyethylene
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428:fatty amines
400:plasticizers
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387:Applications
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459:Vinyl group
420:fatty acids
412:sulfonation
147:isobutylene
100:double bond
523:3527306730
465:References
435:comonomers
422:, such as
396:detergents
163:alphabutol
153:Production
75:which are
447:propylene
408:aldehydes
338:−
288:−
281:⟶
269:−
251:−
233:−
215:−
197:−
175:catalysts
159:dimerized
143:dec-1-ene
139:but-1-ene
104:alpha (α)
69:1-alkenes
65:α-olefins
35:Hex-1-ene
538:Category
453:See also
346:′
277:′
171:titanium
120:branched
544:Alkenes
379:In the
135:propene
77:alkenes
520:
484:
414:gives
128:carbon
124:linear
179:waxes
106:, or
67:, or
41:IUPAC
518:ISBN
482:ISBN
426:and
398:and
141:and
122:and
510:doi
51:In
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516:.
492:^
449:.
430:.
334:CH
317:CH
301:CH
292:CH
256:CH
238:CH
220:CH
202:CH
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149:.
137:,
108:1-
63:,
55:,
526:.
512::
358:2
354:H
350:+
343:R
330:=
321:2
313:+
305:2
296:=
284:R
274:R
260:2
242:2
224:2
206:2
193:R
94:x
92:2
90:H
87:x
84:C
59:(
20:)
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