Examples of 'ethylene group' in a sentence
Meaning of "ethylene group"
ethylene group: A chemical group containing two carbon atoms joined by a double bond and connected to other atoms or groups of atoms
How to use "ethylene group" in a sentence
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ethylene group
An ethylene group is still more preferable.
Examples thereof include an ethylene group or a trimethylene group.
The most preferred alkenyl group is the ethylene group.
Ri is an ethylene group and.
Organic molecular wires usually consist aromatic rings connected by ethylene group or acetylene groups.
Q is an ethylene group.
It is preferred for X to be represented by an ethylene group.
But in PET the shorter ethylene group makes crystallinity optional.
It is preferred for T to be represented by an ethylene group.
They possess an ethylene group instead of the present A group.
These compounds contain at least one terminal ethylene group per molecule.
Y is an ethylene group optionally substituted by a methyl group ;.
These fatty acids were modified by esterification with an ethylene group of the carboxy terminal.
B represents an ethylene group or a trimethylene group ; and.
Particularly W is preferably an ethylene group.
See also
Q1e is preferably a methylene group or an ethylene group.
Preferably, the styrene is substituted at the a or B position of the ethylene group.
Of these, an ethylene group is especially preferred.
A ² is preferably methylene or ethylene group.
Among them, ethylene group and dimethylsilylene group are preferable.
The alkylene group is the most preferably a methylene group, ethylene group or propylene group.
Among them, methylene group and ethylene group are preferred, and methylene group is more preferred.
Examples of alkylene groups include methylene group, cyclohexylene group, ethylene group.
A compound as claimed in claim 3 wherein X is an ethylene group.
B represents an ethylene group or a trimethylene group, particularly an ethylene group.
A reaction product according to claim 1 wherein the R ² represents an ethylene group.
A is preferably prepared as an ethylene group or a propylene group, more preferably, an ethylene group.
Ethylene group or propylene group is preferable as R2.
As Q, an alkylene group, especially an methylene group or an ethylene group is preferable.
It is preferable that R ² be a hydrogen atom or a methyl group and R ³ be an ethylene group.
The R is preferably an ethylene group or a propylene group, and particularly preferably a propylene group.
The compound according to Claim 1, wherein A is an ethylene group or a vinylene group.
As W1 an ethylene group is particularly preferable.
Compounds according to Claim 1 in which B is an ethylene group.
Represents a single bond, a methylene group, an ethylene group or an ethylidene group ;.
A composition according to Claim 4 in which A represents an ethylene group.
Of these, a methylene group, an ethylene group and an n-propylene group are more preferable.
The compound according to Claim 1 wherein A is an ethylene group.
The use of claim 6, wherein the ethylene group is an activated ethylene group.
In particular preferred are ligands of formula ( I ) in which R represents an ethylene group.
Is a hydrogen atom ; and A is an ethylene group or a 1-methylethylene group.
The composition in accordance with Claim 1 wherein A represents an ethylene group.
The phrase " phenethyl group " means an ethylene group attached to a terminal Ar2 group.
Compounds where A is a methylene or ethylidene group ; and Compounds where B is an ethylene group.
R = a methylene or ethylene group.
Represents an alkylene group having a carbon number of 2 to 4, and is preferably an ethylene group.
A1 and A2 are preferably ethylene group or propylene group.
More preferably the unsaturated fatty acid amid is mono-unsaturated, i.e. contains only one ethylene group.
Examples of C1 to C3 alkylene group include a methylene group, an ethylene group and a propylene group.
N can be equal to 1 only if X+Y represents an ethylene group.
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