Examples of 'two nitrogen atoms' in a sentence
Meaning of "two nitrogen atoms"
two nitrogen atoms: In chemistry, this phrase describes a molecule or compound composed of two nitrogen atoms bonded together
How to use "two nitrogen atoms" in a sentence
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two nitrogen atoms
A ring containing one or two nitrogen atoms is preferred.
The two nitrogen atoms are joined by a triple bond.
This ring may comprise one or two nitrogen atoms.
These two nitrogen atoms are simultaneously connected to each other by a double covalent bond.
The imidazolidine and pyrazolidine heterocycles comprise two nitrogen atoms.
The nicotine molecule contains two nitrogen atoms with basic properties.
The two nitrogen atoms react with ethylene oxide to form tertiary amines.
The steric environments of the two nitrogen atoms are very different.
Tetraketopiperazine is a chemical compound with a molecule containing a six member heterocyclic ring with two nitrogen atoms.
This compound comprises a backbone of two nitrogen atoms linked by an ethylene chain.
In general, one or two carbon atoms are present between two nitrogen atoms.
Because the two nitrogen atoms of the pyrazole are equivalent, a single alkylation product is obtained.
In one embodiment, heterocycloalkyl contains one or two nitrogen atoms as member atoms.
Most preferred are 6-membered monocyclic aromatic ring systems containing one or two nitrogen atoms.
Pyrimidine is a heterocyclic amine that contains two nitrogen atoms in an unsaturated six-membered ring.
See also
The aromatic moiety comprises a heterocycle, having at least one, preferably at least two nitrogen atoms.
L is an organic ligand containing at least two nitrogen atoms that coordinate with the Mn ;.
In some embodiments, R4 heteroaryl is a monocyclic heteroaryl having at least two nitrogen atoms.
K is halo, hydrocarbyl, or hydrocarbyloxy ; and the two nitrogen atoms are linked by a bridging system.
In another embodiment, the heteroaryl is a 6-membered heteroaryl having one or two nitrogen atoms.
The bidentate organic ligand containing two nitrogen atoms is preferably 2,2, ' - bipyridine.
Preferably, Rd may be a heteroaryl group containing one or two nitrogen atoms.
A typical example of a heterocycle containing two nitrogen atoms and one sulfur atom is 1,3,4-thiadiazole.
A compound according to Claim 1 wherein A is a heterocycle having two nitrogen atoms.
Ca represents a 5-membered heterocycle containing one or two nitrogen atoms which may be substituted ;.
Method according to claim 1, wherein the aromatic hetero-cycle comprises at least two nitrogen atoms.
The absence of proton on the carbon located between the two nitrogen atoms ( 1 H NMR spectrum ).
A compound according to any of Claims 1 to 3 wherein A is a 6-membered heterocycle having two nitrogen atoms.
In another embodiment, Z contains two nitrogen atoms.
In some embodiments, in the compound of Formula I, A is a 6-membered heteroaryl having two nitrogen atoms.
The first of these is N2, a molecule comprised of two nitrogen atoms.
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