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A compound that has one or more organic groups bonded to nitrogen: primary, RNH2; secoundary, R2NH; or tertiary, R3N.
Quaternary Ammonium Ion
A positive ion with four organic groups bonded to the nitrogen atom.
The -NH2 functional group.
A compound containing an unshared pair of electrons (an amine, for example).
A ring that contains nitrogen or some other atom in addition to carbon.
In nicotine and other alkaloids
Pentagon with a Nitrogen (has an alone pair) along with a bond to H.
A positive ion formed by addition of hydrogen to ammonia or an amine (may be primary, secoundary, or tertiary).
An ionic compound composed of an ammonium cation and an anion; an amine salt.
Quaternary ammonium salt
An ionic compound composed of a quaternary ammonium ion and an anion.
A naturally occuring, nitrogen-containing compound isolated from a plant; usually basic, bitter, and poisonous.
- In histamine
- (a pentagon with 2 Nitrogen (1 carbon in between them) also both with an alone pair, and 1 Nitrogen bonded to H. Also has 2 double bonds.
- A nitrogen ring system in DNA; present in anticancer drugs.
- An Imidazole attached to a benzene ring (although 2 carbons are replaced with N and again, each have an alone pair.
- In many alkaloids and drugs.
- A benzene ring attached to a pentagon that has double bond, and a C replaced by a N, again with an alone pair.
- In many drugs.
- A cyclohexane ring with a C replaced with a N that has an alone pair and attaches to a H.
- In several B vitamins.
- A benzene ring with a C replaced by a N ( alone pair).
- A nitrogen ring present in some B vitamins.
- A benzene ring with 2 carbons replaced with N.
- In antibacterial agents.
- A benzene ring attached to another benzene ring that has a N replacing a C and takes 1 double bond away from 1 of the benzene rings.