Pyrazolidine is a
heterocyclic compound
A heterocyclic compound or ring structure is a cyclic compound that has atoms of at least two different elements as members of its ring(s). Heterocyclic organic chemistry is the branch of organic chemistry dealing with the synthesis, proper ...
. It is a liquid that is stable in air, but it is
hygroscopic
Hygroscopy is the phenomenon of attracting and holding water molecules via either absorption (chemistry), absorption or adsorption from the surrounding Natural environment, environment, which is usually at normal or room temperature. If water mol ...
.
Preparation
Pyrazolidine can be produced by
cyclization
A cyclic compound (or ring compound) is a term for a compound in the field of chemistry in which one or more series of atoms in the compound is connected to form a ring. Rings may vary in size from three to many atoms, and include examples where ...
of
1,3-dichloropropane
1,3-Dichloropropane is a compound of chlorine, hydrogen, and carbon. It may be found as a contaminant in soil fumigants containing 1,3-dichloropropene
1,3-Dichloropropene, sold under diverse trade names, is an organochlorine compound with the ...
or
1,3-dibromopropane with
hydrazine
Hydrazine is an inorganic compound with the chemical formula . It is a simple pnictogen hydride, and is a colourless flammable liquid with an ammonia-like odour. Hydrazine is highly hazardous unless handled in solution as, for example, hydraz ...
:
:
:
See also
*
Pyrazole
Pyrazole is an organic compound with the chemical formula, formula . It is a heterocycle characterized as an azole with a 5-membered ring of three carbon atoms and two adjacent nitrogen atoms, which are in Arene substitution pattern, ortho-substi ...
*
Pyrazoline
Pyrazoline is a heterocyclic
A heterocyclic compound or ring structure is a cyclic compound that has atoms of at least two different elements as members of its ring(s). Heterocyclic organic chemistry is the branch of organic chemistry dea ...
References
Pyrazolidines
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