Feb 24, 2014 · The term epoxides represents a subclass of epoxy compounds containing a saturated three-membered cyclic ether; thus oxirane derivatives, e.g. 1,2-epoxypropane, or 2-methyloxirane (an epoxide); 9,10-epoxy-9,10-dihydroanthracene (an epoxy compound).

Epoxy resins, also known as polyepoxides, are a class of reactive prepolymers and polymers which contain epoxide groups. The epoxide functional group is also collectively called epoxy. [1] . The IUPAC name for an epoxide group is an oxirane.

The term epoxides represents a subclass of epoxy compounds containing a saturated three-membered cyclic ether; thus oxirane derivatives, e.g. 1,2-epoxypropane, or 2-methyloxirane (an epoxide); 9,10-epoxy-9,10-dihydroanthracene (an epoxy compound).

Citation: 'epoxides' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.E02172 RIS BibTex EndNote.

Epoxides are cyclic ethers, a 3 membered ring (see above diagram). Their reactivity is such that they are essentially a separate functional group. as the oxide of the corresponding alkene (this relates to a method of synthesising them). using the prefix epoxy - to indicate the epoxide as a …

Polymeric resins derived from OXIRANES and characterized by strength and thermosetting properties. Epoxy resins are often used as dental materials. 2- (chloromethyl)oxirane;4- [2- (4-hydroxyphenyl)propan-2-yl]phenol;prop-2-enoic acid.

Although epoxides are always considered to have their oxygen atom as part of a three-membered ring, the prefix epoxy in the IUPAC system of nomenclature can be used to denote a cyclic ether of various sizes. Thus... Substitutive IUPAC nomenclature names epoxides as …

For instance, the IUPAC conventions involve citing the numbers of the two involved carbons with the suffix “epoxy-“. Thus, the simplest epoxide, C 2 H 4 O, has the IUPAC name of 1,2-epoxyethane. Other examples include 3,4-epoxyheptane, with an epoxy group between carbons 4 and 5, and 1,2-epoxy-3,5-cyclohexadiene.

Ethers, epoxides, and sulfides all have the heteroatom disrupting the continuous carbon chain. There is no IUPAC suffix for ethers. The alkoxy group is always a substituent.

Cyclic ethers have IUPAC names and the prefix ox- indicates the presence of oxygen in the ring system. Suffixes indicate the number of atoms in the ring. The first few members of this series are shown below: Basic nomenclature-Epoxides. 1) Simple epoxides are named as …