List of retained names

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List of retained names

Parent Compound Radical Name

(1)
Thiophene
Thienyl
(2 - shown)

(4)
Thianthrene
Thianthrenyl
(2 - shown)

(5)
Furan
Furyl
(3 - shown)

(6)
Pyran
(2H - shown)
Pyranyl
(2H-Pyran-3-yl shown)

(7)
Isobenzofuran
Isobenzofuranyl
(1-shown)

(8)
Chromene
(2H - shown)
Chromenyl
(2H-Cromen-3-yl shown)

(9)
Xanthene
Xanthenyl
(2 - shown)

(10)
Phenoxathiin
Phenoxathiinyl
(2 - shown)

(11)
2H-Pyrrole
2H-Pyrrolyl
(2H-Pyrrol-3-yl - shown)

(12)
Pyrrole
Pyrrolyl
(3 - shown)

(13)
Imidazole
Imidazolyl
(2 - shown)

(14)
Pyrazole
Pyrazolyl
(1 - shown)

(14a)
Isothiazole
Isothiazolyl
(3 - shown)

(14b)
Isoxazole
Isoxazolyl
(3 - shown)

(15)
Pyridine
Pyridyl
(3 - shown)

(16)
Pyrazine
Pyrazinyl

(17)
Pyrimidine
Pyrimidinyl
(2 - shown)

(18)
Pyridazine
Pyridazinyl
(3 - shown)

(19)
Indolizine
Indolizinyl
(2 - shown)

(20)
Isoindole
Isoindolyl
(2 - shown)

(21)
3H-Indole
3H-Indolyl
(3H-Indol-2-yl shown)

(22)
Indole
Indolyl
(1 - shown)

(23)
1H-Indazole
Indazolyl
(1H-Indazol-3-yl shown)

(24)
Purine
Purinyl
(8 - shown)

(25)
4H-Quinolizine
4H-Quinolizinyl
(4H-Quinolizin-2-yl shown)

(26)
Isoquinoline
Isoquinolyl
(3 - shown)

(27)
Quinoline
Quinolyl
(2 - shown)

(28)
Phthalazine
Phthalazinyl
(1 - shown)

(29)
Naphthyridine
(1,8-shown)
Naphthyridinyl
(1,8-Naphthyridin-2-yl shown)

(30)
Quinoxaline
Quinoxalinyl
(2 - shown)

(31)
Quinazoline
Quinazolinyl
(2 - shown)

(32)
Cinnoline
Cinnolinyl
(3 - shown)

(33)
Pteridine
Pteridinyl
(2 - shown)

(34)
4aH-Carbazole
4aH-Carbazolyl
(4aH-Carbazol-2-yl shown)

(35)
Carbazole
Carbazolyl
(2 - shown)

(36)
-Carboline
-Carbolinyl
(-Carbolin-3-yl shown)

(37)
Phenanthridine
Phenanthridinyl
(3 - shown)

(38)
Acridine
Acridinyl
(2 - shown)

(39)
Perimidine
Perimidinyl
(2 - shown)

(40)
Phenanthroline
(1,7-shown)
Phenanthrolinyl
(1,7-Phenanthrolin-3-yl shown)

(41)
Phenazine
Phenazinyl
(1 - shown)

(42)
Phenarsazine
Phenarsazinyl
(2 - shown)

(44)
Phenothiazine
Phenothiazinyl
(2 - shown

(46)
Furazan
Furazanyl
(3 - shown)

(47)
Phenoxazine
Phenoxazinyl
(2 - shown)

This HTML reproduction of Sections A, B and C of IUPAC "Blue Book" is as close as possible to the published version [see Nomenclature of Organic Chemistry, Sections A, B, C, D, E, F, and H, Pergamon Press, Oxford, 1979. Copyright 1979 IUPAC.] If you need to cite these rules please quote this reference as their source.

Published with permission of the IUPAC by Advanced Chemistry Development, Inc., www.acdlabs.com, +1(416)368-3435 tel, +1(416)368-5596 fax. For comments or suggestions please contact webmaster@acdlabs.com


	Parent Compound	Radical Name

(1)	Thiophene	Thienyl (2 - shown)
(4)	Thianthrene	Thianthrenyl (2 - shown)
(5)	Furan	Furyl (3 - shown)
(6)	Pyran (2H - shown)	Pyranyl (2H-Pyran-3-yl shown)
(7)	Isobenzofuran	Isobenzofuranyl (1-shown)
(8)	Chromene (2H - shown)	Chromenyl (2H-Cromen-3-yl shown)
(9)	Xanthene	Xanthenyl (2 - shown)
(10)	Phenoxathiin	Phenoxathiinyl (2 - shown)
(11)	2H-Pyrrole	2H-Pyrrolyl (2H-Pyrrol-3-yl - shown)
(12)	Pyrrole	Pyrrolyl (3 - shown)
(13)	Imidazole	Imidazolyl (2 - shown)
(14)	Pyrazole	Pyrazolyl (1 - shown)
(14a)	Isothiazole	Isothiazolyl (3 - shown)
(14b)	Isoxazole	Isoxazolyl (3 - shown)
(15)	Pyridine	Pyridyl (3 - shown)
(16)	Pyrazine	Pyrazinyl
(17)	Pyrimidine	Pyrimidinyl (2 - shown)
(18)	Pyridazine	Pyridazinyl (3 - shown)
(19)	Indolizine	Indolizinyl (2 - shown)
(20)	Isoindole	Isoindolyl (2 - shown)
(21)	3H-Indole	3H-Indolyl (3H-Indol-2-yl shown)
(22)	Indole	Indolyl (1 - shown)
(23)	1H-Indazole	Indazolyl (1H-Indazol-3-yl shown)
(24)	Purine	Purinyl (8 - shown)
(25)	4H-Quinolizine	4H-Quinolizinyl (4H-Quinolizin-2-yl shown)
(26)	Isoquinoline	Isoquinolyl (3 - shown)
(27)	Quinoline	Quinolyl (2 - shown)
(28)	Phthalazine	Phthalazinyl (1 - shown)
(29)	Naphthyridine (1,8-shown)	Naphthyridinyl (1,8-Naphthyridin-2-yl shown)
(30)	Quinoxaline	Quinoxalinyl (2 - shown)
(31)	Quinazoline	Quinazolinyl (2 - shown)
(32)	Cinnoline	Cinnolinyl (3 - shown)
(33)	Pteridine	Pteridinyl (2 - shown)
(34)	4aH-Carbazole	4aH-Carbazolyl (4aH-Carbazol-2-yl shown)
(35)	Carbazole	Carbazolyl (2 - shown)
(36)	-Carboline	-Carbolinyl (-Carbolin-3-yl shown)
(37)	Phenanthridine	Phenanthridinyl (3 - shown)
(38)	Acridine	Acridinyl (2 - shown)
(39)	Perimidine	Perimidinyl (2 - shown)
(40)	Phenanthroline (1,7-shown)	Phenanthrolinyl (1,7-Phenanthrolin-3-yl shown)
(41)	Phenazine	Phenazinyl (1 - shown)
(42)	Phenarsazine	Phenarsazinyl (2 - shown)
(44)	Phenothiazine	Phenothiazinyl (2 - shown
(46)	Furazan	Furazanyl (3 - shown)
(47)	Phenoxazine	Phenoxazinyl (2 - shown)