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List of Radical Names Beginning from "B"

Radical name Formula Based on rule no.
Benzamido C-823.1
Benzeneazo C-911.2, C-911.3
Benzeneazoxy C-913.1
benzenecarbonyl,
see Benzoyl
1,2-benzenedicarbonyl,
see Phthaloyl
1,3-benzenedicarbonyl,
see Isophthaloyl
1,4-benzenedicarbonyl,
see Terephthaloyl
Benzenesulfinyl C-631.1
Benzenesulfonamido C-631.1, C-641.7, C-823.1
Benzenesulfonyl C-631.1
Benzenesulfonylamino C-823.1
Benzenetriyl A-24.4
Benzhydryl
(alternative to Diphenylmethyl)		 A-13.3
Benzhydrylidene
(alternative to Diphenylmethylene)		 A-13.4
Benzidino C-811.4, C-813.1
Benziloyl (preferred to
2-hydroxy-2,2-diphenylethanoyl)		 C-411.1
Benzimidazolyl B-3, B-5.11
Benzimidoyl C-451.2
Benzofuranyl B-3, B-5.11
Benzopyranyl B-3, B-5.11
Benzoquinonyl (1,2- or 1,4-) C-317.2
Benzo[b]thienyl
(replacing thianaphthenyl)		 B-2.11, B-5.11
Benzoxazinyl B-3, B-5.11
Benzoxazolyl B-3, B-5.11
Benzoyl
(preferred to benzenecarbonyl)		 C-404.1
Benzoylamino C-823.1
Benzoylhydrazino
(N- or 2-shown)		 C-921.5
Benzoylimino C-815.3
Benzoyloxy C-463.3
Benzyl A-13.3
Benzylidene A-13.4
Benzylidyne A-13.4
Benzyloxy C-205.1
Benzyloxycarbonyl C-463.3
Benzylthio C-514.1
Bicyclo[2.2.1]hept-5-en-2-yl A-31.4
Bi(cyclohexan)yl A-52.1, C-71.2
Bi(cyclohexyl)yl A-52.1, C-71.2
Binaphthalenyl A-52.1, C-71.2
Binaphthylyl A-52.4, C-71.2
Biphenylenyl A-21.1, A-24.2
Biphenylyl A-52.4, C-71.2
Bornenyl A-72.1, A-75.2
Bornyl
(replacing cemphyl and bornylyl)		 A-72.1, A-75.2
bornylyl,
see Bornyl
Bromo C-10.1, C-102
Bromoformyl C-481.2
Bromonio C-82.1
Butadienyl (1,3-shown) A-3.5
butanedioyl,
see Succinyl
Butanediylidene A-4.4
Butanediylidyne A-4.4
1,2,3-Butanetricarbonyl C-403.2
butanoyl,
see Butyryl
1-Butanyliden-4-ylidynes A-4.4
cis-butenedioyl,
see Maleoyl
trans-butenedioyl,
see Fumaroyl
butenoyl,
see Crotonoyl and Isocrotonoyl
1-Butenyl A-3.5
2-Butenyl
(replacing crotyl)		 A-3.5
2-Butenylene A-4.3
Butenylidene (2- shown) A-4.1
Butenylidyne (2- shown) A-4.1
Butoxy C-205.1
sec-Butoxy
(unsubstituted only)		 C-205.1
tert-Butoxy
(unsubstituted only)		 C-205.1
Butyl A-1.2
sec-Butyl
(unsubstituted only)		 A-2.25
tert-Butyl
(unsubstituted only)		 A-2.25
Butylidene A-4.1
sec-Butylidene
(unsubstituted only)		 A-4.1
Butylidyne A-4.1
Butyryl
(preferred to butanoyl)		 C-404.1

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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 [email protected]