List of Radical Names

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List of Radical Names From "Q" to "S"

Radical name Formula Based on rule no.

Quinazolinyl B-2.11, B-5.11

Quinolinediyl B-2.11, B-5.11

Quinolizinyl B-2.11, B-5.11

Quinolyl B-2.11, B-5.11

Quinoxalinyl B-2.11, B-5.11

Quinuclidinyl B-2.11, B-5.11

Rubicenyl A-21.1, A-24.2

Salicyl
(preferred to 2-hydroxybenzyl) A-13.3, C-201.4

Salicylidene
(preferred to 2-hydroxybenzylidene) A-13.4, C-201.4

Salicyloyl
(preferred to o-hydroxybenzoyl) C-411.1

Sarcosyl C-421.1

Sebacoyl
(unsubstituted only) C-404.1

Seleneno C-701.1

Selenino C-701.1

Seleninyl C-701.1

Seleno C-701.1

Selenocyanato C-833.1

Selenoformyl C-701.1

Selenonio (ion) C-82.1, C-85, C-87.1

Selenono C-701.1

Selenonyl C-701.1

Selenoureido C-971.2, C-974.1

Selenoxo C-701.1

Semicarbazido C-981.2

Semicarbazono C-982.1

Seryl C-421.1

Stearoyl
(unsubstituted only) C-404.1

Styryl A-13.3

Suberoyl
(unsubstituted only) C-404.1

Succinamoyl C-431.2

Succinimido C-827.2

Succinimidoyl C-451.2

Succinyl
(preferred to butanedioyl) C-404.1

Sulfamoyl C-641.8

Sulfanilamido C-641.8

Sulfanilyl C-641.1, C-641.7

Sulfenamoyl C-641.8

Sulfeno C-641.2

Sulfido (ion) C-86.2, C-511.4

Sulfinamoyl C-641.8

Sulfino C-641.2

Sulfinyl C-631.2, C-661.3

Sulfo C-10.3, C-641.2

Sulfoamino C-661.2

Sulfonato C-86.1

Sulfonio (ion) C-82.1, C-85, C-87.1

Sulfonyl C-631.1, C-631.2, C-661.3

Sulfonyldioxy C-72.2, C-205.2

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]


Radical name	Formula	Based on rule no.

Quinazolinyl		B-2.11, B-5.11
Quinolinediyl		B-2.11, B-5.11
Quinolizinyl		B-2.11, B-5.11
Quinolyl		B-2.11, B-5.11
Quinoxalinyl		B-2.11, B-5.11
Quinuclidinyl		B-2.11, B-5.11

Rubicenyl		A-21.1, A-24.2

Salicyl (preferred to 2-hydroxybenzyl)		A-13.3, C-201.4
Salicylidene (preferred to 2-hydroxybenzylidene)		A-13.4, C-201.4
Salicyloyl (preferred to o-hydroxybenzoyl)		C-411.1
Sarcosyl		C-421.1
Sebacoyl (unsubstituted only)		C-404.1
Seleneno		C-701.1
Selenino		C-701.1
Seleninyl		C-701.1
Seleno		C-701.1
Selenocyanato		C-833.1
Selenoformyl		C-701.1
Selenonio	(ion)	C-82.1, C-85, C-87.1
Selenono		C-701.1
Selenonyl		C-701.1
Selenoureido		C-971.2, C-974.1
Selenoxo		C-701.1
Semicarbazido		C-981.2
Semicarbazono		C-982.1
Seryl		C-421.1
Stearoyl (unsubstituted only)		C-404.1
Styryl		A-13.3
Suberoyl (unsubstituted only)		C-404.1
Succinamoyl		C-431.2
Succinimido		C-827.2
Succinimidoyl		C-451.2
Succinyl (preferred to butanedioyl)		C-404.1
Sulfamoyl		C-641.8
Sulfanilamido		C-641.8
Sulfanilyl		C-641.1, C-641.7
Sulfenamoyl		C-641.8
Sulfeno		C-641.2
Sulfido	(ion)	C-86.2, C-511.4
Sulfinamoyl		C-641.8
Sulfino		C-641.2
Sulfinyl		C-631.2, C-661.3
Sulfo		C-10.3, C-641.2
Sulfoamino		C-661.2
Sulfonato		C-86.1
Sulfonio	(ion)	C-82.1, C-85, C-87.1
Sulfonyl		C-631.1, C-631.2, C-661.3
Sulfonyldioxy		C-72.2, C-205.2