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Radical name | Formula | Based on rule no. |
Maleoyl (preferred to cis-butenedioyl) |
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C-404.1 |
Malonyl (preferred to propanedioyl) |
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C-404.1 |
Maloyl (preferred to hydroxybutaedioyl) |
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C-411.1 |
Menthenyl | ![]() |
A-73.1, A-75.2 |
Menthyl | ![]() |
A-72.1, A-75.2 |
Mercapto | ![]() |
C-10.3, C-511.1 |
Mesaconoyl (unsubstituted only) |
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C-404.1 |
Mesityl | ![]() |
A-13.1 |
Mesoxalo | ![]() |
C-416.3 |
Mesoxalyl | ![]() |
C-416.3 |
Mesyl | ![]() |
C-641.7 |
Methacryloyl (preferred to 2-methylpropenoyl) |
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C-404.1 |
Methaneazo | ![]() |
C-911.2 |
Methaneazoxy | ![]() |
C-913.1 |
Methanesulfinamido | ![]() |
C-641.8 |
Methanesulfinyl | ![]() |
C-631.1 |
Methanesulfonamido | ![]() |
C-641.8 |
methanesulfonyl, see Mesyl |
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methanoyl, see Formyl |
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Methionyl | ![]() |
C-421.1 |
Methoxalyl | ![]() |
C-405.2 |
Methoxy | ![]() |
C-205.1 |
methoxybenzoyl, see Anisoyl |
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Methoxycarbonyl | ![]() |
C-463.3 |
Methoxyimino | ![]() |
C-842.2 |
Methoxyphenyl | ![]() |
A-13.1 |
Methoxysulfinyl | ![]() |
C-641.6 |
Methoxysulfonyl | ![]() |
C-641.6 |
Methoxy(thiosulfonyl) | ![]() |
C-641.6 |
Methyl | ![]() |
A-1.2 |
a-methylacryloyl, see Methacryloyl |
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Methylallyl | ![]() |
A-3.5 |
Methylamino | ![]() |
C-811.4 |
Methylazo | ![]() |
C-912.3 |
Methylazoxy | ![]() |
C-913.1 |
methylbenzenecarbonoyl, see Toluoyl |
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a-Methylbenzyl | ![]() |
A-13.3 |
Methylbenzyl | ![]() |
A-13.3 |
3-methylbutanoyl, see Isovaleryl |
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cis-Methylbytenedioyl | ![]() |
C-404.1 |
trans-Methylbytenedioyl | ![]() |
C-404.1 |
Methyldithio | ![]() |
C-515.1 |
Methylene | ![]() ![]() |
A-4.1 |
Methylenedioxy | ![]() |
C-72.2, C-205.2, C-212.3 |
3,4-methylenedioxybenzoyl, see Piperonyloyl |
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5-Methylhexyl | ![]() |
A-2.25 |
Methylidyne | ![]() |
A-4.1 |
1-Methylpentyl | ![]() |
A-2.25 |
2-Methylpentyl | ![]() |
A-2.25 |
2-methylpropenoyl, see Methacryloyl |
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Methylsulfinimidoyl | ![]() |
C-642 |
Methylsulfinohydrazonoyl | ![]() |
C-642.2 |
Methylsulfinohydroximoyl | ![]() |
C-642.2 |
Methylsulfinyl | ![]() |
C-631.1 |
Methylsulfinylamino | ![]() |
C-641.7, C-641.8, C-823.1 |
Methylsulfonimidoyl | ![]() |
C-642 |
Methylsulfonohydrazonoyl | ![]() |
C-642 |
Methylsulfonohydroxamoyl | ![]() |
C-642 |
methylsulfonyl, see Mesyl |
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Methylthio | ![]() |
C-514.1 |
(Methylthio)sulfonyl | ![]() |
C-641.6 |
1-methylvinyl, see Isopropenyl |
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Morpholino (4-position only) | ![]() |
B-2.12, B-5.11 |
Morpholinyl (3- shown) | ![]() |
B-2.12, B-5.11 |
Myristoyl (unsubstituted only) |
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C-404.1 |
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