Lysergene

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| ImageFile = Lysergene.svg

| ImageSize = 150px

| ImageAlt =

| IUPACName = 6-Methyl-8-methylidene-9,10-didehydroergoline

| SystematicName = (6aR)-7-Methyl-9-methylidene-4,6,6a,7,8,9-hexahydroindolo[4,3-fg]quinoline

| OtherNames = Lysergen; 9,10-Didehydro-6-methyl-8-methylene-ergoline

|Section1={{Chembox Identifiers

| CASNo = 478-91-1

| CASNo_Ref = {{cascite|correct|CAS}}

| UNII_Ref = {{fdacite|correct|FDA}}

| UNII = 553QH53YND

| PubChem = 12312578

| ChemSpiderID = 10390293

| InChI=1S/C16H16N2/c1-10-6-13-12-4-3-5-14-16(12)11(8-17-14)7-15(13)18(2)9-10/h3-6,8,15,17H,1,7,9H2,2H3/t15-/m1/s1

| InChIKey= MVCNPXUMKZNDRO-OAHLLOKOSA-N

| SMILES = CN1CC(=C)C=C2[C@H]1CC3=CNC4=CC=CC2=C34}}

|Section2={{Chembox Properties

| C=16 | H=16 | N=2

| Appearance =

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|Section3={{Chembox Hazards

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Lysergene is an ergot alkaloid.{{cite journal|pmid=8923801|year=1996|last1=Pertz|first1=H|title=Naturally occurring clavines: Antagonism/partial agonism at 5-HT2A receptors and antagonism at alpha 1-adrenoceptors in blood vessels|volume=62|issue=5|pages=387–92|doi=10.1055/s-2006-957922|journal=Planta Medica}}