narceine

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| ImageFile = Narceine.svg

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| PIN = 6-({6-[2-(Dimethylamino)ethyl]-4-methoxy-2H-1,3-benzodioxol-5-yl}acetyl)-2,3-dimethoxybenzoic acid

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|Section1={{Chembox Identifiers

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| UNII = CTT09X2F1M

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| StdInChI = 1S/C23H27NO8/c1-24(2)9-8-13-10-18-22(32-12-31-18)20(29-4)15(13)11-16(25)14-6-7-17(28-3)21(30-5)19(14)23(26)27/h6-7,10H,8-9,11-12H2,1-5H3,(H,26,27)

| StdInChIKey = DEXMFYZAHXMZNM-UHFFFAOYSA-N

| CASNo_Ref =

| CASNo = 131-28-2

| EINECS = 235-480-2

| PubChem = 8564

| ChemSpiderID = 8246

| SMILES = CN(C)CCC1=CC2=C(C(=C1CC(=O)C3=C(C(=C(C=C3)OC)OC)C(=O)O)OC)OCO2

| InChI = 1/C23H27NO8/c1-24(2)9-8-13-10-18-22(32-12-31-18)20(29-4)15(13)11-16(25)14-6-7-17(28-3)21(30-5)19(14)23(26)27/h6-7,10H,8-9,11-12H2,1-5H3,(H,26,27)

| InChIKey = DEXMFYZAHXMZNM-UHFFFAOYAJ

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| KEGG = C09591

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|Section2={{Chembox Properties

| C=23 | H=27 | N=1 | O=8

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|Section3={{Chembox Pharmacology

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Narceine is an opium alkaloid produced by the Papaver somniferum (opium poppy) plant.{{cite journal | title = Investigations on poppies | author = van Itallie, L. | journal = Annales Pharmaceutiques Françaises | year = 1946 | volume = 4 | pages = 156–160}} It is a bitter, crystalline compound with narcotic effects.{{citation needed|date=January 2015}} It was formerly used as a substitute for morphine.{{medcn|date=January 2015}} Its name is derived from the Greek {{lang|grc|νάρκη}} (nárkē), meaning numbness, and the postfix -ine referring to an alkaloid.