4131 Echimidine Echimidine is a solid compound with the chemical formula C20H31NO7 and an average molecular weight of 397.46 g/mol. It is exogenous in origin. Echimidine belongs to the alkaloids and derivatives, a superclass within the organic compounds. This substance has been found in or released from 14 recorded sources across multiple sectors. In the healthcare, pharmaceuticals, and veterinary products sector, it is associated with medical devices. Within the food, food processing, and cookware sector, it is linked to food packaging. It is present in drinking water and water supply systems. In the energy, oil, and gas sector, it is found in lubricants. Furthermore, it is recorded in electrical and electronic equipment, including batteries, printed circuit boards, capacitors, wires and cables, and cell phones, as well as one additional item in that category. In the textiles, leather, and furnishings sector, it is found in synthetic textiles and carpets and rugs. Two additional sectors are also recorded as sources. Exposure to echimidine can occur through inhalation, oral ingestion, and touch. 520-68-3 5281729 C20H31NO7 White powder. No indication of carcinogenicity to humans (not listed by IARC). Echimidine is a major hepatotoxic dehydropyrrolizidine alkaloid toxin produced by Echium plantagineum. It can be detected in honey produced by bees foraging on Echium plantagineum. 2014-08-29T05:03:27Z 2026-05-20T18:28:01Z C10299 true [H]\C(C)=C(/C)C(=O)O[C@]1([H])CCN2CC=C(COC(=O)[C@@](O)([C@]([H])(C)O)C(C)(C)O)[C@]12[H] C20H31NO7 InChI=1S/C20H31NO7/c1-6-12(2)17(23)28-15-8-10-21-9-7-14(16(15)21)11-27-18(24)20(26,13(3)22)19(4,5)25/h6-7,13,15-16,22,25-26H,8-11H2,1-5H3/b12-6-/t13-,15+,16+,20-/m0/s1 HRSGCYGUWHGOPY-LYHHMGRNSA-N 397.4626 397.210052351 Exogenous Solid CHEMBL2269162 4445044 CHEM003037 DTXSID501020028 NS00067006 116.53000000000002 103.37739999999998 41.65543602576242 9 6 3 10.546860581751375 7.135902656484478 1 2 0.98 -2.25 2.24e+00 g/l Organic compounds Alkaloids and derivatives 139 CED0017151 HRSGCYGUWHGOPY-LYHHMGRNSA-N 4001000000000000020080020020200000001000000000000000000010000000000200100000000000000000000000000080100080000000000000000000000000000200000020000000400000400000002000004000030000000080004000000100000201020000000800000000000000000002010000000000000000000050000000004000000000000000020000000000008000000000000000000000000000000000800404002000000008000000800000000000000000800000000000000000000000000000004000000000000000000004000000000000000000000400000000000000000a000040000000080400000000000000080000000040000000 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 776t3gAAAAAQAAAAAwAAAAAAAAAcAAAAHQAAAIABBgA4AAAAAwEEBgBgAAAA AQMGACgAAAADBAYAYAAAAAEDBgAoAAAAAwQIACgAAAADAggAKAAAAAMCBiA0 AAAAAgEEBgBgAAAAAgIGAGAAAAACAgcAIAAAAAMGAGAAAAACAgYAaAAAAAMD AQYAKAAAAAMEBgBgAAAAAgIIACgAAAADAgYAKAAAAAMECAAoAAAAAwIGICQA AAABBAgAYAAAAAEBBiA0AAAAAgEEBgBgAAAAAQMIAGAAAAABAQYAIAAAAAQG AGAAAAABAwYAYAAAAAEDCABgAAAAAQEGIDQAAAACAQQLAAEEAwACKgICAgEE AgMEBAIEIAQFKAIEBiAGBwAHCAAICQAJCgAKCwALDAAMDQgCDQ4ADg8ADxAg EBEoAhASABITABIUABQVABQWABIXABcYABcZABcaAA0bABsHABsKAEICAAAA BQcICQobBQsKGw0MFwQAAAAAAAAAFg== 2026-09-19T04:01:05Z