Emamectin B1a |
![]() Last updated: 13/04/2023 |
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(Not known by any other names) |
Data alerts |
The following alerts are based on the data in the tables below. An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement.
Environmental fate | Ecotoxicity | Human health |
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A naturally occuring soil Actinomycete effective against caterpillars in particular but also helps control mites, thrips and leaf miners. | |
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Current | |
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1997, Israel and Japan; 1999, USA | |
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Chemical structure |
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Emamectin B1a is a complex molecule with multiple chiral centres. | |
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C₄₉H₇₅NO₁₃ | |
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CCC(C)C1C(C=CC2(O1)CC3CC(O2)CC=C(C(C(C=CC=C4COC5C4(C(C=C(C5O)C)C(=O)O3)O)C)OC6CC(C(C(O6)C)OC7CC(C(C(O7)C)NC)OC)OC)C)C | |
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CC[C@H](C)[C@@H]1[C@H](C=C[C@@]2(O1)C[C@@H]3C[C@H](O2)C/C=C(/[C@H]([C@H](/C=C/C=C/4\CO[C@H]5[C@@]4([C@@H](C=C([C@H]5O)C)C(=O)O3)O)C)O[C@H]6C[C@@H]([C@H]([C@@H](O6)C)O[C@H]7C[C@@H]([C@@H]([C@@H](O7)C)NC)OC)OC)\C)C | |
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CXEGAUYXQAKHKJ-COFQVFHOSA-N | |
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InChI=1S/C49H75NO13/c1-12-26(2)44-29(5)18-19-48(63-44)24-35-21-34(62-48)17-16-28(4)43(27(3)14-13-15-33-25-56-46-42(51)30(6)20-36(47(52)59-35)49(33,46)53)60-40-23-38(55-11)45(32(8)58-40)61-39-22-37(54-10)41(50-9)31(7)57-39/h13-16,18-20,26-27,29,31-32,34-46,50-51,53H,12,17,21-25H2,1-11H3/b14-13+,28-16+,33-15+/t26-,27-,29-,31-,32-,34+,35-,36-,37-,38-,39-,40-,41+,42+,43-,44+,45-,46+,48+,49+/m0/s1 | |
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General status |
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Micro-organism | |
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Non-systemic, acts by causing insect paralysis. Glutamate-gated chloride channel (GluCl) allosteric modulator. | |
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121124-29-6 | |
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791 | |
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886.1 | |
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(10E,14E,16E)-(1R,4S,5S,6S,6R,8R,12S,13S,20R,21R,24S)-6-[(S)-secbutyl]-21,24-dihydroxy-5,11,13,22-tetramethyl-2-oxo-(3,7,19-trioxatetracyclo[15.6.1.1.0]pentacosa-10,14,16,22-tetraene)-6-spiro-2Œ-(5,6-dihydro-2H-pyran)-12-yl 2,6-dideoxy-3-O-methyl-4-O-(2,4,6-trideoxy-3-O-methyl-4-methylamino-α-L-lyxo-hexapyranosyl)-)α-L-arabino-hexapyranoside | |
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(4R)-5-O-demethyl-4-deoxy-4-(methylamino)avermectin A1a | |
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Formulations |
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21 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
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5.0 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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Soluble | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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Regulatory data - observed in metabolism and farm animal feeding studies | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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Degradation |
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Soil adsorption and mobility |
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Fate indices |
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Known soil metabolites |
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Known groundwater metabolites |
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Terrestrial ecotoxicology |
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Aquatic ecotoxicology |
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General |
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High (class III) | - | - | ||||||||
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Health issues |
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May cause climical tremors |
Handling issues |
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Not explosive or oxidising Not explected to auto-ignite, Not highly flammable |
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Health: H301, H311, H331, H372, H318, H319 Environment: H400 |
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Not listed (Not listed) | |||
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Emamectin B1a | ||
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Record last updated: | 13/04/2023 |
Contact: | aeru@herts.ac.uk |
Please cite as: | Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal, 22(4), 1050-1064. DOI: 10.1080/10807039.2015.1133242 |