Dikegulac |
![]() Last updated: 14/01/2021 |
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(Also known as: diprogulic acid; dikegulac acid) |
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Growth retardant for woody plants, usually used as the sodium salt | |
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Apical dominance in plant shoots | |
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Citrus; Deciduous, evergreen and conifer trees including chistmas trees; Ornamentals including begonia, fushia, petunia, verbena, oleander, viburnum | |
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Current | |
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circa 1975 |
UK regulatory status |
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Not approved | ||
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Expired | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Expired | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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Dikegulac is a chiral molecule | |
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C₁₂H₁₈O₇ | |
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CC1(OCC2C(O1)C3C(O2)(OC(O3)(C)C)C(=O)O)C | |
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CC1(OC[C@H]2[C@@H](O1)[C@H]3[C@@](O2)(OC(O3)(C)C)C(=O)O)C | |
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FWCBATIDXGJRMF-FLNNQWSLSA-N | |
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InChI=1S/C12H18O7/c1-10(2)15-5-6-7(17-10)8-12(16-6,9(13)14)19-11(3,4)18-8/h6-8H,5H2,1-4H3,(H,13,14) | |
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Yes |
General status |
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Plant growth regulator | |
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Unclassified | |
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Synthetic | |
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Decreases RNA synthesis, rapidly inhibits amino-acid uptake by cells | |
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18467-77-1 | |
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242-348-8 | |
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8109 | |
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65420 | |
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274.27 | |
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2,3:4,6-di-O-isopropylidene-a-L-xylo-2-hexulofuranosonic acid | |
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2,3:4,6-di-O-isopropylidene-α-L-xylo-2-hexulofuranosonic acid | |
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2,3:4,6-bis-O-(1-methylethylidene)-α-L-xylo-2-hexulofuranosonic acid | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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White to off-white odourless powder |
Formulations |
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20000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) 4 = Verified data |
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92 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) 4 = Verified data |
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100 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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2.00 X 1000 | Calculated | - | |||||||
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0.301 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) 4 = Verified data |
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1.28 | Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source |
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2.7 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
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Degradation |
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15 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
Non-persistent | |||||||
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Soil adsorption and mobility |
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- | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
Very mobile | |||||||
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10 | ||||||||||
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Fate indices |
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3.53 | Calculated | High leachability | ||||||||||||||||||||||||||
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2.70 X 10-01 | Calculated | - | |||||||||||||||||||||||||
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Low | Calculated | - | ||||||||||||||||||||||||||
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Very mobile | Calculated | - |
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Low risk | Q3 Q = Miscellaneous internet resources Based on LogP < 33 = Unverified data of known source |
Low risk | |||||||
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> 19000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Rat4 = Verified data |
Low | ||||||||
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> 50000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Anas platyrhynchos4 = Verified data |
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> 5000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Cyprinus carpio4 = Verified data |
Low | ||||||||
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> 10000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Daphnia magna4 = Verified data |
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9.6 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Lemna minor4 = Verified data |
Moderate | ||||||||
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60.0 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Chlorella vulgaris4 = Verified data |
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> 81.0 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
Moderate | |||||||
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General |
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High (class III) | - | - | ||||||||
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> 19000 | AC4 AC = EC Joint Research Centre ESIS European Chemical Substance Information Systems including EINECS, now integrated with the database provided by the European Chemicals Agency (ECHA) (click here ) Rat4 = Verified data |
Low | ||||||||
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Workers should not re-enter sprayed area for minimum of 12hrs. PPE/PPC required | ||||||||||
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Health issues |
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Harmful if inhaled |
Handling issues |
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No information available | |||
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Xn - Harmful: R22 Xi - Irritant: R36/37/38 |
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S22, S45, S36/37/39 | |||
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U (Unlikely to present an acute hazard) | |||
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dikegulac | ||
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Dikegulac | ||
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dikegulak | ||
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Record last updated: | 14/01/2021 |
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 |