Alkaloid definition

Alkaloid means the compounds, commonly referred to as true alkaloids, that contain a nitrogen heterocycle and originate from amino acids included in the following classes of compounds: pyrrolidine derivatives, tropane derivatives, pyrrolizidine derivatives, piperidine derivatives, quinolizidine derivatives, indolizidine derivatives, pyridine derivatives, isoquinoline derivatives, oxazole derivatives, isoxazole derivatives, thiazone derivatives, quinazoline derivatives, acridine derivatives, quinoline derivatives, indole derivatives, imadazole derivatives, and purine derivatives.
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Examples of Alkaloid in a sentence

  • Alstonerine, a New Indole Alkaloid from Alstonia muelleriana," J.M. Cook and P.W. LeQuesne, Chem.

  • Biomimetic Synthesis of the Bisindole Alkaloid Macralstonine," D.E. Burke, J.M. Cook, C.

  • Biomimetic Synthesis and Structure of the Bisindole Alkaloid Alstonisidine," D.E. Burke, J.M.Cook, and P.W. LeQuesne, Chem.

  • The Structure of Alstonisidine: A Novel Dimeric Indole Alkaloid," J.M. Cook and P.W. LeQuesne, J.

  • The design and installation of new service connections would be required to meet applicable City standards.

  • Partial Synthesis of The Antiamoebic Bisindole Alkaloid (-)-Macrocarpamine," T.

  • A Partial Synthesis of the Alstonia Bisindole Alkaloid Villalstonine," Y.

  • The Medicines and Poisons (Section 72) (Registered Pesticides 1080 and PAPP) Notice 2018 and Medicines and Poisons (Section 72) (Registered Pesticide Strychnine Alkaloid) Notice 2018, issued under the Medicines and Poisons Act 2014, impose conditions and restrictions on the sale, supply, possession and use of 1080, PAPP and Strychnine products.

  • The Medicines and Poisons (Section 72) (Registered Pesticides 1080 and PAPP) Notice 2018 and Medicines and Poisons (Section 72) (Registered Pesticide Strychnine Alkaloid) Notice 2018, also require a Code of Practice to be issued.

  • Wearing Zhu (PhD) - Enantiospecific Stereospecific Total Synthesis of the Oxindole Alkaloid (+)-Alstonisine and Stereocontrolled Total synthesis of (-)-11-Methoxy-17-epivincamajine as well as Studies Directed Toward the Total Synthesis of Nb-Demethyl-alstophylline,” Thesis defense completed in September 2004 (Esai Pharmaceuticals).J.

Related to Alkaloid

  • Cannabinoid means any of the chemical compounds that are the active constituents of marijuana.

  • Tetrahydrocannabinol means the natural or synthetic equivalents of the substances contained in the plant, or in the resinous extractives of, Cannabis sativa, or any synthetic substances, compounds, salts, or derivatives of the plant or chemicals and their isomers with similar chemical structure and pharmacological activity.

  • Polystyrene foam adhesive means an aerosol adhesive designed to bond polystyrene foam to substrates.

  • Cannabinoid extract means a substance obtained by separating cannabinoids from marijuana by:

  • Polystyrene foam means blown polystyrene and expanded and

  • Cannabinoid edible means food or potable liquid into which a cannabinoid concentrate, cannabinoid extract or dried marijuana leaves or flowers have been incorporated.

  • Receptor means enclosed spaces, conduits, protected groundwater sources, drinking and non-drinking water wells, surface water bodies, and public water systems which when impacted by chemicals of concern may result in exposure to humans and aquatic life, explosive conditions or other adverse effects on health, safety and the environment as specified in these rules.

  • Cyanoacrylate adhesive means any adhesive with a cyanoacrylate content of at least 95% by weight.

  • Halogen means one of the chemical elements chlorine, bromine or iodine.

  • Carcinogen means a chemical that causes an increased incidence of benign or malignant neoplasms, or a substantial decrease in the latency period between exposure and onset of neoplasms through oral or dermal exposure, or through inhalation exposure when the cancer occurs at nonrespiratory sites in at least one (1) mammalian species or man through epidemiological studies or clinical studies, or both.

  • Radionuclide means a radioactive element or a radioactive isotope.

  • coronavirus means severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2);

  • Isomer means all enantiomers and diastereomers.

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • thalassemia means a group of inherited disorders characterised by reduced or absent amounts of haemoglobin.

  • Opioid means a drug that produces an agonist effect on opioid receptors and is indicated or used for the treatment of pain.

  • haemophilia means an inheritable disease, usually affecting only male but transmitted by women to their male children, characterised by loss or impairment of the normal clotting ability of blood so that a minor would may result in fatal bleeding;

  • Total tetrahydrocannabinol means the sum of the percentage by weight of tetrahydrocannabinolic acid multiplied by eight hundred seventy-seven thousandths plus the percentage of weight of tetrahydrocannabinol.

  • Pyrolysis means the thermal degradation of a substance in the absence of any oxidising agent, which does not form part of the substance itself, to produce char and gas and/or liquid; and

  • Cannabinoid concentrate means a substance obtained by separating cannabinoids from marijuana by:

  • Embryo/fetus means the developing human organism from conception until the time of birth.

  • Cannabidiol means a finished preparation containing, of its total cannabinoid content, at least 98 percent cannabidiol and not more than 0.90 percent tetrahydrocannabinol by volume that has been extracted from marijuana or synthesized in a laboratory.

  • Biological Samples means any physical samples obtained from Study Participants in accordance with the Protocol for the purposes of the Study.

  • Additives means non-hydrocarbon compounds added to or blended with a product to modify its properties;

  • Compounds means any or all of the following chemicals, as the context requires:

  • Vaccine means a specially prepared antigen which, upon administration to a person, will result in immunity and, specifically for the purposes of this rule, shall mean influenza and pneumococcal vaccines.