Substance | Relationship Strength | Studies | Trials | Classes | Roles |
citric acid, anhydrous Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 2.02 | 1 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
bupropion Bupropion: A propiophenone-derived antidepressant and antismoking agent that inhibits the uptake of DOPAMINE.. bupropion : An aromatic ketone that is propiophenone carrying a tert-butylamino group at position 2 and a chloro substituent at position 3 on the phenyl ring. | 2.17 | 1 | 0 | aromatic ketone; monochlorobenzenes; secondary amino compound | antidepressant; environmental contaminant; xenobiotic |
hydrogen carbonate Bicarbonates: Inorganic salts that contain the -HCO3 radical. They are an important factor in determining the pH of the blood and the concentration of bicarbonate ions is regulated by the kidney. Levels in the blood are an index of the alkali reserve or buffering capacity.. hydrogencarbonate : The carbon oxoanion resulting from the removal of a proton from carbonic acid. | 1.99 | 1 | 0 | carbon oxoanion | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 2.25 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
triphosphoric acid triphosphoric acid: used as water softener, peptizing agent, emulsifier & dispersing agent; ingredient of cleansers; meat preservative; RN given refers to parent cpd; structure | 2.02 | 1 | 0 | acyclic phosphorus acid anhydride; phosphorus oxoacid | |
sulfites Sulfites: Inorganic salts of sulfurous acid.. sulfites : Any sulfurous acid derivative that is a salt or an ester of sulfurous acid.. organosulfonate oxoanion : An organic anion obtained by deprotonation of the sufonate group(s) of any organosulfonic acid.. sulfite : A sulfur oxoanion that is the conjugate base of hydrogen sulfite (H2SO3). | 2.04 | 1 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | |
etidronate Etidronic Acid: A diphosphonate which affects calcium metabolism. It inhibits ectopic calcification and slows down bone resorption and bone turnover.. etidronic acid : A 1,1-bis(phosphonic acid) that is (ethane-1,1-diyl)bis(phosphonic acid) having a hydroxy substituent at the 1-position. It inhibits the formation, growth, and dissolution of hydroxyapatite crystals by chemisorption to calcium phosphate surfaces. | 2.95 | 4 | 0 | 1,1-bis(phosphonic acid) | antineoplastic agent; bone density conservation agent; chelator |
pamidronate [no description available] | 2.03 | 1 | 0 | phosphonoacetic acid | |
prednisolone Prednisolone: A glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states.. prednisolone : A glucocorticoid that is prednisone in which the oxo group at position 11 has been reduced to the corresponding beta-hydroxy group. It is a drug metabolite of prednisone. | 2.04 | 1 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | adrenergic agent; anti-inflammatory drug; antineoplastic agent; drug metabolite; environmental contaminant; immunosuppressive agent; xenobiotic |
edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 2.44 | 2 | 0 | ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid | anticoagulant; antidote; chelator; copper chelator; geroprotector |
ampicillin Ampicillin: Semi-synthetic derivative of penicillin that functions as an orally active broad-spectrum antibiotic.. ampicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-amino-2-phenylacetamido group. | 2.03 | 1 | 0 | beta-lactam antibiotic; penicillin allergen; penicillin | antibacterial drug |
acetonitrile acetonitrile: RN given refers to unlabeled cpd. acetonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a methyl group. | 1.99 | 1 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 2.17 | 1 | 0 | dialdehyde | biomarker |
(ethylenedinitrilo)-tetramethylenephosphonic acid (ethylenedinitrilo)-tetramethylenephosphonic acid: structure; RN given refers to parent cpd | 1.99 | 1 | 0 | | |
tetrabutylammonium tetrabutylammonium: lipophilic probe; RN given refers to parent cpd | 1.99 | 1 | 0 | quaternary ammonium ion | |
methylene diphosphonate medronic acid : A 1,1-bis(phosphonic acid) consisting of methane substituted by two phosphonic acid groups. | 2.03 | 1 | 0 | 1,1-bis(phosphonic acid) | bone density conservation agent; chelator |
glyphosphine glyphosine : A tertiary amino compound that consists of glycine bearing two N-phosphonomethyl substituents. | 2.03 | 1 | 0 | glycine derivative; phosphonic acids; tertiary amino compound | plant growth retardant |
cadmium Cadmium: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.41. It is a metal and ingestion will lead to CADMIUM POISONING.. elemental cadmium : An element in the zinc group of the periodic table with atomic number 48, atomic mass 112, M.P. 321degreeC, and B.P. 765degreeC). An odourless, tasteless, and highly poisonous soft, ductile, lustrous metal with electropositive properties. It has eight stable isotopes: (106)Cd, (108)Cd,(110)Cd, (111)Cd, (112)Cd, (113)Cd, (114)Cd and (116)Cd, with (112)Cd and (114)Cd being the most common. | 2.03 | 1 | 0 | cadmium molecular entity; zinc group element atom | |
cerium Cerium: An element of the rare earth family of metals. It has the atomic symbol Ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications. | 2.44 | 2 | 0 | f-block element atom; lanthanoid atom | |
sodium sulfite [no description available] | 2.04 | 1 | 0 | inorganic sodium salt; sulfite salt | food preservative; reducing agent |
chlorine Chlorine: An element with atomic symbol Cl, atomic number 17, and atomic weight 35, and member of the halogen family. | 2.02 | 1 | 0 | diatomic chlorine; gas molecular entity | bleaching agent |
clodronic acid Clodronic Acid: A diphosphonate which affects calcium metabolism. It inhibits bone resorption and soft tissue calcification.. clodronic acid : An organochlorine compound that is methylene chloride in which both hydrogens are replaced by phosphonic acid groups. It inhibits bone resorption and soft tissue calcification, and is used (often as the disodium salt tetrahydrate) as an adjunct in the treatment of severe hypercalcaemia associated with malignancy, and in the management of osteolytic lesions and bone pain associated with skeletal metastases. | 2.03 | 1 | 0 | 1,1-bis(phosphonic acid); one-carbon compound; organochlorine compound | antineoplastic agent; bone density conservation agent |
transferrin Transferrin: An iron-binding beta1-globulin that is synthesized in the LIVER and secreted into the blood. It plays a central role in the transport of IRON throughout the circulation. A variety of transferrin isoforms exist in humans, including some that are considered markers for specific disease states. | 1.97 | 1 | 0 | | |
aluminum oxide hydroxide aluminum oxide hydroxide: RN given refers to Al2O3.xH2O | 2.05 | 1 | 0 | aluminium hydroxides; aluminium oxides | |
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.17 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
6-amino-1-hydroxyhexane-1,1-diphosphonate 6-amino-1-hydroxyhexane-1,1-diphosphonate: used for therapy of Paget's disease of bone & malignant hypercalcaemia | 2.03 | 1 | 0 | 1,1-bis(phosphonic acid) | |
diethylenetriaminepenta(methylenephosphonic) acid diethylenetriaminepenta(methylenephosphonic) acid: RN given refers to parent cpd; used with 113mIn for bone scanning | 2.45 | 2 | 0 | | |
cobalt Cobalt: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.. cobalt(1+) : A monovalent inorganic cation obtained from cobalt.. cobalt atom : A cobalt group element atom that has atomic number 27. | 1.97 | 1 | 0 | cobalt group element atom; metal allergen | micronutrient |
imidodiphosphonic acid imidodiphosphonic acid: in combination with technetrium, a superior radiopharmaceutical for myocardial infarct imaging; RN given refers to parent cpd | 2.03 | 1 | 0 | | |
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 3.27 | 6 | 0 | divalent inorganic anion; phosphite ion | |
ferric hydroxide ferric hydroxide: additional RNs for iron hydroxide oxide: 11115-92-7, 20344-49-4; RN for unspecified iron hydroxide: 11113-66-9 | 2.53 | 2 | 0 | | |
pyrophosphate Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 1.97 | 1 | 0 | diphosphate ion | |
sodium metabisulfite sodium metabisulfite: request from searcher; RN given refers to disulfurous acid, di-Na salt. sodium disulfite : An inorganic sodium salt composed of sodium and disulfite ions in a 2:1 ratio. | 2.04 | 1 | 0 | inorganic sodium salt | food antioxidant |
naloxone Naloxone: A specific opiate antagonist that has no agonist activity. It is a competitive antagonist at mu, delta, and kappa opioid receptors.. naloxone : A synthetic morphinane alkaloid that is morphinone in which the enone double bond has been reduced to a single bond, the hydrogen at position 14 has been replaced by a hydroxy group, and the methyl group attached to the nitrogen has been replaced by an allyl group. A specific opioid antagonist, it is used (commonly as its hydrochloride salt) to reverse the effects of opioids, both following their use of opioids during surgery and in cases of known or suspected opioid overdose. | 2.17 | 1 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary alcohol | antidote to opioid poisoning; central nervous system depressant; mu-opioid receptor antagonist |
morphine Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn. | 2.17 | 1 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary amino compound | anaesthetic; drug allergen; environmental contaminant; geroprotector; mu-opioid receptor agonist; opioid analgesic; plant metabolite; vasodilator agent; xenobiotic |
aluminum oxide Aluminum Oxide: An oxide of aluminum, occurring in nature as various minerals such as bauxite, corundum, etc. It is used as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements and refractories. | 2.05 | 1 | 0 | | |
oligonucleotides [no description available] | 2.44 | 2 | 0 | | |
sodium hypochlorite Sodium Hypochlorite: It is used as an oxidizing and bleaching agent and as a disinfectant. (From Grant & Hackh's Chemical Dictionary, 5th ed). sodium hypochlorite : An inorganic sodium salt in which hypochlorite is the counterion. It is used as a bleaching and disinfecting agent and is commonly found in household bleach. | 2.02 | 1 | 0 | inorganic sodium salt | bleaching agent; disinfectant |