Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 2.13 | 1 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
arsenic acid arsenic acid: RN given refers to orthoarsenic acid(H3AsO4); see also sodium arsenate. arsenic acid : An arsenic oxoacid comprising one oxo group and three hydroxy groups attached to a central arsenic atom. | 2.13 | 1 | 0 | arsenic oxoacid | Escherichia coli metabolite |
methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 2.86 | 3 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
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. | 2.41 | 1 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
lactic acid Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 2.13 | 1 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite; Daphnia magna metabolite |
glycine [no description available] | 3.43 | 1 | 1 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
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. | 2.07 | 1 | 0 | carbon oxoanion | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.41 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
ciprofloxacin Ciprofloxacin: A broad-spectrum antimicrobial carboxyfluoroquinoline.. ciprofloxacin : A quinolone that is quinolin-4(1H)-one bearing cyclopropyl, carboxylic acid, fluoro and piperazin-1-yl substituents at positions 1, 3, 6 and 7, respectively. | 2.6 | 1 | 0 | aminoquinoline; cyclopropanes; fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone; zwitterion | antibacterial drug; antiinfective agent; antimicrobial agent; DNA synthesis inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; environmental contaminant; topoisomerase IV inhibitor; xenobiotic |
praziquantel azinox: Russian drug | 2.11 | 1 | 0 | isoquinolines | |
adiponitrile [no description available] | 2.6 | 1 | 0 | | |
siderite ferrous carbonate : A carbonate salt in which the counter-ion is iron in the +2 oxidation state. | 2.87 | 3 | 0 | carbonate mineral; carbonate salt; iron molecular entity; one-carbon compound | |
durapatite Durapatite: The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.. hydroxylapatite : A phosphate mineral with the formula Ca5(PO4)3(OH). | 2.41 | 1 | 0 | | |
sodium hydroxide Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 2.6 | 1 | 0 | alkali metal hydroxide | |
ferrous sulfide ferrous sulfide: RN given refers to cpd with MF of Fe-S; mackinawite & troilite both have MF Fe-S | 2.93 | 3 | 0 | | |
carbonates Carbonates: Salts or ions of the theoretical carbonic acid, containing the radical CO2(3-). Carbonates are readily decomposed by acids. The carbonates of the alkali metals are water-soluble; all others are insoluble. (From Grant & Hackh's Chemical Dictionary, 5th ed). carbonates : Organooxygen compounds that are salts or esters of carbonic acid, H2CO3. | 2.52 | 2 | 0 | carbon oxoanion | |
manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 2.08 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.05 | 1 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
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. | 2.6 | 1 | 0 | cadmium molecular entity; zinc group element atom | |
chromium Chromium: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.. chromium ion : An chromium atom having a net electric charge.. chromium atom : A chromium group element atom that has atomic number 24. | 2.17 | 1 | 0 | chromium group element atom; metal allergen | micronutrient |
uranium Uranium: A radioactive element of the actinide series of metals. It has an atomic symbol U, atomic number 92, and atomic weight 238.03. U-235 is used as the fissionable fuel in nuclear weapons and as fuel in nuclear power reactors. | 2.07 | 1 | 0 | actinoid atom; f-block element atom; monoatomic uranium | |
ferrous sulfate ferrous sulfate: Ferro-Gradumet is ferrous sulfate in controlled release form; RN given refers to Fe(+2)[1:1] salt. iron(2+) sulfate (anhydrous) : A compound of iron and sulfate in which the ratio of iron(2+) to sulfate ions is 1:1. Various hydrates occur naturally - most commonly the heptahydrate, which loses water to form the tetrahydrate at 57degreeC and the monohydrate at 65degreeC. | 2.05 | 1 | 0 | iron molecular entity; metal sulfate | reducing agent |
magnesium phosphate (2:3) [no description available] | 2.1 | 1 | 0 | inorganic magnesium salt | |
tricalcium phosphate tricalcium phosphate: a form of tricalcium phosphate used as bioceramic bone replacement material; see also records for alpha-tricalcium phosphate, beta-tricalcium phosphate, calcium phosphate; apatitic tricalcium phosphate Ca9(HPO4)(PO4)5(OH) is the calcium orthophosphate leading to beta tricalcium phosphate Ca3(PO4)2 (b-TCP). calcium phosphate : A calcium salt composed of calcium and phosphate/diphosphate ions; present in milk and used for the mineralisation of calcified tissues. | 2.47 | 2 | 0 | calcium phosphate | |
zinc phosphate zinc phosphate: RN given refers to unspecified Zn salt; see also record for ZINC PHOSPHATE CEMENT RN 7779-90-0; hopeite was non-print entry term to ZINC PHOSPHATE CEMENT 1982-91 | 2.21 | 1 | 0 | | |
ferric phosphate ferric phosphate: RN given refers to Fe(+3)[1:1] salt. iron(3+) phosphate : An inorganic phosphate having Fe(3+) as the counterion. | 2.78 | 3 | 0 | inorganic phosphate salt; inorganic phosphate; iron molecular entity | |
calcium sulfate dihydrate phosphogypsum: used as fertilizer and in construction materials such as bricks, plaster etc; contains 11 components; found as industrial waste | 2.6 | 1 | 0 | calcium salt; hydrate | |
chromium chromium hexavalent ion: a human respiratory carcinogen | 2.17 | 1 | 0 | chromium cation; monoatomic hexacation | |
3,3',5,5'-tetramethylbenzidine T1023: radioprotective NO-Synthase Inhibitor | 2.17 | 1 | 0 | | |
aluminum phosphate aluminum phosphate: gel used as immunologic adjuvent; RN given refers to Al salt | 3 | 4 | 0 | | |
anthraquinone-2,6-disulfonate anthraquinone-2,6-disulfonate: structure in first source. anthraquinone-2,6-disulfonic acid : A member of the class of anthraquinones that is 9,10-anthraquinone substituted at positions 2 and 6 by sulfo groups. | 2.17 | 1 | 0 | anthraquinone; arenesulfonic acid | |
goethite [no description available] | 3.19 | 2 | 0 | | |
strontium phosphate strontium phosphate: RN given refers to Sr salt without specified ratio | 2.1 | 1 | 0 | | |
peroxymonosulfate peroxymonosulfate: oxidizing agent in prevention of tooth discoloration; RN given refers to ion(2-) | 2.6 | 1 | 0 | sulfur oxide; sulfur oxoanion | |
fenton's reagent Fenton's reagent: used for oxidizing sugars & alcohols | 2.6 | 1 | 0 | | |
iron-ethylenediamine-n,n'-bis(2-hydroxyphenylacetic acid) [no description available] | 2.05 | 1 | 0 | | |
riboflavin vitamin B2 : Any member of a group of vitamers that belong to the chemical structural class called flavins that exhibit biological activity against vitamin B2 deficiency. Symptoms associated with vitamin B2 deficiency include glossitis, seborrhea, angular stomaitis, cheilosis and photophobia. The vitamers include riboflavin and its phosphate derivatives (and includes their salt, ionised and hydrate forms). | 3.43 | 1 | 1 | flavin; vitamin B2 | anti-inflammatory agent; antioxidant; cofactor; Escherichia coli metabolite; food colouring; fundamental metabolite; human urinary metabolite; mouse metabolite; photosensitizing agent; plant metabolite |
pyrophosphate Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 2.03 | 1 | 0 | diphosphate ion | |
lithium Lithium: An element in the alkali metals family. It has the atomic symbol Li, atomic number 3, and atomic weight [6.938; 6.997]. Salts of lithium are used in treating BIPOLAR DISORDER. | 2.74 | 3 | 0 | alkali metal atom | |
strontium Strontium: An element of the alkaline earth family of metals. It has the atomic symbol Sr, atomic number 38, and atomic weight 87.62. | 2.1 | 1 | 0 | alkaline earth metal atom | |
arsenic Arsenic: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed) | 2.63 | 2 | 0 | metalloid atom; pnictogen | micronutrient |
sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 3.41 | 3 | 0 | chalcogen; nonmetal atom | macronutrient |
phosphorus Phosphorus: A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. | 7.16 | 36 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
ferrihydrite ferric oxyhydroxide: an antiferromagnetic material; constitutes the core of natural ferritin; mol form 5Fe2O3.9H2O | 3.36 | 5 | 0 | | |
mocetinostat mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 2.17 | 1 | 0 | aminopyrimidine; benzamides; pyridines; secondary amino compound; secondary carboxamide; substituted aniline | antineoplastic agent; apoptosis inducer; autophagy inducer; cardioprotective agent; EC 3.5.1.98 (histone deacetylase) inhibitor; hepatotoxic agent |
struvite Struvite: The mineral magnesium ammonium phosphate with the formula NH4MgPO4. It is associated with urea-splitting organisms in a high magnesium, high phosphate, alkaline environment. Accumulation of crystallized struvite is found in the urinary tract as struvite CALCULI and as scale on sewage system equipment and wastewater pipes. | 3.31 | 1 | 0 | hydrate; phosphate mineral | fertilizer |
chlorophyll a Chlorophyll: Porphyrin derivatives containing magnesium that act to convert light energy in photosynthetic organisms.. chlorophyll : A family of magnesium porphyrins, defined by the presence of a fifth ring beyond the four pyrrole-like rings. The rings can have various side chains which usually include a long phytol chain. | 2.05 | 1 | 0 | chlorophyll; methyl ester | cofactor |
olivine olivine: sand of primarily magnesium iron silicate, containing low levels of free silica; suggested as a less injurious substitute for silica quartz in foundries; RN in Chemline for unspecified composition: 1317-71-1 | 2.03 | 1 | 0 | | |
jarosite [no description available] | 2.25 | 1 | 0 | | |