| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
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). | 2.41 | 1 | 0 | alkane;
gas molecular entity;
mononuclear parent hydride;
one-carbon compound | bacterial metabolite;
fossil fuel;
greenhouse gas |
oxalic acid
Oxalic Acid: A strong dicarboxylic acid occurring in many plants and vegetables. It is produced in the body by metabolism of glyoxylic acid or ascorbic acid. It is not metabolized but excreted in the urine. It is used as an analytical reagent and general reducing agent.. oxalic acid : An alpha,omega-dicarboxylic acid that is ethane substituted by carboxyl groups at positions 1 and 2. | 7.47 | 2 | 0 | alpha,omega-dicarboxylic acid | algal metabolite;
human metabolite;
plant metabolite |
sulfuric acid
sulfuric acid : A sulfur oxoacid that consists of two oxo and two hydroxy groups joined covalently to a central sulfur atom. | 2.05 | 1 | 0 | sulfur oxoacid | catalyst |
ofloxacin
Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 7.41 | 1 | 0 | 3-oxo monocarboxylic acid;
N-arylpiperazine;
N-methylpiperazine;
organofluorine compound;
oxazinoquinoline | |
sulfanilamide
[no description available] | 2.15 | 1 | 0 | substituted aniline;
sulfonamide antibiotic;
sulfonamide | antibacterial agent;
drug allergen;
EC 4.2.1.1 (carbonic anhydrase) inhibitor |
durene
durene: structure. durene : A tetramethylbenzene carrying methyl groups at positions 1, 2, 4 and 5. | 2.41 | 1 | 0 | tetramethylbenzene | |
potassium hydroxide
potassium hydroxide: RN given refers to cpd with MF of K-OH | 2.05 | 1 | 0 | alkali metal hydroxide | |
neon
Neon: A noble gas with the atomic symbol Ne, atomic number 10, and atomic weight 20.18. It is found in the earth's crust and atmosphere as an inert, odorless gas and is used in vacuum tubes and incandescent lamps. | 1.99 | 1 | 0 | monoatomic neon;
noble gas atom;
p-block element atom | |
thorium
Thorium: A radioactive element of the actinide series of metals. It has an atomic symbol Th, atomic number 90, and atomic weight 232.04. It is used as fuel in nuclear reactors to produce fissionable uranium isotopes. Because of its radioopacity, various thorium compounds are used to facilitate visualization in roentgenography. | 7.04 | 1 | 0 | actinoid atom;
f-block element atom | |
titanium
Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts with atomic number, 22, atomic weight, 47.867 and symbol, Ti; specific gravity, 4.5; used for fixation of fractures. | 9.77 | 29 | 0 | titanium group element atom | |
vanadium
Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs. | 2.07 | 1 | 0 | elemental vanadium;
vanadium group element atom | micronutrient |
zirconium
Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr. | 2.77 | 3 | 0 | titanium group element atom | |
barium sulfate
Barium Sulfate: A compound used as an x-ray contrast medium that occurs in nature as the mineral barite. It is also used in various manufacturing applications and mixed into heavy concrete to serve as a radiation shield.. barium sulfate : A metal sulfate with formula BaO4S. Virtually insoluble in water at room temperature, it is mostly used as a component in oil well drilling fluid it occurs naturally as the mineral barite. | 2.07 | 1 | 0 | barium salt;
inorganic barium salt;
metal sulfate | radioopaque medium |
titanium dioxide
titanium dioxide: used medically as protectant against externally caused irritation & sunlight; high concentrations of dust may cause irritation to respiratory tract; RN given refers to titanium oxide (TiO2); structure. titanium dioxide : A titanium oxide with the formula TiO2. A naturally occurring oxide sourced from ilmenite, rutile and anatase, it has a wide range of applications. | 8.82 | 10 | 0 | titanium oxides | food colouring |
zircon
zircon: RN given refers to Zr(+4)[1:1] salt; structure | 2.49 | 2 | 0 | | |
fenton's reagent
Fenton's reagent: used for oxidizing sugars & alcohols | 2.15 | 1 | 0 | | |
lead
Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. | 2 | 1 | 0 | carbon group element atom;
elemental lead;
metal atom | neurotoxin |
tin
[no description available] | 1.99 | 1 | 0 | carbon group element atom;
elemental tin;
metal atom | micronutrient |
barium
Barium: An element of the alkaline earth group of metals. It has an atomic symbol Ba, atomic number 56, and atomic weight 138. All of its acid-soluble salts are poisonous. | 2 | 1 | 0 | alkaline earth metal atom;
elemental barium | |
aluminum
Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 2.02 | 1 | 0 | boron group element atom;
elemental aluminium;
metal atom | |
bismuth
Bismuth: A metallic element that has the atomic symbol Bi, and atomic number 83. Its principal isotope is Bismuth 209. | 2.41 | 1 | 0 | metal atom;
pnictogen | |
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. | 2.08 | 1 | 0 | chalcogen;
nonmetal atom | macronutrient |
silicon
Silicon: A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si, atomic number 14, and atomic weight [28.084; 28.086]. | 2.02 | 1 | 0 | carbon group element atom;
metalloid atom;
nonmetal atom | |
radium
Radium: A radioactive element of the alkaline earth series of metals. It has the atomic symbol Ra and atomic number 88. Radium is the product of the disintegration of URANIUM and is present in pitchblende and all ores containing uranium. It is used clinically as a source of beta and gamma-rays in radiotherapy, particularly BRACHYTHERAPY. | 2.08 | 1 | 0 | alkaline earth metal atom | |
bismuth oxychloride
bismuth oxychloride: active against rotaviruses and enteric viruses | 2.41 | 1 | 0 | | |
ferrihydrite
ferric oxyhydroxide: an antiferromagnetic material; constitutes the core of natural ferritin; mol form 5Fe2O3.9H2O | 2.6 | 1 | 0 | | |
perovskite
calcium titanate : A calcium salt with the formula CaTiO3, generally obtained in the form of the mineral perovskite. | 2.93 | 4 | 0 | | |
tetracycline
Tetracycline: A naphthacene antibiotic that inhibits AMINO ACYL TRNA binding during protein synthesis.. tetracycline : A broad-spectrum polyketide antibiotic produced by the Streptomyces genus of actinobacteria. | 2.41 | 1 | 0 | | |
lead radioisotopes
Lead Radioisotopes: Unstable isotopes of lead that decay or disintegrate emitting radiation. Pb atoms with atomic weights 194-203, 205, and 209-214 are radioactive lead isotopes. | 2.08 | 1 | 0 | | |
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 | 1.99 | 1 | 0 | | |
2-naphthol orange
2-naphthol orange: structure; see also record for C.I. Solvent Orange 2 | 2.15 | 1 | 0 | | |