Chemistry Compound Library — Formulas, Properties & Safety Data
Explore our library of 85 chemistry compounds with molecular formulas, physical properties, thermodynamic data, safety information, and interactive 3D models. A free educational resource for students, teachers, and chemistry enthusiasts.
🏠 Everyday & Household
Common chemicals found in homes and daily life
Water
Everyday & HouseholdH2O
The most abundant compound on Earth's surface, essential for all known life.
Sodium Chloride (Table Salt)
Everyday & HouseholdNaCl
Common table salt, an essential mineral for human physiology and one of the most widely used food additives.
Sucrose (Table Sugar)
Everyday & HouseholdC12H22O11
The common disaccharide known as table sugar, composed of glucose and fructose, used as a primary sweetener worldwide.
Ethanol (Ethyl Alcohol)
Everyday & HouseholdC2H5OH
The alcohol found in alcoholic beverages; also widely used as a disinfectant, solvent, and fuel additive.
Acetic Acid (Vinegar)
Everyday & HouseholdCH3COOH
The main component of vinegar, a weak carboxylic acid widely used in food preservation and as a household cleaner.
Sodium Bicarbonate (Baking Soda)
Everyday & HouseholdNaHCO3
Common baking soda, used as a leavening agent in baking, antacid for heartburn, and mild household cleaner.
Hydrogen Peroxide
Everyday & HouseholdH2O2
A mild antiseptic and bleaching agent; concentrated forms are powerful oxidizers used in rocket propellants.
Sodium Hypochlorite (Bleach)
Everyday & HouseholdNaClO
Household bleach in dilute aqueous form; a powerful disinfectant used in water treatment, laundry, and cleaning.
Calcium Carbonate
Everyday & HouseholdCaCO3
Chalk, limestone, and marble are all forms of calcium carbonate; also used as an antacid and dietary calcium supplement.
💊 Pharmaceuticals & Drugs
Medicines, analgesics, antibiotics, and active pharmaceutical ingredients
Aspirin
Pharmaceuticals & DrugsC9H8O4
One of the most widely used drugs in history, Aspirin relieves pain and reduces inflammation by inhibiting COX enzymes.
Acetaminophen (Paracetamol)
Pharmaceuticals & DrugsC8H9NO2
The world's most widely used OTC pain reliever and fever reducer, sold as Tylenol and Panadol.
Ibuprofen
Pharmaceuticals & DrugsC13H18O2
A common NSAID sold as Advil and Motrin, used to relieve pain, fever, and inflammation.
Caffeine
Pharmaceuticals & DrugsC8H10N4O2
The world's most widely consumed psychoactive substance, found naturally in coffee, tea, and cacao.
Penicillin G
Pharmaceuticals & DrugsC16H18N2O4S
The first antibiotic ever discovered, Penicillin G works by inhibiting bacterial cell wall synthesis.
Morphine
Pharmaceuticals & DrugsC17H19NO3
A powerful opioid analgesic derived from the opium poppy, used for severe pain management in clinical settings.
Tetrahydrocannabinol (THC)
Pharmaceuticals & DrugsC21H30O2
The primary psychoactive compound in cannabis; binds to CB1 receptors in the brain and is studied for medical applications.
⚗️ Organic Chemistry
Hydrocarbons, functional groups, and organic synthesis building blocks
Methane
Organic ChemistryCH4
The simplest alkane and the primary component of natural gas, also a potent greenhouse gas.
Benzene
Organic ChemistryC6H6
The archetypal aromatic compound with a delocalized pi system; a known carcinogen used in chemical synthesis.
Acetone
Organic ChemistryC3H6O
The simplest ketone; a common solvent used in nail polish remover, paint thinner, and organic synthesis.
Ethylene
Organic ChemistryC2H4
The simplest alkene and the world's most produced organic chemical, used to make polyethylene and as a plant ripening hormone.
Formaldehyde
Organic ChemistryCH2O
A reactive aldehyde used as a preservative, disinfectant, and in resin manufacturing; classified as a carcinogen.
Methanol (Wood Alcohol)
Organic ChemistryCH3OH
The simplest alcohol; used as fuel and solvent but highly toxic — can cause blindness or death if ingested.
Toluene
Organic ChemistryC7H8
An aromatic solvent widely used in paint thinners, adhesives, and as a starting material for explosives and dyes.
Stearic Acid
Organic ChemistryC18H36O2
A saturated fatty acid from animal fats and vegetable oils; used in soap, candles, and cosmetics.
Oleic Acid (Omega-9)
Organic ChemistryC18H34O2
The predominant fatty acid in olive oil, associated with cardiovascular health benefits; an omega-9 monounsaturated fat.
Diethyl Ether
Organic ChemistryC4H10O
One of the first surgical anesthetics; still widely used as a solvent for organic extractions and reactions.
Lactic Acid
Organic ChemistryC3H6O3
Produced in muscle tissue during anaerobic exercise; also made by bacterial fermentation in yogurt, cheese, and sauerkraut.
🏭 Industrial Chemicals
Acids, bases, solvents, and large-scale chemical feedstocks
Sulfuric Acid
Industrial ChemicalsH2SO4
The most produced industrial chemical in the world, used in fertilizers, refining, and battery manufacturing.
Hydrochloric Acid
Industrial ChemicalsHCl
A strong mineral acid present naturally in gastric acid; widely used in industrial cleaning, metal processing, and pH control.
Sodium Hydroxide (Caustic Soda)
Industrial ChemicalsNaOH
A strong base used in making soap, paper, and textiles, as well as drain cleaners and food processing.
Ammonia
Industrial ChemicalsNH3
A key industrial chemical produced by the Haber-Bosch process; essential for fertilizer production feeding half of humanity.
Nitric Acid
Industrial ChemicalsHNO3
A strong corrosive acid used to manufacture fertilizers, explosives, and as a nitrating agent in organic synthesis.
Chlorine
Industrial ChemicalsCl2
A yellow-green halogen gas used to disinfect drinking water, swimming pools, and as a bleaching agent.
Ethylene Oxide
Industrial ChemicalsC2H4O
A key industrial chemical used to sterilize medical equipment and make ethylene glycol; a known carcinogen.
Phosphoric Acid
Industrial ChemicalsH3PO4
Used to acidify foods (cola drinks), make fertilizers, and remove rust; the world's third most important industrial acid.
Ethylene Glycol
Industrial ChemicalsC2H6O2
The main ingredient in automotive antifreeze; also the monomer for polyester (PET) plastics. Toxic despite sweet taste.
🧬 Biochemistry & Life Science
Amino acids, nucleotides, enzymes, and biomolecules
Glucose
Biochemistry & Life ScienceC6H12O6
The primary energy source for cells, transported in the bloodstream and metabolized via glycolysis.
Adenosine Triphosphate (ATP)
Biochemistry & Life ScienceC10H16N5O13P3
The universal energy currency of the cell, storing and transferring energy through its high-energy phosphate bonds.
Serotonin
Biochemistry & Life ScienceC10H12N2O
A key neurotransmitter often called the feel-good molecule, influencing mood, sleep, appetite, and cognition.
Adrenaline (Epinephrine)
Biochemistry & Life ScienceC9H13NO3
The fight-or-flight hormone produced by the adrenal glands, also used medically to treat severe allergic reactions.
Cholesterol
Biochemistry & Life ScienceC27H46O
An essential lipid in all animal cell membranes, precursor to steroid hormones, vitamin D, and bile acids.
Adenine
Biochemistry & Life ScienceC5H5N5
One of the four DNA bases; pairs with thymine in DNA and uracil in RNA via complementary hydrogen bonding.
Glycine
Biochemistry & Life ScienceC2H5NO2
The simplest amino acid; a major inhibitory neurotransmitter in the spinal cord and building block of proteins.
Dopamine
Biochemistry & Life ScienceC8H11NO2
The reward neurotransmitter central to motivation, pleasure, and motor control; its depletion causes Parkinson's disease.
Testosterone
Biochemistry & Life ScienceC19H28O2
The primary male sex hormone and anabolic steroid, essential for male development and muscle protein synthesis.
Insulin (Human)
Biochemistry & Life ScienceC257H383N65O77S6
The peptide hormone produced by pancreatic beta cells that regulates blood glucose uptake; essential for diabetes management.
Deoxyribonucleic Acid (DNA)
Biochemistry & Life ScienceC(n)H(n)N(n)O(n)P(n)
The molecule that encodes genetic information in all living organisms, organized as a double helix of complementary base pairs.
Tryptophan
Biochemistry & Life ScienceC11H12N2O2
An essential amino acid and the precursor to serotonin; commonly associated with the drowsiness after Thanksgiving turkey.
Chlorophyll a
Biochemistry & Life ScienceC55H72MgN4O5
The primary photosynthetic pigment in plants; absorbs red and blue light while reflecting green, giving plants their color.
🧱 Polymers & Plastics
Synthetic and natural polymers, plastics, rubbers, and fibers
Polyethylene (HDPE)
Polymers & Plastics(C2H4)n
The world's most widely produced plastic, used in packaging, pipes, containers, and countless everyday items.
Nylon 6,6
Polymers & Plastics(C12H22N2O2)n
One of the first synthetic polymers, Nylon 6,6 is used in textiles, ropes, toothbrush bristles, and mechanical parts.
Polytetrafluoroethylene (PTFE / Teflon)
Polymers & Plastics(C2F4)n
Teflon — the non-stick fluoropolymer coating on cookware with one of the lowest coefficients of friction of any solid.
Polystyrene
Polymers & Plastics(C8H8)n
A versatile polymer used as rigid foam (Styrofoam) for insulation and packaging, or as clear plastic for disposable cups.
Kevlar (Poly-paraphenylene terephthalamide)
Polymers & Plastics(C14H10N2O2)n
A para-aramid synthetic fiber 5x stronger than steel by weight; used in bulletproof vests, helmets, and aerospace composites.
Polyvinyl Chloride (PVC)
Polymers & Plastics(C2H3Cl)n
The third most produced plastic in the world; rigid PVC is used in pipes and window frames, flexible PVC in cables and flooring.
🌍 Atmospheric & Environmental
Greenhouse gases, atmospheric compounds, and environmental pollutants
Carbon Dioxide
Atmospheric & EnvironmentalCO2
The primary anthropogenic greenhouse gas; essential for photosynthesis and used to carbonate beverages.
Ozone
Atmospheric & EnvironmentalO3
A powerful oxidizing agent forming a protective layer in the stratosphere that shields Earth from UV radiation.
Nitrous Oxide (Laughing Gas)
Atmospheric & EnvironmentalN2O
A greenhouse gas 300x more potent than CO2; used as a dental anesthetic and propellant in whipped cream dispensers.
Sulfur Dioxide
Atmospheric & EnvironmentalSO2
A major air pollutant from burning fossil fuels; causes acid rain and is also used as a food preservative.
Nitrogen (N2)
Atmospheric & EnvironmentalN2
Makes up 78% of Earth's atmosphere; liquid nitrogen is used in cryogenics and food freezing.
Oxygen (O2)
Atmospheric & EnvironmentalO2
21% of Earth's atmosphere; essential for aerobic respiration and combustion.
🍎 Food Chemistry & Flavor
Vitamins, flavor compounds, food additives, and natural extracts
Capsaicin
Food Chemistry & FlavorC18H27NO3
The compound responsible for the burning sensation in chili peppers, also used in pain-relief creams and pepper spray.
Vanillin
Food Chemistry & FlavorC8H8O3
The primary aromatic compound of vanilla beans, responsible for the characteristic flavor and fragrance of vanilla.
Citric Acid
Food Chemistry & FlavorC6H8O7
The tart compound in citrus fruits; widely used as a food additive, preservative, and flavoring agent.
Vitamin C (Ascorbic Acid)
Food Chemistry & FlavorC6H8O6
An essential vitamin and antioxidant required for collagen synthesis and immune function; found abundantly in citrus fruits.
Monosodium Glutamate (MSG)
Food Chemistry & FlavorC5H8NO4Na
The sodium salt of glutamic acid, responsible for the umami (savory) taste; one of the most used food additives worldwide.
Menthol
Food Chemistry & FlavorC10H20O
The cooling compound from peppermint that activates cold-sensitive TRPM8 receptors, used in candy, cosmetics, and medicines.
Vitamin A (Retinol)
Food Chemistry & FlavorC20H30O
A fat-soluble vitamin essential for vision (especially night vision), immune function, and skin cell renewal.
Vitamin D3 (Cholecalciferol)
Food Chemistry & FlavorC27H44O
The sunshine vitamin synthesized in skin upon UV exposure; essential for calcium absorption and bone health.
Tartrazine (Yellow No. 5)
Food Chemistry & FlavorC16H9N4NaO9S2
FD&C Yellow No. 5 — a widely used synthetic food dye in candies, sodas, and snack foods; controversial for hyperactivity claims.
⚙️ Metal Compounds & Salts
Metal oxides, salts, coordination compounds, and alloys
Copper(II) Sulfate
Metal Compounds & SaltsCuSO4
Brilliant blue crystals used as a fungicide, wood preservative, and classic chemistry demonstration reagent.
Iron(III) Oxide (Rust)
Metal Compounds & SaltsFe2O3
The reddish-brown oxide of iron commonly known as rust; also the primary ore of iron (hematite) and a red pigment.
Silver Nitrate
Metal Compounds & SaltsAgNO3
Used in photography, as an antiseptic, and for testing halides; it stains skin dark brown on contact.
Potassium Permanganate
Metal Compounds & SaltsKMnO4
A striking purple oxidizing agent used in water treatment, organic synthesis, and as a foot antiseptic.
Aluminum Oxide (Corundum)
Metal Compounds & SaltsAl2O3
Corundum in pure form; ruby and sapphire are colored varieties. Used as an abrasive, refractory material, and in ceramics.
Silicon Dioxide (Quartz / Sand)
Metal Compounds & SaltsSiO2
The most abundant mineral on Earth's crust; sand, quartz, and glass are all forms of silicon dioxide.
💥 Energetic Materials
High-energy compounds studied for academic and industrial context
TNT (Trinitrotoluene)
Energetic MaterialsC7H5N3O6
A yellow solid used extensively as a military and industrial explosive, notable for its relative chemical stability.
Nitroglycerin
Energetic MaterialsC3H5N3O9
An extremely sensitive explosive used by Nobel to make dynamite; also a cardiac drug that dilates blood vessels.
Ammonium Nitrate
Energetic MaterialsNH4NO3
Primarily a fertilizer, but a powerful oxidizer that forms ANFO explosive when combined with fuel oil.
🔬 Nanomaterials & Novel Structures
Fullerenes, graphene, carbon nanotubes, and novel nanostructures
Buckminsterfullerene
Nanomaterials & Novel StructuresC60
An allotrope of carbon with a soccer-ball structure — it won the 1996 Nobel Prize and launched the nanotechnology era.
Graphene
Nanomaterials & Novel StructuresC(n)
A single layer of carbon atoms in a hexagonal lattice — the thinnest, strongest material ever measured.
Single-Walled Carbon Nanotube
Nanomaterials & Novel StructuresC(n)
Cylindrical carbon nanostructures with extraordinary electrical conductivity and tensile strength — 100x stronger than steel.
Diamond (Carbon allotrope)
Nanomaterials & Novel StructuresC
The hardest natural material, a carbon allotrope with a cubic crystal structure; used in jewelry and industrial cutting tools.
☢️ Radioactive & Nuclear
Radioactive isotopes and nuclear compounds for educational reference
Uranium Hexafluoride
Radioactive & NuclearUF6
Used in uranium enrichment for nuclear fuel, volatile and highly reactive, representing a key step in the nuclear fuel cycle.
Radon
Radioactive & NuclearRn
A naturally occurring radioactive noble gas produced by uranium decay; the second leading cause of lung cancer.