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Encyclopedia > Benzofurane
Benzofuran
IUPAC nomenclature is a systematic way of naming organic chemical compounds. Ideally, every organic compound should have a name from which an unambiguous structural formula can be drawn. There is also a IUPAC system for naming inorganic compounds, see the systematic name page for details. In IUPAC nomenclature, a number... Chemical name Benzofuran
A chemical formula (also called molecular formula) is a concise way of expressing information about the atoms that constitute a particular chemical compound. It identifies each type of element by its chemical symbol and identifies the number of atoms of such element to be found in each discrete molecule of... Chemical formula C8H6O
The molecular mass of a substance (less accurately called molecular weight and abbreviated as MW) is the mass of one molecule of that substance, relative to the unified atomic mass unit u (equal to 1/12 the mass of one atom of carbon-12). The molecular mass can be calculated... Molecular mass 118.13 g/mol
The melting point of a solid is the temperature at which it changes state from solid to liquid. When considered as the temperature of the reverse change, it is referred to as the freezing point. For example, the melting point of the element mercury is 234.32 kelvins (−38... Melting point < -18 °C
Alternate use: Boiling point Boiling Point, known in Japan as 3-4X Jūgatsu (3-4X10月 lit. Third and Fourth of October) is a 1990 film by Japanese filmmaker Kitano Takeshi. It was his second film as director and first film as a screenwriter... Boiling point 173 °C
CAS registry numbers are unique numerical identifiers for chemical compounds, polymers, biological sequences and alloys. They are also referred to as CAS numbers or CAS RNs. Chemical Abstracts Service (CAS), a division of the American Chemical Society, assigns these identifiers to every chemical that has been described in the literature... CAS number 271-89-6
The simplified molecular input line entry specification or SMILES is a specification for unambiguously describing the structure of chemical molecules using short ASCII alpha-numeric strings. SMILES strings can be imported by most molecule editors for conversion back into two-dimensional drawings or three-dimensional models of the molecules. The... SMILES C1(OC=C2)=C2C=CC=C1
Chemical structure of benzofuran


Benzofuran, also known as Cumaron, Coumarone, or benzo[b]furan, is a Heterocyclic compounds are substances which contain a ring structure as found in benzene and the aromatic compounds, or aromatic hydrocarbons, but in which other atoms than carbon, such as sulfur, oxygen or nitrogen are found as part of the ring. Some examples are pyridine (C5H5N) and pyrimidine (C4H4N2). Note that... heterocyclic In chemistry, an aromatic molecule is one in which electrons are free to cycle around circular arrangements of atoms, which are alternately singly and doubly bonded to one another. (More properly, these bonds may be seen as a hybrid of a single bond and a double bond, each bond in... aromatic An organic compound is any of a large class of chemical compounds whose molecules contain carbon, with exception of carbides, carbonates and carbon oxides. Organic compounds are studied in organic chemistry; many of them, such as proteins, fats, and carbohydrates (sugars), are also of prime importance in biochemistry. Some of... organic compound.


See also

  • Furan, also known as furane and furfuran, is an aromatic heterocyclic organic compound. Furan is a clear, colorless, very volatile and highly flammable liquid with a boiling point close to room temperature. It is toxic and may be carcinogenic. Furan is aromatic because one of the lone pairs of electrons... Furan, an analog without the fused Benzene, C6 H6, PhH, or benzol is a colorless and flammable liquid with a pleasant, sweet smell. Benzene is a known carcinogen. It is a part of the car gasoline mixture and of napalm, it is an important solvent, and it is a precursor in the production of drugs, plastics... benzene ring.
  • Indole is an aromatic heterocyclic organic compound. It has a bicyclic structure, consisting of a six-membered benzene ring fused to a five-membered nitrogen containing pyrrole ring. Indole is solid at room temperature and has an intensive fecal smell. At very low concentrations however it has a flowery smell... Indole, an analog with a General Name, Symbol, Number Nitrogen, N, 7 Chemical series nonmetals Group, Period, Block 15 (VA), 2 , p Density 1.2506 kg/m3 Hardness NA Appearance colorless Atomic properties Atomic weight 14.0067 amu Atomic radius (calc.) 65 (56) pm Covalent radius 75 pm van der Waals radius 155 pm Electron... nitrogen instead of the General Name, Symbol, Number Oxygen, O, 8 Chemical series nonmetals Group, Period, Block 16 (VIA), 2, p Density, Hardness 1.429 kg/m3, NA Appearance colorless Atomic properties Atomic weight 15.9994 g/mol Atomic radius (calc.) 60 (48) pm Covalent radius 73 pm van der Waals radius 152 pm... oxygen Properties For alternative meanings see atom (disambiguation). An atom ( Greek άτομον) is a microscopic structure found in all ordinary matter around us. Atoms are composed of 3 types of subatomic particles: electrons, which have a negative charge; protons, which have a positive charge; and neutrons... atom.
  • Simple aromatic rings


 

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