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Phenanthrene is a polycyclic aromatic hydrocarbon (PAH) composed of three fused benzene rings in a linear arrangement. It is a solid crystalline compound with a chemical formula of C14H10 and is typically found in coal tar and as a byproduct of incomplete combustion of organic materials. Phenanthrene is used in various applications, including the production of dyes, plastics, and as a research chemical in studies related to PAHs. Due to its potential toxicity and environmental persistence, it is also a subject of environmental monitoring.
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What is the mass percent of oxygen (O) in SO?
Premarins main constituent is estrone (50%),Sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]-phenanthrene, C18H21O(SO4Na), 372.412 g/molSo there is 100%*[5*16.0 (g O/mol) / 372.412 (g/mol)] = 21.5% Oxygen in estrone.
What can replace napthalene?
Naphthalene can be replaced by several alternatives depending on its application. For use in moth repellents or as a deodorizer, products containing natural compounds like cedarwood oil or essential oils can be effective. In the industrial sector, chemicals such as phenanthrene or certain biodegradable solvents may serve as substitutes. Additionally, newer materials like bio-based plastics or eco-friendly moth repellents offer sustainable options.
What is the mass percent of oxygen in premarin?
Premarins main constituent is estrone (50%),Sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]-phenanthrene, C18H21O(SO4Na), 372.412 g/molSo there is 100%*[5*16.0 (g O/mol) / 372.412 (g/mol)] = 21.5% Oxygen in estrone.
Is phenanthrene polar?
No, phenanthrene is nonpolar because it has a symmetrical structure with no separation of charge. This lack of polarity means it is not soluble in water but is soluble in nonpolar solvents.
What are the 5 resonance structures for phenanthrene?
Phenanthrene has a total of five resonance structures due to the movement of pi bonds within its aromatic rings. These resonance structures involve shifting pi electrons around the molecule to create different arrangements of double bonds.
Is there any exceptional case of Perkin reaction?
yes synthesis of phenanthrene is an exceptional case of perkin reaction.here acetate ion is added to aromatic aldehydes though acetic anhydrides usually work it out
Which isomeric compounds are found in coal tar?
Isomeric compounds found in coal tar include naphthalene isomers (1,2-dimethylnaphthalene, 1,4-dimethylnaphthalene) and phenanthrene isomers (1-methylphenanthrene, 2-methylphenanthrene). These isomers can vary in their chemical and physical properties, which impacts their uses and industrial applications.
What molecules contain multiple carbon rings?
Molecules such as naphthalene, anthracene, phenanthrene, and coronene contain multiple carbon rings. These are known as polycyclic aromatic hydrocarbons (PAHs) and they are often found in fossil fuels, cigarette smoke, and some types of air pollution.
What are compounds that contain a fused ring system?
Camphor, cholesterol, decalin, norbornane, ... . For more see wikipedia for bicyclic and polycyclic compounds.
What is the mass percent of oxygen (O) in SO?
Premarins main constituent is estrone (50%),Sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]-phenanthrene, C18H21O(SO4Na), 372.412 g/molSo there is 100%*[5*16.0 (g O/mol) / 372.412 (g/mol)] = 21.5% Oxygen in estrone.
What is in the codeine family?
Codeine belongs to a class of medications known as opioids, specifically the phenanthrene family of alkaloids. Other notable members of this family include morphine, thebaine, and hydrocodone. These substances are primarily used for their analgesic (pain-relieving) properties, but they can also have sedative effects and a potential for addiction. Opioids work by binding to specific receptors in the brain and spinal cord to reduce the perception of pain.
What can replace napthalene?
Naphthalene can be replaced by several alternatives depending on its application. For use in moth repellents or as a deodorizer, products containing natural compounds like cedarwood oil or essential oils can be effective. In the industrial sector, chemicals such as phenanthrene or certain biodegradable solvents may serve as substitutes. Additionally, newer materials like bio-based plastics or eco-friendly moth repellents offer sustainable options.
What are the names of the 16 target PAH compounds in US EPA priority pollutants list?
The 16 target polycyclic aromatic hydrocarbons (PAHs) on the US EPA priority pollutants list are: naphthalene, acenaphthylene, acenaphthene, fluorene, phenanthrene, anthracene, fluoranthene, pyrene, benzo(a)anthracene, chrysene, benzo(b)fluoranthene, benzo(k)fluoranthene, benzo(a)pyrene, dibenzo(a,h)anthracene, and indeno(1,2,3-cd)pyrene. These compounds are known for their potential health risks and environmental persistence.
What is the mass percent of hydrogen in premarin?
Premarins main constituent is estrone (50%),Sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]-phenanthrene, C18H21O(SO4Na), 372.412 g/molSo there is 100%*[21 (g H/mol) / 372.412 (g/mol)] = 5.64% Hydrogen in estrone.
What is the mass percent of oxygen in premarin?
Premarins main constituent is estrone (50%),Sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]-phenanthrene, C18H21O(SO4Na), 372.412 g/molSo there is 100%*[5*16.0 (g O/mol) / 372.412 (g/mol)] = 21.5% Oxygen in estrone.
