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Phosgene

Phosgene is an organic chemical compound with the formula COCl2. It is a toxic, colorless gas; in low concentrations, its musty odor resembles that of freshly cut hay or grass. It can be thought of chemically as the double acyl chloride analog of carbonic acid, or structurally as formaldehyde with the hydrogen atoms replaced by chlorine atoms. In 2013…

History & Applications

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Overview

Structure and basic properties

Production

History

Reactions and uses

Toxicology and safety

Accidents

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Map overview Semantic statistics

Phosgene

Nodes122
Edges121
Triples102
Avg. degree1.98
Density0.016393
Components1

How this topic connects Entity context

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Phosgene

Top relations

related to Accidents · 24
Phosgene → An, Asia, BASF, Bhopal, Board, DuPont, East Palestine, Europe, For, Hamburg, In, January, May, Most, Ohio, Ohio River, Recent, Six, South Korea, The
related to Reactions and uses · 21
Phosgene → An, BASF, Covestro, Diisocyanates, Dow Chemical, Germany, HDI, In, IPDI, Japan, Louisiana, MDI, MIC, More, Phosgenation, Shanghai, South Korea, TDI, Texas, The
related to External links · 16
Phosgene → CDC Emergency Preparedness, Chemical HazardsU, Chemical Safety Board Video, Chemical Safety Card, Chemicals And Facilities Related, Davy's, DuPont, EPA Acute Exposure Guideline, Health TopicNIOSH Pocket Guide, LevelsRegime For Schedule, NIOSH Workplace Safety, OPCW, ResponseU, To Such Chemicals, West Virginia, WWII
related to Toxicology and safety · 10
Phosgene → At, Dose, Its, NH2, OH, SH, Such, The, Therefore, This
related to Chemical warfare · 8
Phosgene → All, Although, Chemical Weapons Convention, French, It, OPCW, Schedule, World War
related to history · 5
Phosgene → Cornish, Greek, He, It, John Davy
related to Production · 5
Phosgene → Above, Industrially, Keq, This, World
related to Structure and basic properties · 3
Phosgene → Cl, The, VSEPR
is a · 2
Phosgene → carbon oxohalide and it can be considered one of the simplest acyl chlorides, organic chemical compound with the formula COCl2
related to Alternatives to phosgene · 1
Phosgene → In

Important terminology Word statistics

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Important terminology

chemical used carbon gas production chlorine chloride also exposure safety use war pulmonary weapons odor water world reactions dose us

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Phosgeneis aorganic chemical compound with the formula COCl20.90text
Phosgeneis acarbon oxohalide and it can be considered one of the simplest acyl chlorides0.90text
benzyl chloroformateinstance ofarylSuch reactions are conducted on laboratory scale in the presence of a base such as pyridine that neutralizes the hydrogen chloride side-product.Phosgene is used to produce c…0.80text
carbonyldiimidazoleinstance ofalternatives to phosgene0.80text
sarininstance ofAlthough less toxic than many other chemical weapons0.80text
phosgene is still regarded as a viable chemical warfare agent because of its simpler manufacturing requirements when compared to that of more technically advanced chemical weapons such as tabuninstance ofAlthough less toxic than many other chemical weapons0.80text
a first-generation nerve agent.Phosgene was first deployed as a chemical weapon by the French in 1915 in World War Iinstance ofAlthough less toxic than many other chemical weapons0.80text
Phosgenerelated to AccidentsThe0.60section
Phosgenerelated to AccidentsMay0.60section
Phosgenerelated to AccidentsHamburg0.60section
Phosgenerelated to AccidentsThree0.60section
Phosgenerelated to AccidentsIn0.60section

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