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ChemicalBook CAS DataBase List Dibenz[a,h]anthracene
53-70-3

Dibenz[a,h]anthracene synthesis

10synthesis methods
There is no commercial production or known use of this compound. It has been isolated from the coal tar pitch and is found in coke over effluents. It has been detected in urban atmospheres and occurs in tobacco smoke. Dibenz [a,h]anthracene is present as a minor component of the total PAH content in the environment. Human exposure occurs through smoking, inhaling of polluted air, and by ingesting food and water containing combustion products.
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Yield:-

Steps:

Multi-step reaction with 3 steps
1: 83 percent / activated Zn dust, NaOH / dioxane; H2O / Heating
2: 97 percent / ZnCl2 / acetic acid / 2 h / Heating
3: 93 percent / activated Zn dust, KOH / H2O; dioxane / Heating

References:

Harvey, Ronald G.;Cortez, Cecilia;Jacobs, Stephen A. [Journal of Organic Chemistry,1982,vol. 47,# 11,p. 2120 - 2125]

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