午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

Welcome to chemicalbook!

400-158-6606

Inquriy

Try our best to find the right business for you.

Messages

Do not miss inquiry messages Please log in to view all inquiry messages.

My chemicalbook

Welcome back!

ChemicalBook CAS DataBase List Dibenz[a,h]anthracene

Dibenz[a,h]anthracene synthesis

10synthesis methods

Product Name:Dibenz[a,h]anthracene
CAS Number:53-70-3
Molecular formula:C22H14
Molecular Weight:278.35

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.

Naphtho[1,2-c]furan-1(3H)-one, 3-(1-naphthalenyl)-

73540-67-7
0 suppliers
inquiry

53-70-3
137 suppliers
$49.00/25mg

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]