2,4',6',2''-tetravinyl-[1,1';3',1'']terphenyl
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With Grubbs catalyst first generation In dichloromethane at 35℃; for 23h; ring-closing olefin metathesis; | 98% |
1,2,3,4,10,11,12,13-Octahydrodibenzanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
palladium on activated charcoal In various solvent(s) Heating; | 93% |
14-acetoxydibenzanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With potassium hydroxide; zinc In 1,4-dioxane; water Heating; | 90% |
2-(Naphthalene-2-carbonyl)-naphthalene-1-carboxylic acid
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With phosphorus; hydrogen iodide In acetic acid for 120h; Heating; | 84% |
3-Naphthalen-2-yl-3H-naphtho[1,2-c]furan-1-one
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With hydrogen iodide; hypophosphorous acid In acetic acid for 240h; Heating; | 80% |
7-(Methylthio)-dibenzanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With nickel In methanol for 6h; Ambient temperature; | 78% |
Conditions | Yield |
---|---|
With iodine In benzene for 1h; Irradiation; | A 70% B 8% |
With iodine In benzene Irradiation; | A 70% B 8% |
7,14-dihydro-14-ethoxy-7-(trimrthylsilyl)-7,14-epoxydibenzanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With acetic acid; zinc for 14h; Heating; | 55% |
Conditions | Yield |
---|---|
In benzene Irradiation; Yields of byproduct given; | A 39% B n/a C n/a |
In benzene Irradiation; Yield given. Yields of byproduct given; |
(2-methylnaphthalen-1-yl)(naphthalen-1-yl)methanone
A
dibenzo[a,h]anthracene
B
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
at 420℃; for 0.75h; | A 20% B 2% |
1-Methylnaphthalene
A
picene
B
dibenzo[a,h]anthracene
C
Benzo[b]chrysene
D
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
at 750℃; |
5,6,8,9-Tetrahydrodibenzoanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With carbon dioxide; palladium on activated charcoal at 300℃; |
14H-dibenz[a,j]anthracen-7-one
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With sodium hydroxide; zinc |
1,2-dihydrocyclobutene[α]naphthalene
A
dibenzo[a,h]anthracene
B
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
at 890℃; |
C22H30O2
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With methanesulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone 1.) CHCl3, r.t., 2.) benzene, reflux; Yield given. Multistep reaction; | |
Multi-step reaction with 2 steps 1: 1.) methanesulfonic acid, 2.) o-chloranil / 1.) CHCl3, r.t., 2.) benzene, reflux, 48 h 2: 93 percent / 10 percent Pd/C / various solvent(s) / Heating View Scheme |
lithium salt of N,N-diethyl-1-naphthtamide
β-naphthaldehyde
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
1.) diethyl ether, THF, -60 deg C 2.) Zn, KOH, pyridine, H2O, MeOH, reflux, 2.5 h 3.) ZnCl2, acetic acid, 30 min 4.) HI, hypophosphoric acid, 30 min; Yield given. Multistep reaction; |
trans-9,10-dihydro-2-styrylphenanthrene
A
benzo[c]chrysene
B
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With iodine; 2,3-dicyano-5,6-dichloro-p-benzoquinone 1) benzene, irradiation, 7 h, 2) benzene, reflux, 14 h; Yield given. Multistep reaction. Yields of byproduct given; |
carbon disulfide
aluminium trichloride
1-Chloromethylnaphthalene
1-chloromethylnaphthalene
A
dibenzo[a,h]anthracene
B
benzo[a]naphthacene
C
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Erhitzen des Reaktionsprodukts mit Kupfer-Pulver, neben groessren Mengen makromolekularer Substanzen; |
carbon disulfide
aluminium trichloride
1-Chloromethylnaphthalene
2-Methylnaphthalene
A
dibenzo[a,h]anthracene
B
benzo[a]naphthacene
C
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Erhitzen des Reaktionsprodukts mit Kupfer-Pulver; |
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With sodium hydroxide; zinc |
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
at 340 - 350℃; under 3 - 4 Torr; |
1,5-dibromo-2,4-divinylbenzene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 93 percent / tetrakis(triphenylphosphine)palladium(0); sodium carbonate / 1,2-dimethoxy-ethane; ethanol; H2O / 16 h / Heating 2: 98 percent / bis(tricyclohexylphosphine)(benzylidene)ruthenium dichloride / CH2Cl2 / 23 h / 35 °C View Scheme |
1,5-dibromo-2,4-bis(dibromomethyl)benzene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 96 percent / silver nitrate / ethanol; H2O / 0.5 h / Heating 2.1: potassium tert-butoxide / tetrahydrofuran / 0.08 h 2.2: 61 percent / tetrahydrofuran / 25 °C 3.1: 93 percent / tetrakis(triphenylphosphine)palladium(0); sodium carbonate / 1,2-dimethoxy-ethane; ethanol; H2O / 16 h / Heating 4.1: 98 percent / bis(tricyclohexylphosphine)(benzylidene)ruthenium dichloride / CH2Cl2 / 23 h / 35 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 88 percent / N-bromosuccinimide / CCl4 / 9 h / Heating; irradiation 2.1: 96 percent / silver nitrate / ethanol; H2O / 0.5 h / Heating 3.1: potassium tert-butoxide / tetrahydrofuran / 0.08 h 3.2: 61 percent / tetrahydrofuran / 25 °C 4.1: 93 percent / tetrakis(triphenylphosphine)palladium(0); sodium carbonate / 1,2-dimethoxy-ethane; ethanol; H2O / 16 h / Heating 5.1: 98 percent / bis(tricyclohexylphosphine)(benzylidene)ruthenium dichloride / CH2Cl2 / 23 h / 35 °C View Scheme |
2,4-dibromobenzene-1,5-dicarboxaldehyde
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: potassium tert-butoxide / tetrahydrofuran / 0.08 h 1.2: 61 percent / tetrahydrofuran / 25 °C 2.1: 93 percent / tetrakis(triphenylphosphine)palladium(0); sodium carbonate / 1,2-dimethoxy-ethane; ethanol; H2O / 16 h / Heating 3.1: 98 percent / bis(tricyclohexylphosphine)(benzylidene)ruthenium dichloride / CH2Cl2 / 23 h / 35 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: 58 percent / Br2; I2 / 16 h / 20 °C 2.1: 88 percent / N-bromosuccinimide / CCl4 / 9 h / Heating; irradiation 3.1: 96 percent / silver nitrate / ethanol; H2O / 0.5 h / Heating 4.1: potassium tert-butoxide / tetrahydrofuran / 0.08 h 4.2: 61 percent / tetrahydrofuran / 25 °C 5.1: 93 percent / tetrakis(triphenylphosphine)palladium(0); sodium carbonate / 1,2-dimethoxy-ethane; ethanol; H2O / 16 h / Heating 6.1: 98 percent / bis(tricyclohexylphosphine)(benzylidene)ruthenium dichloride / CH2Cl2 / 23 h / 35 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: 55 percent / Zn, AcOH / 14 h / Heating View Scheme |
7-(Methylthio)-5,6-dihydrodibenzanthracene
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 96 percent / DDQ / dioxane / 24 h / Heating 2: 78 percent / Raney-Nickel / methanol / 6 h / Ambient temperature View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: SOCl2, dimethyl formamide / benzene / 2 h 2: 18.5 g / diethyl ether / 1 h / 0 °C 3: 1.) TMEDA, triphenylmethyl chloride, sec-BuLi / 1.) ether, cyclohexane, -78 deg C, 1 h, 2.) a) -78 deg, 1 h, b) room temp., 3 h 4: 80 percent / HI, H3PO2 / acetic acid / 240 h / Heating View Scheme |
Conditions | Yield |
---|---|
In benzene Irradiation; | A 91% B 9% |
In benzene Irradiation; | A 11% B 89% |
dibenz[a,j]anthracene
Conditions | Yield |
---|---|
With N-Bromosuccinimide; iron(III) chloride In tetrachloromethane Bromination; Heating; | 91% |
Conditions | Yield |
---|---|
In various solvent(s) at 91.5℃; Mechanism; Rate constant; analogous reaction of other polycyclic aromatic hydrocarbons; structure/reactivity correlations, application of theoretical models; |
Product Name: Dibenzo(aj)anthracene (CAS NO.224-41-9)
Molecular Formula: C22H14
Molecular Weight: 278.3466 g/mol
Mol File: 224-41-9.mol
Boiling point: 524.7 °C at 760 mmHg
Storage Temperature: 2-8°C
Flash Point: 264.5 °C
Density: 1.232 g/cm3
Surface Tension: 57.7 dyne/cm
Enthalpy of Vaporization: 76.86 kJ/mol
Vapour Pressure: 1.41E-10 mmHg at 25°C
XLogP3: 6.5
H-Bond Donor: 0
H-Bond Acceptor: 0
Heavy Atom Count: 22
Complexity: 363
Covalently-Bonded Unit Count: 1
1. | mma-sat 1 µg/plate | MUREAV Mutation Research. 51 (1978),311. |
IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 32 (1983),p. 309.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .
Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. See also ANTHRACENE.
Dibenzo(aj)anthracene ,its CAS NO. is 224-41-9,the synonyms is 3,4,5,6-Dibenzanthracene ; Dibenzo-1,2,7,8-anthracene ; Dibenzo(a,j)anthracene ; Dibenz(a,j)anthracene ; Dibenz[a,j]anthracene (purity) ; 74798, Dibenz[a,j]anthracene (purity) .
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