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Name	Dibenzo(def,p)chrysene	EINECS	N/A
CAS No.	191-30-0	Density	1.28g/cm³
PSA	0.00000	LogP	6.89040
Solubility	N/A	Melting Point	228.05°C
Formula	C24H14	Boiling Point	630.6°C at 760 mmHg
Molecular Weight	302.375	Flash Point	349.8°C
Transport Information	N/A	Appearance	N/A
Safety	Confirmed carcinogen with experimental tumorigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.	Risk Codes	40
Molecular Structure		Hazard Symbols
Synonyms	1,2,9,10-Dibenzopyrene;1,2:3,4-Dibenzopyrene; 2,3:4,5-Dibenzpyrene; 4,5,6,7-Dibenzpyrene; Ba51-090462; Dibenzo[a,l]pyrene; NSC 90324	Article Data	12

Dibenzo(def,p)chrysene Synthetic route

: N-[2-(5,6-dihydro-4H-benz[de]anthracen-7-yl)benzylidene]aniline

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
Stage #1: N-[2-(5,6-dihydro-4H-benz[de]anthracen-7-yl)benzylidene]aniline With potassium hydroxide In N,N-dimethyl-formamide at 100℃; for 1h; Stage #2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene for 0.5h; Heating;	88%

: 1013933-57-7
9-(2-methoxy-vinyl)-benzo[g]chrysene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
With methanesulfonic acid In dichloromethane at 20℃; for 2.5h;	75%

: 13322-54-8
Pentahelicen-3-carbonsaeure-methylester

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
ueber Dibenzo<def,p>chrysen-8-ol;

: 56-55-3
benz[a]anthracene

: 71-43-2
benzene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
With aluminium trichloride; ortho-toluoyl chloride

: 10383-87-6
1-Phenylbenzanthracen

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
With aluminium trichloride; tin(IV) chloride

: 17181-10-1
C24H14O

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
With sodium chloride; zinc(II) chloride; zinc

: 7424-73-9
12-phenyl-benz[a]anthracene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
With aluminium trichloride

: 4389-09-7
1,10-trimethylenephenanthrene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1.1: 86 percent / Br2 / CCl4 / 2 h / Heating 2.1: 61 percent / CsF / Pd(PPh3)4 / dimethylformamide / 24 h 3.1: 96 percent / molecular sieves 4 Angstroem / CH2Cl2 / 4 h 4.1: KOH / dimethylformamide / 1 h / 100 °C 4.2: 88 percent / DDQ / benzene / 0.5 h / Heating View Scheme

: 681215-15-6
7-bromo-5,6-dihydro-4H-benz[de]anthracene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1.1: 61 percent / CsF / Pd(PPh3)4 / dimethylformamide / 24 h 2.1: 96 percent / molecular sieves 4 Angstroem / CH2Cl2 / 4 h 3.1: KOH / dimethylformamide / 1 h / 100 °C 3.2: 88 percent / DDQ / benzene / 0.5 h / Heating View Scheme

: 681215-16-7
7-(2-formylphenyl)-5,6-dihydro-4H-benz[de]anthracene

: 191-30-0
Dibenzo[a,l]pyrene

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1.1: 96 percent / molecular sieves 4 Angstroem / CH2Cl2 / 4 h 2.1: KOH / dimethylformamide / 1 h / 100 °C 2.2: 88 percent / DDQ / benzene / 0.5 h / Heating View Scheme

Dibenzo(def,p)chrysene Chemical Properties

Chemical Name: Dibenzo(a,i)pyrene
CAS No.: 191-30-0
EINECS: 205-886-4
Molecular Formula: C₂₄H₁₄
Molecular Weight: 302.37 g/mol
Density: 1.313 g/cm³
Flash Point: 282 °C
Boiling Point: 552.3 °C at 760 mmHg
Storage temp.: 2-8°C
Following is the structure of Dibenzo(def,p)chrysene (191-30-0):

Product Categories about Dibenzo(def,p)chrysene (191-30-0) are Alpha Sort ; D ; DAlphabetic ; DIA - DIC ; Volatiles/ Semivolatiles
The chemical synonymous of Dibenzo(def,p)chrysene (191-30-0) are Dibenzo(A,I)Pyrene ; Dibenz(A,L)Pyrene ; 3,4,9,10-Dibenzopyrene ; 1,2,3,4-Dibenzpyrene ; 1,2,9,10-Dibenzopyrene

Dibenzo(def,p)chrysene Consensus Reports

NTP 10th Report on Carcinogens. IARC Cancer Review: Group 2B 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 Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 32 (1983),p. 343.(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 . 3 (1973),p. 224.(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) .

Dibenzo(def,p)chrysene Safety Profile

Confirmed carcinogen with experimental tumorigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes:
Xn: Harmful
Risk Statements about Dibenzo(def,p)chrysene (191-30-0):
R40 Limited evidence of a carcinogenic effect.
Safety Statements about Dibenzo(def,p)chrysene (191-30-0):
S23 Do not breathe vapour.
S24/25: Avoid contact with skin and eyes.
S36/37: Wear suitable protective clothing and gloves.

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