Dibenzoylmethane supplier | CasNO.120-46-7

Name
Dibenzoylmethane
EINECS 204-398-9
CAS No. 120-46-7
Article Data250
CAS DataBase
Density 1.138 g/cm³
Solubility It is Soluble in ether, chloroform, and aqueous sodium hydroxide. Insoluble in water.
Melting Point 77-79 °C(lit.)
Formula C₁₅H₁₂O₂
Boiling Point 357.4 °C at 760 mmHg
Molecular Weight 224.259
Flash Point 146.9 °C
Transport Information
Appearance yellowish-white powder
Safety 22-24/25
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms 1,3-Diphenyl-1,3-propanedione;2-Benzoylacetophenone;AD 158;1,3-Propanedione,1,3-diphenyl-;Karenz DK 2;NSC 406806;NSC 52984;NSC 6266;Phenyl phenacyl ketone;Rhodiastab 83;w-Benzoylacetophenone;
PSA 34.14000
LogP 3.14230

Synthetic route

: 93-58-3
benzoic acid methyl ester

: 98-86-2
acetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With sodium methylate under 225.023 Torr; for 1.25h; Concentration; Solvent; Claisen Condensation; Inert atmosphere; Reflux; Microwave irradiation;	99.7%
With calcium oxide In methanol; toluene	89%
With sodium methylate; sodium carbonate In methanol; 5,5-dimethyl-1,3-cyclohexadiene	88%

: 98815-39-5
(Z)-3-amino-1,3-diphenylprop-2-en-1-one

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With sulfuric acid	99%
With tert.-butylhydroperoxide; trifluoroacetic acid; potassium iodide In acetonitrile at 80℃; for 0.5h;	27%
With water

: 93-89-0
benzoic acid ethyl ester

: 98-86-2
acetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With sodium methylate In 5,5-dimethyl-1,3-cyclohexadiene for 12h; Reflux;	98%
With potassium tert-butylate In N,N-dimethyl-formamide at 50℃; for 0.45h;	80%

: 75-11-6
diiodomethane

: 98-88-4
benzoyl chloride

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
Stage #1: diiodomethane With zinc; lead(II) chloride In tetrahydrofuran at 25℃; for 2h; Stage #2: benzoyl chloride In tetrahydrofuran at 25℃; for 2h;	98%
With zinc; tris(dibenzylideneacetone)dipalladium(0) chloroform complex; P(p-CH3OC6H4)3 1.) THF, 0 deg C, 1 h; r.t., 1 h, 2.) THF, DMI, -15 deg C, 2 h; Yield given. Multistep reaction;

: 98-88-4
benzoyl chloride

: 31729-70-1
bis(iodozinc)methane

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
In tetrahydrofuran at 25℃; for 2h; Acylation;	98%

: 613-90-1
benzoyl cyanide

: 13735-81-4
1-styrenyloxytrimethylsilane

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With tetrabutyl ammonium fluoride In tetrahydrofuran	98%
With tetrabutyl ammonium fluoride In tetrahydrofuran	98 % Spectr.
With tetrabutyl ammonium fluoride In tetrahydrofuran at 20℃; for 24h;

: 42052-51-7
3-hydroxy-1,3-diphenylpropan-1-one

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In ethyl acetate at 77℃;	98%
With 2,6-dicarboxypyridinium fluorochromate at 20℃; for 0.416667h;	90%
With [ZnCu2(disalicylaldehyde succinoyldihydrazone)(NO3)2(H2O)8]2H2O; dihydrogen peroxide In neat (no solvent) at 100℃; for 12h; Green chemistry;	80%
With C26H34Cu2N6O18Zn; dihydrogen peroxide In water at 100℃; for 14h; Reagent/catalyst; Green chemistry;	80%

: 7338-94-5
1,3-diphenyl-2-propynone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With water; Aliquat 336; PtCl4-CO In various solvent(s) at 110℃; under 1034.3 Torr; for 4.5h;	97%
With (triphenylphosphine)gold(I) chloride; water; silver trifluoromethanesulfonate In methanol at 25℃; for 12h;	96%
Multi-step reaction with 2 steps 1: triethylamine; dmap / dimethyl sulfoxide / 16 h / 20 °C 2: potassium hydroxide / dimethyl sulfoxide / 8 h / 20 °C View Scheme
Multi-step reaction with 2 steps 1: triethylamine; sodium carbonate / dimethyl sulfoxide / 16 h / 50 °C 2: potassium hydroxide / dimethyl sulfoxide / 8 h / 20 °C View Scheme

: 98-86-2
acetophenone

polymeric o-nitrophenyl benzoate: polymeric o-nitrophenyl benzoate

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With polymeric trityllithium In tetrahydrofuran Ambient temperature;	96%

: cis-1,2-bis(trimethylsiloxy)-1,2-diphenylcyclopropane

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With iron(III) chloride In tetrahydrofuran at 0℃;	96%
With iron(III) chloride In tetrahydrofuran at 0℃; for 0.5h;	96%

: 4231-62-3
1-benzoyl-1H-benzotriazole

: 98-86-2
acetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine; magnesium bromide In dichloromethane for 2.5h;	95%
With magnesium bromide ethyl etherate; N-ethyl-N,N-diisopropylamine In dichloromethane for 2.5h;	95%

: 7570-85-6, 7570-86-7, 61840-92-4, 61840-93-5, 67381-79-7, 70332-63-7, 5411-12-1
trans-2,3-epoxy-1,3-diphenyl-1-propanone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With 4-(1-hydroxy-2-(methylamino)ethyl)-1,2-phenylene bis(2,2-dimethylpropanoate); tetrakis(triphenylphosphine) palladium(0) In toluene at 80℃; for 1h;	94%
With lithium perchlorate; triethylamine In acetonitrile for 20h; Irradiation;	70%

: (E)-N-benzyl-N-(3-oxo-1,3-diphenylprop-1-en-1-yl)acetamide

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With hydrogenchloride In tetrahydrofuran; water at 0 - 50℃; for 24h;	93%

: 932-90-1, 622-31-1, 140461-24-1, 140461-25-2, 622-32-2
syn-benzaldehyde oxime

: 7338-94-5
1,3-diphenyl-2-propynone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With sodium hydride In 1,4-dioxane; N,N-dimethyl-formamide 1.) r.t., 0.5 h, 2.) 0.5 h;	92%

: 98-86-2
acetophenone

polystyrylmethyl benzoate: polystyrylmethyl benzoate

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With n-butyllithium; N-tert-butyl-N-(2-polystyrylmethoxy)-ethyl)amine In tetrahydrofuran for 2h; from -78 deg C to RT;	92%

: 2-oxo-2-phenylethyl 2-oxo-2-phenylacetate

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With tetrabutylammomium bromide In 1-methyl-pyrrolidin-2-one at 140℃; for 8h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Time; Schlenk technique; Inert atmosphere;	92%
With tetrabutylammomium bromide In 1-methyl-pyrrolidin-2-one at 140℃; Kinetics; Schlenk technique; Inert atmosphere;

: 16619-55-9
2,2-dibromo-1,3-diphenyl-1,3-propanedione

: 108-95-2
phenol

A: 106-41-2
4-bromo-phenol

B: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
at 100℃; for 48h;	A 91% B 89%
at 100℃; for 48h;	A n/a B 89%

...Expand

: 100-47-0
benzonitrile

: 70-11-1
α-bromoacetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
Stage #1: benzonitrile; α-bromoacetophenone With chloro-trimethyl-silane; zinc In tetrahydrofuran for 4h; Blaise Reaction; Reflux; Inert atmosphere; Stage #2: With hydrogenchloride In tetrahydrofuran; water at 100℃; for 0.5h; pH=2; Blaise Reaction; Inert atmosphere;	91%

: 10156-38-4
dibenzoyliodomethane

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With water; 1-methyl-3-pentyl-1H-imidazolium tetrafluoroborate at 125℃; under 2585.74 Torr; for 0.0333333h; microwave irradiation;	90%
With tetra-(n-butyl)ammonium iodide In [D3]acetonitrile for 10h; Inert atmosphere;

: 728-84-7
2-bromo-1,3-diphenylpropane-1,3-dione

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With water; 1-methyl-3-pentyl-1H-imidazolium tetrafluoroborate at 125℃; under 2585.74 Torr; for 0.0333333h; microwave irradiation;	90%

: 591-50-4
iodobenzene

: 201230-82-2
carbon monoxide

: 536-74-3
phenylacetylene

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With triethylamine In water; N,N-dimethyl-formamide at 80℃; under 3040.2 Torr; for 8h; Autoclave;	90%

...Expand

: 1179538-93-2
2,4-diphenylbenzo[b][1,4]oxazepine

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With water; acetic acid at 60℃; for 24h;	90%

: C16H12O4*C5H9NO

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With tetrabutylammomium bromide In 1-methyl-pyrrolidin-2-one at 20℃; for 12h; Reagent/catalyst; Inert atmosphere; Schlenk technique;	90%

: 100-52-7
benzaldehyde

: 70-11-1
α-bromoacetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With 1,3-dibenzyl-1H-benzo[d]imidazol-3-ium chloride; 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran at 20℃; for 0.25h; Inert atmosphere;	89%

: 98-88-4
benzoyl chloride

: 98-86-2
acetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
Stage #1: acetophenone With lithium hexamethyldisilazane In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; Stage #2: benzoyl chloride In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere;	87.4%
With N-ethyl-N,N-diisopropylamine; magnesium bromide In dichloromethane for 1h;	83%
With magnesium bromide ethyl etherate; N-ethyl-N,N-diisopropylamine In dichloromethane for 1h;	83%

: 1548-84-1
pentafluorophenyl benzoate

: 98-86-2
acetophenone

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine; magnesium bromide In dichloromethane for 24h;	87%
With magnesium bromide ethyl etherate; N-ethyl-N,N-diisopropylamine In dichloromethane for 24h;	87%

: 91860-00-3
1,3-diphenyl-3-(1-imidazolyl)-2-propen-1-one

: 120-46-7
1,3-diphenylpropanedione

Conditions

Conditions	Yield
With potassium hydroxide In dimethyl sulfoxide at 20℃; for 8h;	85.7%

: 120-46-7
1,3-diphenylpropanedione

: 2085-31-6
2-diazo-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
With potassium fluoride; dibenzo-18-crown-6; 4-toluenesulfonyl azide In dichloromethane for 3h; Ambient temperature;	100%
With 2-azido-1,3-dimethylimidazolinium chloride; triethylamine In tetrahydrofuran at 0℃; for 2h;	99%
With 2-azido-1,3-dimethylimidazolinium chloride; triethylamine In tetrahydrofuran at 0℃; for 2h; Inert atmosphere;	99%

: 120-46-7
1,3-diphenylpropanedione

: 728-84-7
2-bromo-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
With hydrogenchloride; dihydrogen peroxide; potassium bromide In toluene at 20℃; for 2h;	100%
With dimethylbromosulphonium bromide In dichloromethane at 20℃; for 0.333333h;	98%
Stage #1: 1,3-diphenylpropanedione With magnesium(II) perchlorate at 0 - 5℃; for 0.0833333h; Stage #2: With N-bromosaccharin at 0 - 5℃;	98%

: 3240-34-4
[bis(acetoxy)iodo]benzene

: 120-46-7
1,3-diphenylpropanedione

: 128753-03-7
1,3-diphenyl-2-(phenyliodaneylidene)propane-1,3-dione

Conditions

Conditions	Yield
Stage #1: 1,3-diphenylpropanedione With potassium hydroxide In acetonitrile at 0℃; for 0.0833333h; Inert atmosphere; Stage #2: [bis(acetoxy)iodo]benzene In acetonitrile at 0℃; for 0.333333h; Inert atmosphere; Stage #3: With water In acetonitrile for 0.0166667h; Inert atmosphere;	100%
With potassium hydroxide In methanol at 0℃; for 0.5h;	44%
With potassium hydroxide In methanol

: 122706-33-6
6,7-dihydro-7-hydroxy-6-phenyl-5H-pyrrolo<3,4-b>pyridin-5-one

: 120-46-7
1,3-diphenylpropanedione

: 135128-19-7
2-(6,7-dihydro-6-phenyl-5-oxo-5H-pyrrolo<3,4-b>pyridin-7-yl)-1,3-diphenyl-1,3-propanedione

Conditions

Conditions	Yield
With trifluoroacetic acid at 73℃; for 2.5h;	100%

: 122706-30-3
6-methyl-6,7-dihydro-7-hydroxy-5H-pyrrolo<3,4-b>pyridin-5-one

: 120-46-7
1,3-diphenylpropanedione

: 135128-18-6
2-(6,7-dihydro-6-methyl-5-oxo-5H-pyrrolo<3,4-b>pyridin-7-yl)-1,3-diphenyl-1,3-propanedione

Conditions

Conditions	Yield
With trifluoroacetic acid at 73℃; for 0.5h;	100%

: 73339-77-2
N,N'-bis-(2,4-dichloro-benzoyl)-sulfur diimide

: 120-46-7
1,3-diphenylpropanedione

A: 2447-79-2
2,4-dichlorobenzamide

B: 85078-60-0
[2-Benzoyl-5-(2,4-dichloro-phenyl)-[1,3,4]oxathiazol-2-yl]-phenyl-methanone

Conditions

Conditions	Yield
In benzene at 20℃; for 2.5h;	A n/a B 100%

...Expand

: 120-46-7
1,3-diphenylpropanedione

: 137-07-5
2-amino-benzenethiol

: 131526-02-8
1-(2-mercaptophenylimino)-1 3-diphenylpropan-3-one

Conditions

Conditions	Yield
With piperidine In ethanol Heating;	100%

: 120-46-7
1,3-diphenylpropanedione

: 75-08-1
ethanethiol

: 70769-74-3
3-ethylsulfanyl-1,3-diphenylprop-2-en-1-one

Conditions

Conditions	Yield
With toluene-4-sulfonic acid In benzene for 15h; Heating;	100%

: 120-46-7
1,3-diphenylpropanedione

: 77291-92-0
(R,R)-1,3-diphenyl-1,3-propanediol

Conditions

Conditions	Yield
With (S)-1-(PPh2)-2-[CH(OMe)(C6H4-o-PPh2)]-ferrocene; hydrogen; [Ru(cod)(C4H7)2]; hydrogen bromide In ethanol at 50℃; under 37503 Torr;	100%
With formic acid; (all-R)-C(CH2OCH2CH2CONHC6H4SO2NHCHPhCHPhNH2)4; triethylamine; [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2 In N,N-dimethyl-formamide at 40℃; for 72h;	71%
With formic acid; Ru(p-cymene)[(R,R)-Ts-DPEN]; triethylamine In dichloromethane at 0 - 40℃; for 17h; Inert atmosphere;	70%

: 78-94-4
methyl vinyl ketone

: 120-46-7
1,3-diphenylpropanedione

: 151330-38-0
2-benzoyl-1-phenylhexane-1,5-dione

Conditions

Conditions	Yield
With iron(III) chloride In chloroform Ambient temperature;	100%
With silica gel In neat (no solvent) at 0 - 90℃; for 48h; Michael Addition;	99%
With PI/CB-B (polymer incarcerated carbon black-B) In tetrahydrofuran at 20℃; for 20h; Michael reaction;	93%

: 120-46-7
1,3-diphenylpropanedione

: 254977-45-2
3-methoxy-7α-phenyl-1,5-dimethyl-3-borabicyclo[3.3.1]nonane

: 7α-phenyl-1,5-dimethyl-3-borabicyclo[3.3.1]nonyl benzoylacetophenoate

Conditions

Conditions	Yield
In diethyl ether for 1h; Substitution;	100%

: 10025-76-0
europium(III) chloride

: 120-46-7
1,3-diphenylpropanedione

: 109-89-7
diethylamine

: (C2H5)2NH2(1+)*Eu(C15H11O2)4(1-)=(C2H5)2NH2{Eu(C15H11O2)4}

Conditions

Conditions	Yield
In ethanol hot soln., 4 d at anbient temp., filtering; washing with cold abs. ethanol, air dried;	100%
In ethanol hot soln., 4 d at anbient temp., filtering; washing with cold abs. ethanol, air dried;	100%

...Expand

: 1273-86-5
1-ferrocenylmethanol

: 120-46-7
1,3-diphenylpropanedione

: 83267-90-7
dibenzoyl(ferrocenylmethyl)methane

Conditions

Conditions	Yield
With HClO4 or HBF4 In dichloromethane byproducts: H2O; aq. HClO4 (70 %) or HBF4 (45 %) added to the Fe-complex and the ketone;soln. stirred (30 min, 20°C), addn. of ether; ether soln. washed twice (water), dried (sodium sulfate), solvent removed (vac.), recrystn. (hexane/ethyl acetate 1:1); elem. anal.;	100%
With HBF4 In dichloromethane; water dibenzoyl methane and Fe compd. (1:1 molar ratio), HBF4 and H2O added dropwise with stirring, mixt. stirerd at room temp. for 1 h; H2O added, extd. (CH2Cl2), org. layer dried (Na2SO4), evapd., dried in air for 1 d, elem. anal.;	84%
With tetrafluoroboric acid In dichloromethane; water vigorous stirring of two-phase system (Fe-complex and nucleophilic substrate in methylene chloride soln. and aq. HBF4) at room temp.; elem. anal., IR and UV spectroscopy;
With perchloric acid In dichloromethane; water vigorous stirring of two-phase system (Fe-complex and nucleophilic substrate in methylene chloride soln. and aq. HClO4) at room temp.; elem. anal., IR and UV spectroscopy;

: 120-46-7
1,3-diphenylpropanedione

: 254977-45-2
3-methoxy-7α-phenyl-1,5-dimethyl-3-borabicyclo[3.3.1]nonane

: 7-phenyl-1,5-dimethyl-3-borabicyclo[3.3.1]nonylbenzoylacetophenoate

Conditions

Conditions	Yield
In diethyl ether equimolar amts., 1 h (pptn.); distn. off of solvent, washing (hexane); elem. anal.;	100%

: 101671-01-6
1-nitro-2-(4-chlorophenyl)ethylene

: 120-46-7
1,3-diphenylpropanedione

: 1134099-96-9
(S)-2-(1-(4-chlorophenyl)-2-nitroethyl)-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
9-amino-9-deoxyepiquinine In diethyl ether at 23℃; for 11h; Product distribution / selectivity; Michael Condensation;	100%
With (R)-(6-methoxyquinolin-4-yl)((1S,2S,4S,5R)-5-vinylquinuclidin-2-yl)methanamine In diethyl ether at 23℃; for 8h; Michael addition; optical yield given as %ee; enantioselective reaction;	97%

: 128425-74-1, 41764-19-6
2-allyl-2,3-dihydro-3-hydroxy-isoindol-1-one

: 120-46-7
1,3-diphenylpropanedione

: 1215178-33-8
2-allyl-3-(1-benzoyl-2-oxo-2-phenyl-ethyl)-2,3-dihydro-isoindol-1-one

Conditions

Conditions	Yield
With 4.8C2H6OS*C8F24N4O16S8Sn In acetonitrile at 60℃; for 3h; Inert atmosphere;	100%
With C10H19Cl8IrO2Sn3 In 1,2-dichloro-ethane at 80℃; for 2h; Inert atmosphere; Schlenk technique;	97%

: 1242027-84-4
1-(3,4-methenedioxyphenyl)-3-(phenylsulfanyl)prop-2-yn-1-ol

: 120-46-7
1,3-diphenylpropanedione

: 1260153-70-5
1,3-diphenyl-2-[1-(benzodioxol-5-yl)-3-(phenylsulfanyl)prop-2-ynyl]propanedione

Conditions

Conditions	Yield
With tetra(n-butyl)ammonium hydrogensulfate; scandium tris(trifluoromethanesulfonate) In nitromethane; water Reflux;	100%

: 720-44-5
1-(4-methoxyphenyl)-1-phenylmethanol

: 120-46-7
1,3-diphenylpropanedione

: 954374-32-4
2-((4-methoxyphenyl)(phenyl)methyl)-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
In 1,1,2,2-tetrachloroethane for 36h; Reflux;	100%
In dichloromethane at 60℃; for 4h; Sealed tube;	87%
With [n-BuCpZr(OH2)3]2(μ2-OH)2(OSO2C8F17)4*6H2O In dichloromethane at 60℃; for 4h; Inert atmosphere; Sealed tube;	83%

: 7787-47-5
beryllium(II) chloride

: 120-46-7
1,3-diphenylpropanedione

: 19368-60-6
bis(dibenzoylmethanato)beryllium

Conditions

Conditions	Yield
In benzene at 20℃; Sealed tube; Schlenk technique;	100%

: 1204316-83-5
tri-n-octylmethylphosphonium bis(trifluoromethane)sulfonimide

: 120-46-7
1,3-diphenylpropanedione

: C25H54P(1+)*C15H11O2(1-)

Conditions

Conditions	Yield
at 20℃; for 2h;	99.5%

: 120-46-7
1,3-diphenylpropanedione

: 51210-89-0
1,3-diphenyl-2-oximino-1,3-propanedione

Conditions

Conditions	Yield
With sulfuric acid; silica gel; sodium nitrite In dichloromethane at 20℃; for 2.58333h;	99%
With hydrogenchloride; 1-butyl-3-methylimidazolium nitrite; water at 20℃;	90%
With C2H2I4*2H2O; silica gel; sodium nitrite In dichloromethane at 20℃; for 1.5h;	75%

: 528-76-7
2,4-dinitrobenzenesulfenyl chloride

: 120-46-7
1,3-diphenylpropanedione

: 82725-13-1
2-(2,4-Dinitro-phenylsulfanyl)-1,3-diphenyl-propane-1,3-dione

Conditions

Conditions	Yield
With triethylamine In benzene for 12h; Ambient temperature;	99%

: 1516-60-5
4-nitrophenyl azide

: 120-46-7
1,3-diphenylpropanedione

: 122942-42-1
(1-(4-nitrophenyl)-5-phenyl-1H-1,2,3-triazol-4-yl)(phenyl)methanone

Conditions

Conditions	Yield
With N,N,N,N,N,N-hexamethylphosphoric triamide at 55℃; for 8h;	99%
With triethylamine In N,N-dimethyl-formamide at 20℃; for 24h; Reagent/catalyst; regioselective reaction;	88%
With water; 1,8-diazabicyclo[5.4.0]undec-7-ene at 20℃; for 1.16667h; Temperature; Sonication; Green chemistry; regioselective reaction;	87%
With triethylamine for 0.0833333h; Microwave irradiation;	85%

: 39095-38-0
N-dimethylsulfoniumsuccinimide chloride

: 120-46-7
1,3-diphenylpropanedione

: 34025-26-8
2-(dimethyl-λ4-sulfaneylidene)-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
With triethylamine In dichloromethane at -78℃; for 1h; various methylene compounds;	99%
With triethylamine In dichloromethane at -78℃; for 1h;	99%
With triethylamine 1.) CH2Cl2, 1 h, 2.) 1 h; Yield given. Multistep reaction;
With triethylamine 1.) -78 deg C, 1 h; 2.) -78 deg C, 1 h; Yield given. Multistep reaction;

: 120-46-7
1,3-diphenylpropanedione

: 1145-01-3
3,5-Diphenylpyrazole

Conditions

Conditions	Yield
With Cu1.5PMo12O40; hydrazine hydrate at 20℃; for 0.25h; Green chemistry;	99%
With carbazic acid at 90℃; for 5h; Green chemistry;	98%
With carbazic acid In neat (no solvent) at 90℃; for 5h; Solvent; Temperature; Reagent/catalyst;	98%

: 91-01-0
1,1-Diphenylmethanol

: 120-46-7
1,3-diphenylpropanedione

: 60999-93-1
2-benzhydryl-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
With silica gel supported perchloric acid In toluene at 70℃; for 17h;	99%
With silica gel supported sodium hydrogen sulfate In 1,1-dichloroethane at 60℃; for 0.5h;	99%
With C10H12CoN3(2+)*2F6Sb(1-) In toluene at 105 - 110℃; for 2.5h;	99%

: 98-85-1, 13323-81-4
1-Phenylethanol

: 120-46-7
1,3-diphenylpropanedione

: 116140-58-0
1,3-diphenyl-2-(1-phenyl-ethyl)-propane-1,3-dione

Conditions

Conditions	Yield
With iodine In nitromethane at 80℃; for 1h;	99%
With perchloric acid on silica gel In nitromethane at 70℃; for 5h;	99%
With C10H12CoN3(2+)*2F6Sb(1-) In toluene at 105 - 110℃; for 3.5h;	99%

: 3391-10-4
1-(p-chlorophenyl)ethyl alcohol

: 120-46-7
1,3-diphenylpropanedione

: 727401-27-6
2-(1-(4-chlorophenyl)ethyl)-1,3-diphenylpropane-1,3-dione

Conditions

Conditions	Yield
With perchloric acid on silica gel In nitromethane at 70℃; for 5h;	99%
With perchloric acid In water; toluene at 70℃; for 17h;	98%
cis-[Ru(6,6'-Cl2bipy)2(H2O)2](ClO4)2 In 1,2-dichloro-ethane at 80℃;	97%

Dibenzoylmethane Consensus Reports

Reported in EPA TSCA Inventory.

Dibenzoylmethane Specification

The Dibenzoylmethane, with the CAS registry number 120-46-7,is also known as 1,3-Diphenyl-1,3-propanedione; 1,3-Diphenylpropane-1,3-dione. It belongs to the product categories of Sensitizer;Slight yellowish crystalline powder. This chemical's molecular formula is C₁₅H₁₂O₂ and molecular weight is 224.26.Its EINECS number is 204-398-9. What's more,Its systematic name is 1,3-Diphenylpropane-1,3-dione. It is a yellowish-white powder which is stable,incompatible with strong oxidizing agents.It is easily soluble in alcohol chlorine, chloroform, soluble in sodium hydroxide solution, insoluble in sodium carbonate solution, very slightly soluble in water.It is used as a co-stabilizer for Ca/Zn hydroxy salt stability system, and it is also used to make PVC bottles of mineral water.

Physical properties about Dibenzoylmethane are:
(1)ACD/LogP: 2.168; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.17; (4)ACD/LogD (pH 7.4): 2.16; (5)ACD/BCF (pH 5.5): 26.15; (6)ACD/BCF (pH 7.4): 25.44; (7)ACD/KOC (pH 5.5): 359.88; (8)ACD/KOC (pH 7.4): 350.17; (9)#H bond acceptors: 2; (10)#Hbond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Index of Refraction: 1.584; (13)Molar Refractivity: 65.88 cm³; (14)Molar Volume: 196.885 cm³; (15)Surface Tension: 46.0820007324219 dyne/cm; (16)Density: 1.139 g/cm³; (17)Flash Point: 146.947 °C; (18)Enthalpy of Vaporization: 60.273 kJ/mol; (19)Boiling Point: 357.365 °C at 760 mmHg; (20)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES:c1ccc(cc1)C(=O)CC(=O)c2ccccc2;
(2)Std. InChI:InChI=1S/C15H12O2/c16-14(12-7-3-1-4-8-12)11-15(17)13-9-5-2-6-10-13/h1-10H,11H2;
(3)Std. InChIKey:NZZIMKJIVMHWJC-UHFFFAOYSA-N.

Safety Information of Dibenzoylmethane:
The Diethylenetriamine is danger of cumulative effects and harmful in contact with skin and if swallowed .It may cause sensitization by skin contact .In caseof contact with eyes, rinse immediately with plenty of water and seek medical advice.When you use it ,wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .

The toxicity data of Dibenzoylmethane are as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LD	oral	> 500mg/kg (500mg/kg)		National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 28, 1953.

Product Name

Dibenzoylmethane

Synthetic route

Dibenzoylmethane Consensus Reports

Dibenzoylmethane Specification

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