4,4'-dimethylbenzil

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Names

[ CAS No. ]:
3457-48-5

[ Name ]:
4,4'-dimethylbenzil

[Synonym ]:
p-Tolil
1,2-bis(p-methylphenyl)ethanedione
EINECS 222-388-2
1,2-di(4-methylphenyl)-1,2-ethanedione
Di-p-tolylethanedione
4,4'-Dimethylbenzil
1,2-Di-p-tolylethane-1,2-dione
Ethandione,bis(p-tolyl)
1,2-bis(4-methoxyphenyl)-ethane-1,2-dione
4,4'-dimethylbibenzoyl
MFCD00008554

Chemical & Physical Properties

[ Density]:
1.119 g/cm3

[ Boiling Point ]:
211 °C (7 mmHg)

[ Melting Point ]:
102-104 °C(lit.)

[ Molecular Formula ]:
C16H14O2

[ Molecular Weight ]:
238.28100

[ Flash Point ]:
168.6ºC

[ Exact Mass ]:
238.09900

[ PSA ]:
34.14000

[ LogP ]:
3.36900

[ Index of Refraction ]:
1.58

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2914399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethanone,2-hydroxy-1,2-bis(4-methylphenyl)-
  • p-Tolualdehyde
  • 1,3-Dioxol-2-one
  • 4-Bromotoluene
  • p-toluoyl chloride
  • 4-methylbenzoyl cyanide
  • DI-P-TOLYLACETYLENE
  • Oxalyl chloride

DownStream

  • (4S,5R)-4,5-bis(4-methylphenyl)-4-(1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-2-one
  • 1,2-bis[4-(bromomethyl)phenyl]ethane-1,2-dione
  • p-tolylmethanol
  • 1,2-di(p-tolyl)ethane
  • methyl p-toluate
  • Benzamide,N,N-diethyl-4-methyl-
  • Benzeneacetic acid, a-hydroxy-4-methyl-a-(4-methylphenyl)-
  • Ethanone,2-hydroxy-1,2-bis(4-methylphenyl)-
  • 1,2-bis(4-methylphenyl)-1,2-ethanediol

Customs

[ HS Code ]: 2914399090

[ Summary ]:
2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Articles

Excited carbonyl formation in the combination and disproportionation of free radicals.

J. Biolumin. Chemilumin. 7(1) , 27-35, (1992)

The pyrolyisis of di-tert-butyl peroxyoxalate in the presence of para-substituted benzaldehydes produces almost quantitatively the corresponding p,p'-disubstituted benzils. The formation of these prod...


More Articles

Related Compounds

  • 4,4'-dimethylbenzil monohydrazone
  • 4-(4'-methylphenylamino)butan-2-one
  • 4,4'-(1,6-diphenyl-3,4-diaza-hexa-1,3,5-triene-1,6-diyl)-bis-morpholine
  • 4,4'-bis[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo][1,1'-biphenyl]-2,2'-disulphonic acid, compound with N,N'-bis-o-tolylguanidine (1:2)
  • 4,4'-Dibenzyl-2,2'-di(tert-butyl)-[3,3'-bi(1,2,4-oxadiazolidin)]-5,5'-dithion
  • 4,4'-(sulfonylbis(methylene))bis(methylbenzene)
  • 3-{2-[5-(4-methoxyphenyl)-3-(naphthalen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl]-2-oxoethyl}imidazolidine-2,4-dione
  • 3-Bromomethylfuran-5-carbonitrile
  • 5-Chloromethyl-1,3,4-oxathiazol-2-one
  • 2,4-Dimethyl-2-(4-tert-butylphenyl)-3-pentanone
  • Maltosyl-isomaltotriose
  • 1-[(4-Bromo-2,5-dimethoxyphenyl)methyl]-4-(2-phenylethenesulfonyl)piperazine
  • 2-[4-(1,3-dioxaindan-5-yl)-4-methyl-2,5-dioxoimidazolidin-1-yl]-N-(1-cyanocyclohexyl)-N-methylacetamide
  • 2-[(1-methyl-1H-imidazol-2-yl)methoxy]acetic acid
  • Methyl tert-pentyl carbonate
  • N-[4-({[(2H-1,3-benzodioxol-5-yl)methyl]carbamoyl}methyl)-1,3-thiazol-2-yl]furan-2-carboxamide
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