TRANS-1,2-DIBENZOYLETHYLENE

TRANS-1,2-DIBENZOYLETHYLENE
  • CAS No.:959-28-4
Other grades of this product :
TRANS-1,2-DIBENZOYLETHYLENE Basic information
Product Name:TRANS-1,2-DIBENZOYLETHYLENE
Synonyms:TRANS-DIPHENACYLIDENE;TRANS-1,2-DIBENZOYLETHYLENE;TRANS-1,4-DIPHENYL-2-BUTENE-1,4-DIONE;TIMTEC-BB SBB007664;trans-1,2-Dibenzoylethylen;1,2-DIBENZOYLETHYLENE;LABOTEST-BB LT00068044;(E)-1,4-DIPHENYL-2-BUTENE-1,4-DIONE
CAS:959-28-4
MF:C16H12O2
MW:236.27
EINECS:213-498-1
Product Categories:Carbonyl Compounds;Chemical Synthesis;Building Blocks;C15 to C38;Ketones;Organic Building Blocks
Mol File:959-28-4.mol
TRANS-1,2-DIBENZOYLETHYLENE Chemical Properties
Melting point 109-112 °C(lit.)
Boiling point 338.73°C (rough estimate)
density 1.1223 (rough estimate)
refractive index 1.6000 (estimate)
form Powder, Crystals or Flakes
color White to yellow to beige-brown
BRN 743958
CAS DataBase Reference959-28-4(CAS DataBase Reference)
EPA Substance Registry Systemtrans-1,2-Dibenzoylethylene (959-28-4)
Safety Information
Safety Statements 22-24/25
WGK Germany 3
RTECS EM7000000
TSCA Yes
HS Code 29143900
MSDS Information
ProviderLanguage
SigmaAldrich English
ACROS English
ALFA English
TRANS-1,2-DIBENZOYLETHYLENE Usage And Synthesis
Chemical Propertiesyellow crystalline powder
Uses(E)-1,4-Diphenylbut-2-ene-1,4-dione is a key intermediate for the Michael adducts-source for biologically potent heterocycles with antimicrobial properties.
Synthesis Reference(s)The Journal of Organic Chemistry, 55, p. 360, 1990 DOI: 10.1021/jo00288a066Journal of the American Chemical Society, 45, p. 1303, 1923 DOI: 10.1021/ja01658a026
Purification MethodsIt crystallises from MeOH or EtOH as yellow needles [Koller et al. Helv Chim Acta 29 512 1946]. The dioxime has m 210-211o(dec) from AcOH. [IR: Kuhn et al. J Am Chem Soc 72 5058 1950, Yates J Am Chem Soc 74 5375 1952, Erickson et al. J Am Chem Soc 73 5301 1951, Beilstein 7 IV 2578.]
TRANS-1,2-DIBENZOYLETHYLENE Preparation Products And Raw materials
Raw materialsAluminium chloride hexahydrate-->Fumaryl chloride

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