TRANS-1,2-DIBENZOYLETHYLENE
- Product Name
- TRANS-1,2-DIBENZOYLETHYLENE
- CAS No.
- 959-28-4
- Chemical Name
- TRANS-1,2-DIBENZOYLETHYLENE
- Synonyms
- perdominantlytrans;TIMTEC-BB SBB007664;TRANS-DIPHENACYLIDENE;1,2-DIBENZOYLETHYLENE;trans-Dibenzoylethene;LABOTEST-BB LT00068044;(E)-1,2-Dibenzoylethene;trans-Dibenzoylethylene;(E)-1,2-DIBENZOYLETHYLENE;trans-1,2-Dibenzoylethylen
- CBNumber
- CB2345321
- Molecular Formula
- C16H12O2
- Formula Weight
- 236.27
- MOL File
- 959-28-4.mol
TRANS-1,2-DIBENZOYLETHYLENE Property
- 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 Reference
- 959-28-4(CAS DataBase Reference)
- EPA Substance Registry System
- trans-1,2-Dibenzoylethylene (959-28-4)
Safety
- Safety Statements
- 22-24/25
- WGK Germany
- 3
- RTECS
- EM7000000
- TSCA
- Yes
- HS Code
- 29143900
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- D33209
- Product name
- trans-1,4-Diphenyl-2-butene-1,4-dione
- Purity
- 96%
- Packaging
- 5g
- Price
- $59.2
- Updated
- 2024/03/01
- Product number
- D33209
- Product name
- trans-1,4-Diphenyl-2-butene-1,4-dione
- Purity
- 96%
- Packaging
- 25g
- Price
- $183.6
- Updated
- 2024/03/01
- Product number
- D2185
- Product name
- trans-1,2-Dibenzoylethylene
- Purity
- >98.0%(GC)
- Packaging
- 5g
- Price
- $74
- Updated
- 2024/03/01
- Product number
- D2185
- Product name
- trans-1,2-Dibenzoylethylene
- Purity
- >98.0%(GC)
- Packaging
- 25g
- Price
- $246
- Updated
- 2024/03/01
- Product number
- L12643
- Product name
- 1,2-Dibenzoylethylene, predominantly trans, 96%
- Packaging
- 1g
- Price
- $26.65
- Updated
- 2024/03/01
TRANS-1,2-DIBENZOYLETHYLENE Chemical Properties,Usage,Production
Chemical Properties
yellow 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/jo00288a066
Journal of the American Chemical Society, 45, p. 1303, 1923 DOI: 10.1021/ja01658a026
Purification Methods
It 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 materials
Preparation Products
TRANS-1,2-DIBENZOYLETHYLENE Suppliers
- Tel
- --
- Fax
- --
- Country
- Switzerland
- ProdList
- 6896
- Advantage
- 91
View Lastest Price from TRANS-1,2-DIBENZOYLETHYLENE manufacturers
- Product
- TRANS-1,2-DIBENZOYLETHYLENE 959-28-4
- Price
- US $0.00/g
- Min. Order
- 1g
- Purity
- 99.5%min
- Supply Ability
- 20kg/week
- Release date
- 2019-10-31