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
- Molecular Weight:
- 236.27
- MDL Number:
- MFCD00003083
- MOL File:
- 959-28-4.mol
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) |
UNSPSC Code | 12352100 |
NACRES | NA.22 |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS07 |
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Signal word | Warning | |||||||||
Hazard statements | H302-H315-H319-H335 | |||||||||
Precautionary statements | P261-P301+P312-P302+P352-P304+P340-P305+P351+P338 | |||||||||
Safety Statements | 22-24/25 | |||||||||
WGK Germany | 3 | |||||||||
RTECS | EM7000000 | |||||||||
TSCA | Yes | |||||||||
HS Code | 29143900 | |||||||||
NFPA 704 |
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TRANS-1,2-DIBENZOYLETHYLENE price More Price(10)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | D33209 | trans-1,4-Diphenyl-2-butene-1,4-dione 96% | 959-28-4 | 5g | $59.2 | 2024-03-01 | Buy |
Sigma-Aldrich | D33209 | trans-1,4-Diphenyl-2-butene-1,4-dione 96% | 959-28-4 | 25g | $183.6 | 2024-03-01 | Buy |
TCI Chemical | D2185 | trans-1,2-Dibenzoylethylene >98.0%(GC) | 959-28-4 | 5g | $74 | 2024-03-01 | Buy |
TCI Chemical | D2185 | trans-1,2-Dibenzoylethylene >98.0%(GC) | 959-28-4 | 25g | $246 | 2024-03-01 | Buy |
Alfa Aesar | L12643 | 1,2-Dibenzoylethylene, predominantly trans, 96% | 959-28-4 | 1g | $26.65 | 2024-03-01 | Buy |
TRANS-1,2-DIBENZOYLETHYLENE Chemical Properties,Uses,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
TRANS-1,2-DIBENZOYLETHYLENE Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Nanjing jinheyou Trading Co., Ltd. | 15705188088 | admin@jheyou.com | CHINA | 1268 | 58 |
Career Henan Chemica Co | +86-0371-86658258 +8613203830695 | laboratory@coreychem.com | China | 30230 | 58 |
Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52849 | 58 |
sgtlifesciences pvt ltd | +8617013299288 | dj@sgtlifesciences.com | China | 12373 | 58 |
Hebei Chuanghai Biotechnology Co., Ltd | +8615531151365 | mina@chuanghaibio.com | China | 18137 | 58 |
LEAPCHEM CO., LTD. | +86-852-30606658 | market18@leapchem.com | China | 43340 | 58 |
Aladdin Scientific | tp@aladdinsci.com | United States | 57505 | 58 | |
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. | +8618950047208 | ellena@amitychem.com | China | 43416 | 58 |
Mainchem Co., Ltd. | +86-0592-6210733 | sale@mainchem.com | China | 32343 | 55 |
View Lastest Price from TRANS-1,2-DIBENZOYLETHYLENE manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
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2019-11-08 | TRANS-1,2-DIBENZOYLETHYLENE
959-28-4
|
US $0.00 / g | 1g | 99.5%min | 20kg/week | Nanjing jinheyou Trading Co., Ltd. |
-
- TRANS-1,2-DIBENZOYLETHYLENE
959-28-4
- US $0.00 / g
- 99.5%min
- Nanjing jinheyou Trading Co., Ltd.