ChemicalBook >?? ???? >4-??-3-??-2-?
4-??-3-??-2-?
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4-??-3-??-2-? ??
- ???
- 4°C
- ?? ?
- 75-76 °C/0.8 mmHg (lit.)
- ??
- 0.99 g/mL at 25 °C (lit.)
- ???
- n
20/D 1.574(lit.)
- ???
- 203 °F
- ?? ??
- 2-8°C
- ??? ??
- ??? ??
- Specific Gravity
- 1.02
- ??
- Colorless to Yellow to Green
- ???
- ?? ???.
- InChI
- 1S/C10H8O/c1-9(11)7-8-10-5-3-2-4-6-10/h2-6H,1H3
- InChIKey
- UPEUQDJSUFHFQP-UHFFFAOYSA-N
- SMILES
- CC(=O)C#Cc1ccccc1
- CAS ??????
- 1817-57-8(CAS DataBase Reference)
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- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi,Xn | ||
|---|---|---|---|
| ?? ???? ?? | 36/37/38-22 | ||
| ????? | 26-27-37/39 | ||
| ????(UN No.) | UN 3334 | ||
| WGK ?? | 3 | ||
| RTECS ?? | ES0890000 | ||
| HS ?? | 2914390090 | ||
| ???? ??? | 10 - Combustible liquids | ||
| Hazard Classifications | Acute Tox. 4 Oral | ||
| ?? | mouse,LD50,intravenous,56mg/kg (56mg/kg),U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#05642, |
4-??-3-??-2-? C??? ??, ??, ??
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It is used as pharmaceutical intermediate.Synthesis Reference(s)
Chemistry Letters, 9, p. 1327, 1980The Journal of Organic Chemistry, 47, p. 2549, 1982 DOI: 10.1021/jo00134a010
Tetrahedron Letters, 29, p. 2321, 1988 DOI: 10.1016/S0040-4039(00)86048-7
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4-Phenyl-3-butyn-2-one is an α,β-ketoalkyne. Reaction of 4-phenyl-3-butyn-2-one with bromine chloride and iodine monochloride in CH2Cl2, CH2Cl2/pyridine and MeOH are studied. Reduction of 4-phenyl-3-butyn-2-one in THF solution has been reported.4-??-3-??-2-? ?? ?? ? ???
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4-??-3-??-2-? ?? ??
???( 142)?? ??
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4-??-3-??-2-? ?? ??:
3-Butyn-2-one
1-(1-Naphthalenyl)-4-phenyl-1-butyn-3-one
1-(1-Naphthalenyl)-4-phenyl-3-butyn-2-one
1-Phenyl-2-butyn-1-one
4-Chloro-4,4-difluoro-1-phenyl-1-butyn-3-one
4-PHENYL-3-BUTYN-2-ONE
1-(4-NITRO-PHENYL)-3-PHENYL-PROPYNONE
1-(4-METHOXY-PHENYL)-3-PHENYL-PROPYNONE
1-NAPHTHALEN-1-YL-3-PHENYL-PROPYNONE
3-(3,4-DIMETHOXY-PHENYL)-1-P-TOLYL-PROPYNONE
4-METHYL-1-PHENYL-PENT-1-YN-3-ONE
3-(4-METHOXY-PHENYL)-1-PHENYL-PROPYNONE
DIPHENYLPROPYNONE
3-PHENYL-1-P-TOLYL-PROPYNONE
3-(4-METHOXY-PHENYL)-1-(4-METHYLPHENYL)-PROPYNONE