3,4-Dihydroxybenzophenone
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3,4-Dihydroxybenzophenone ??
- ???
- 144-148 °C (lit.)
- ?? ?
- 314.35°C (rough estimate)
- ??
- 1.1956 (rough estimate)
- ???
- 1.5090 (estimate)
- ?? ??
- Inert atmosphere,Room Temperature
- ???
- ???? ???
- ??? ??
- powder to crystal
- ?? ?? (pKa)
- 8.02±0.18(Predicted)
- ??
- White to Light yellow to Green
- InChIKey
- ARWCZKJISXFBGI-UHFFFAOYSA-N
- CAS ??????
- 10425-11-3(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi | ||
|---|---|---|---|
| ?? ???? ?? | 36/37/38 | ||
| ????? | 26-36-37/39 | ||
| WGK ?? | 3 | ||
| HS ?? | 29145090 |
3,4-Dihydroxybenzophenone C??? ??, ??, ??
??? ??
cream crystalline powder?? ??
Preparation by Fries rearrangement of pyrocatechol dibenzoate,in the presence of aluminium chloride in nitrobenzene ? at 100° for 4 h (quantitative yield) or heated on a steam bath for 6 h ];
? in the presence of Nafion-XR, a H+-form ion exchange resin, at 175° for 4 h under nitrogen (38%).
Synthesis Reference(s)
Tetrahedron Letters, 35, p. 2601, 1994 DOI: 10.1016/S0040-4039(00)77182-63,4-Dihydroxybenzophenone ?? ?? ? ???
???
6-benzoyl-2,3-dihydro-1,4-benzodioxine
1,4-benzodioxin-6-yl(phenyl)methanone
o-?????????
3,4-DIHYDRO-2H-1,5-??????-7-YL(??)???
3,4-????????
3,4-DIMETHOXYBENZOYL CHLORIDE
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1,4-?????
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4-????????
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?? ??
3,4-Dihydroxybenzophenone ?? ??
???( 290)?? ??
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3,4-Dihydroxybenzophenone ?? ??:
4-???????? 3,4-???????? ???? ??????? ???????? ???? ????? 2,4-????????? ???? ?? S ???? ???? ?? 2,4-????????? ???? 2,3,4-???????????
4,4'-Dimethylbenzophenone
Bis(4-fluorophenyl)-methanone
4,6-Dihydroxypyrimidine
2,2',4,4'-Tetrahydroxybenzophenone
4,4'-Dihydroxybenzophenone,97%,4,4''-DIHYDROXYBENZOPHENONE 99+%,4,4'-Dihydroxybenzophenone, 98+%,p,p'-Dihydroxybenzophenone,4,4'-DIHYDROXYBENZOPHENONE
2,3,3',4'-TETRAMETHOXYBENZOPHENONE