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| | 5'-BROMO-2'-HYDROXYPROPIOPHENONE 97 Basic information |
| | 5'-BROMO-2'-HYDROXYPROPIOPHENONE 97 Chemical Properties |
| Melting point | 78-79°C | | Boiling point | 156°C/21mmHg(lit.) | | density | 1.506±0.06 g/cm3(Predicted) | | storage temp. | RT, stored under nitrogen | | pka | 7.68±0.48(Predicted) | | form | powder to crystal | | color | White to Light yellow to Light orange |
| Hazard Codes | Xn | | Risk Statements | 22 | | RIDADR | UN 2811 6.1/PG 3 | | WGK Germany | 3 | | HS Code | 2914500090 |
| | 5'-BROMO-2'-HYDROXYPROPIOPHENONE 97 Usage And Synthesis |
| Preparation | Preparation by Fries rearrangement of 4-bromophenyl propionate with aluminium chloride at 165° for 1 h (97%), at 150–160° for 30 min or at 120° for 30–40 min (80%)
Preparation by bromination of o-hydroxypropiophenone with bromine in 80% aqueous acetic acid at r.t. (66%)
Also obtained by acylation of p-bromophenol with propionic acid in the presence of boron trifluoride in a sealed tube at 120° for 1 h (59%). |
| | 5'-BROMO-2'-HYDROXYPROPIOPHENONE 97 Preparation Products And Raw materials |
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Tag:5'-BROMO-2'-HYDROXYPROPIOPHENONE 97(17764-93-1)
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