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Posted: **Fri May 06, 2022 8:09 am**

: Resorcinol Ethyl Acetoacetate Dowex 50wx4 4 Methylumbelliferone Mp C 110 181 183 Mw D G Mol G Ml 110 11 130 14 1 1 (25.16 KiB) Viewed 38 times

: Resorcinol Ethyl Acetoacetate Dowex 50wx4 4 Methylumbelliferone Mp C 110 181 183 Mw D G Mol G Ml 110 11 130 14 1 2 (29.57 KiB) Viewed 38 times

resorcinol ethyl acetoacetate Dowex 50WX4 4-methylumbelliferone mp (°C) 110. 181-183 MW d (g/mol) (g/mL) 110.11 130.14 1.02 176.17 vol (mL) 125ML mass mmol equiv (mg) 1 ·0009292 ..00402 кому "кообчко поръчь -19 123 =,12759000 97971 +27bing 139 130 mg 00017 و3. 30 mg
4. Based on your observations, suggest a modification to the manual's procedure that would allow a CHE326 student to obtain a higher yield of product for this experiment. 5. Propose a reasonable reaction mechanism for the electrophilic aromatic substitution and dehydration steps involved in the Pechmann condensation (lab manual, p. 46).