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CAS No. : | 2719-05-3 | MDL No. : | MFCD00027653 |
Formula : | C17H18N2O2 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | OEXMNSOPAKOPEF-UHFFFAOYSA-N |
M.W : | 282.34 | Pubchem ID : | 94990 |
Synonyms : |
NSC 12407;BRD-K4477;Functional Hits 1;Methylenebis-4,4'-acetanilide
|
Chemical Name : | N,N'-(Methylenebis(4,1-phenylene))diacetamide |
Signal Word: | Danger | Class: | 9 |
Precautionary Statements: | P201-P264-P280-P301+P330+P331-P312 | UN#: | 3077 |
Hazard Statements: | H302-H361-H372-H410 | Packing Group: | Ⅲ |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
84% | With pyridine; dmap; In dichloromethane; at 25℃; for 12.0h;Inert atmosphere; | To a solution of 2a (50 mg, 0.25 mmol), pyridine (47 mg, 0.60 mmol), and 4-(dimethylamino)pyridine (1 mg) in CH2Cl2 (2.5 mL) was added acetic anhydride (56 mg, 0.55 mmol) at 0 °C, and the mixture was stirred at 25 °C for 12 h. The reaction mixture was poured into water (10 mL) and extracted with AcOEt (50 mL .x. 2). The organic layer was dried over Na2SO4, filtered, and concentrated under reduced pressure. To the residue was added Et2O (10 mL), and the resulting precipitates were collected by filtration to give 2b (59 mg, 0.21 mmol, 84percent) as a colorless solid. Mp: 224-225 °C (dec). 1H NMR (DMSO-d6): delta 2.02 (s, 6H), 3.80 (s, 2H), 7.11 (d, J = 8.2 Hz, 4H), 7.48 (d, J = 8.2 Hz, 4H), 9.88 (br, 2H). 13C NMR (DMSO-d6): delta 24.2, 40.2, 119.3, 129.0, 136.3, 137.5, 168.3. IR (ATR): 1650 cm-1. MS (EI): m/z 282 (M+). Anal. Calcd for C17H18N2O2: C, 72.32; H, 6.43; N, 9.92. Found: C, 72.21; H, 6.42; N, 9.91. |