|  | |  |  | TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE Basic information | 
 | Product Name: | TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE |  | Synonyms: | 1,1,2,2-Ethanetetracarboxylic acid, tetraethyl ester;1,1,2,2-Tetracarbethoxyethane;ethane-1,1,2,2-tetracarboxylicacidtetraethylester;Tetrakis(ethoxycarbonyl)ethane;TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE;tetraethyl ethane-1,1,2,2-tetracarboxylate;ETHYL ETHANETETRACARBOXYLATE;Tetraethyl-1,1,2,2-ethanetetracarboxylate 97% |  | CAS: | 632-56-4 |  | MF: | C14H22O8 |  | MW: | 318.32 |  | EINECS: | 211-180-7 |  | Product Categories: | Building Blocks;C12 to C63;C12  to  C63;Carbonyl Compounds;Chemical Synthesis;Organic Building Blocks;Carbonyl  Compounds;Esters |  | Mol File: | 632-56-4.mol |  |  | 
|  |  | TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE Chemical Properties | 
 | Melting point | 73-75 °C (lit.) |  | Boiling point | 377.49°C (rough estimate) |  | density | 1.0640 |  | refractive index | 1.4105 (estimate) |  | pka | 10.58±0.59(Predicted) |  | BRN | 1805842 | 
|  |  | TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE Usage And Synthesis | 
 | Chemical Properties | WHITE CRYSTALLINE NEEDLES |  | Uses | Tetraethyl 1,1,2,2-ethanetetracarboxylate was used in the synthesis of double-ring molecules. It was also used in the preparation of tapt and tapt·4HCl·EtOH·0.5H2O. |  | Purification Methods | Recrystallise the ester twice from EtOH by cooling to 0o. [Mochizuki et al. Bull Chem Soc Jpn 64 1750 1991, Weinges et al. Angew Chem 93 1008 1981, Beilstein 2 IV 2415.] | 
|  |  | TETRAETHYL 1,1,2,2-ETHANETETRACARBOXYLATE Preparation Products And Raw materials | 
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