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| 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID Basic information |
Product Name: | 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID | Synonyms: | 4,5,6,7-tetrahydro-4-oxo-3-benzofurancarboxylicacid;4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROBENZOFURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROCOUMARONE-3-CARBOXYLIC ACID;AKOS BBS-00000134;IFLAB-BB F1901-0074;BUTTPARK 29\08-32 | CAS: | 56671-28-4 | MF: | C9H8O4 | MW: | 180.16 | EINECS: | | Product Categories: | | Mol File: | 56671-28-4.mol | |
| 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID Chemical Properties |
Melting point | 140 °C | Boiling point | 383.5±42.0 °C(Predicted) | density | 1.406±0.06 g/cm3(Predicted) | storage temp. | 2-8°C | pka | 3.74±0.20(Predicted) | CAS DataBase Reference | 56671-28-4 |
Hazard Codes | C | Risk Statements | 36/37/38 | Safety Statements | 26-36/37/39 | Hazard Note | Corrosive | HazardClass | IRRITANT | HS Code | 2932990090 |
| 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID Usage And Synthesis |
Chemical Properties | White needle crystals. Melting point 141℃. | Uses | 4-Oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid can be used as an intermediate of Propala. | Definition | ChEBI: 4-oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid is a member of benzofurans. | Synthesis | The methanol solution of resorcinol and potassium hydroxide is used to react with hydrogen under the action of active nickel to generate potassium 3-ketocyclohex-1-enolate, which is then cyclized with ethyl bromopyruvate under alkaline conditions , and then acidified to obtain ?4-oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid. |
| 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID Preparation Products And Raw materials |
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