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| 2,3-Pyrazinecarboxylic anhydride Basic information |
Product Name: | 2,3-Pyrazinecarboxylic anhydride | Synonyms: | 2,3-PYRAZINECARBOXYLIC ANHYDRIDE;2,3-PYRAZINEDICARBOXLIC ANHYDRIDE;2,3-PYRAZINEDICARBOXYLICANHYDRATE;2,3-Pyrazinedicarboxylic acid anhydride;Furo[3,4-b]pyrazine-5,7-dione (9CI);5,7-Dihydrofuro[3,4-b]pyrazine-5,7-dione;Name: 2,3-Pyrazinedicarboxylic anhydride;furo[3,4-b]pyrazine-5,7-quinone | CAS: | 4744-50-7 | MF: | C6H2N2O3 | MW: | 150.09 | EINECS: | 225-260-4 | Product Categories: | Pesticide intermediates;GLYCINESCAFFOLD;Fused Ring Systems;bc0001 | Mol File: | 4744-50-7.mol | |
| 2,3-Pyrazinecarboxylic anhydride Chemical Properties |
Melting point | 210 °C (dec.)(lit.) | Boiling point | 357.3±22.0 °C(Predicted) | density | 1.686±0.06 g/cm3(Predicted) | storage temp. | Inert atmosphere,Room Temperature | solubility | Actonitrile (Slightly), DMSO | form | Solid | pka | -3.43±0.20(Predicted) | color | White to light brown crystalline powder | LogP | -0.900 (est) | CAS DataBase Reference | 4744-50-7(CAS DataBase Reference) |
Hazard Codes | Xi | Risk Statements | 36/37/38 | Safety Statements | 26-36 | WGK Germany | 3 | Hazard Note | Irritant | HS Code | 29349990 |
| 2,3-Pyrazinecarboxylic anhydride Usage And Synthesis |
Uses | 2,?3-?Pyrazinedicarboxylic Anhydride is a reagent used in the synthesis of highly potent and selective abietane type diterpenoid amides. | Synthesis | Pyrazine-2,3-dicarboxylic acid (4.0 g, 23.8 mmol) was dissolved in acetic anhydride (30 mL).The reaction mixture was refluxed for one hour, and subsequently cooled down to 0 °C in ice bath.The obtained crystals of pyrazine-2,3-dicarboxylic anhydride were filtered off (yield 70%).
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| 2,3-Pyrazinecarboxylic anhydride Preparation Products And Raw materials |
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