3,5-PYRAZOLEDICARBOXYLIC ACID Chemical Properties | |
Melting point | 292-295 °C (dec.)(lit.) |
form | Crystalline Powder |
color | White |
CAS DataBase Reference | 3112-31-0(CAS DataBase Reference) |
Safety Information | |
Risk Statements | 36/37/38 |
Safety Statements | 22-24/25 |
WGK Germany | 3 |
3,5-PYRAZOLEDICARBOXYLIC ACID Usage And Synthesis | |
Chemical Properties | white crystalline powder |
Purification Methods | It crystallises from water as a monohydrate, or EtOH. Dry it in a vacuum at 100o. The dimethyl ester crystallises from *C6H6 with m 155o. [Beilstein 25 III/IV 1047.] |
3,5-PYRAZOLEDICARBOXYLIC ACID Preparation Products And Raw materials | |
Raw materials | Etanol-->Methanol-->Chloroform-->Formaldehyde-->Potassium permanganate-->3,5-Dimethylpyrazole |
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