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CAS No. : | 3859-41-4 | MDL No. : | MFCD00001405 |
Formula : | C5H6O2 | Boiling Point : | No data available |
Linear Structure Formula : | - | InChI Key : | LOGSONSNCYTHPS-UHFFFAOYSA-N |
M.W : | 98.10 | Pubchem ID : | 77466 |
Synonyms : |
|
Chemical Name : | Cyclopentane-1,3-dione |
Signal Word: | Warning | Class: | |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | |
Hazard Statements: | H315-H319-H335 | Packing Group: | |
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 |
---|---|---|
EXAMPLE 20 4-(3-bromo-4-fluorophenyl)-2-phenyl-1,2,4,6,7,8-hexahydrocyclopenta[b]pyrazolo[4,3-e]pyridine-3,5-dione 3-Bromo-4-fluorobenzaldehyde (0.3 g, 1.5 mmol), 1,3-cyclopentadione (0.15 g, 1.5 mmol), and <strong>[28710-97-6]5-amino-2-phenyl-1,2-dihydropyrazol-3-one</strong> (0.26 g, 1.5 mmol) were processed as in Example 1. The resulting precipitate was chromatographed on silica gel eluding with 10% ethanol/CH2Cl2 to provide 0.32 g of the title compound. 1H NMR (300 MHz, DMSO-d6) delta 2.26 (m, 2H), 2.63 (m, 2H), 4.86 (s, 1H), 7.21 (m, 3H), 7.4 (t, 2H), 7.51 (d, 1H), 7.67 (d, 2H),10.47 (s, 1H), 11.2 (s, 1H); MS (ESI-) m/z 438 (M+H)-; Anal. Calcd for C21H15N3FBrO2: C, 56.71;H, 3.51; N, 9.45. Found: C, 56.55;H, 3.86; N, 9.12. |
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