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CAS No.: | 21934-70-3 |
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Name: | 3',6'-diethoxyfluorescein |
Article Data: | 4 |
Molecular Structure: | |
Formula: | C24H20 O5 |
Molecular Weight: | 388.42 |
Synonyms: | Fluoran,3',6'-diethoxy- (8CI); 3',6'-Diethoxyfluoran; Di-O-ethylfluorescein |
Density: | 1.34g/cm3 |
Boiling Point: | 574.8°Cat760mmHg |
Flash Point: | 251.3°C |
PSA: | 53.99000 |
LogP: | 5.05200 |
Conditions | Yield |
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Stage #1: fluorescein With sodium hydroxide In N,N-dimethyl-formamide for 2h; Stage #2: ethyl bromide With sodium carbonate In N,N-dimethyl-formamide at 90℃; for 8h; Temperature; | 80% |
Conditions | Yield |
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With zinc(II) chloride at 150 - 180℃; | 15.2% |
fluorescein
3',6'-Diethoxyfluorescein
3',6'-Diethoxyfluorescein
Conditions | Yield |
---|---|
With chromic acid; acetic acid |
3',6'-Diethoxyfluorescein
Conditions | Yield |
---|---|
With hydrogenchloride beim Behandeln unter Druck; |
A
3',6'-Diethoxyfluorescein
B
fluorescein
Conditions | Yield |
---|---|
With hydrogenchloride; acetic acid at 160℃; unter Druck; |
3',6'-Diethoxyfluorescein