Products Categories
CAS No.: | 7078-98-0 |
---|---|
Name: | 2,6-BIS(1,1-DIMETHYLETHYL)-4-(PHENYLMETHYLENE)-2,5-CYCLOHEXADIEN-1-ONE |
Article Data: | 55 |
Molecular Structure: | |
Formula: | C21H26 O |
Molecular Weight: | 294.437 |
Synonyms: | 2,5-Cyclohexadien-1-one,4-benzylidene-2,6-di-tert-butyl- (7CI,8CI); 4-Benzylidene-2,6-di-tert-butyl-2,5-cyclohexadien-1-one;4-Benzylidene-2,6-di-tert-butyl-cyclohexa-2,5-dienone;4-Benzylidene-2,6-di-tert-butylcyclohex-2,5-dienone |
Density: | 1.03g/cm3 |
Melting Point: | 74-75 °C |
Boiling Point: | 426.1°C at 760 mmHg |
Flash Point: | 183°C |
Solubility: | 5μg/L at 20℃ |
PSA: | 17.07000 |
LogP: | 5.59770 |
(3,5-di-tert-butyl-4-hydroxyphenyl)phenylcarbinol
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
With chloro-trimethyl-silane In dichloromethane for 3h; | 81% |
With acetic anhydride In toluene for 0.25h; Inert atmosphere; Schlenk technique; |
2,6-di-tert-butylphenol
benzaldehyde
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
Stage #1: 2,6-di-tert-butylphenol; benzaldehyde With piperidine In toluene for 3h; Reflux; Stage #2: With acetic anhydride In toluene at 110 - 125℃; for 0.5h; | 79.1% |
Stage #1: 2,6-di-tert-butylphenol; benzaldehyde With piperidine In toluene Reflux; Stage #2: With acetic anhydride In toluene for 0.25h; | 78% |
With piperidine; zinc(II) chloride In toluene Reagent/catalyst; Reflux; Dean-Stark; | 77.39% |
2,6-di-tert-butyl-4-(phenyl-piperidin-1-yl-methyl)-phenol
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
With acetic anhydride at 120℃; for 0.05h; Microwave irradiation; Green chemistry; | 70.18% |
Conditions | Yield |
---|---|
Stage #1: 2,6-di-tert-butylphenol; benzaldehyde With piperidine In toluene for 12h; Reflux; Inert atmosphere; Stage #2: With acetic anhydride In toluene at 100℃; for 0.5h; Inert atmosphere; | 70% |
4-benzyl-2,6-di-tert-butylphenol
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
With potassium hydroxide; potassium hexacyanoferrate(III) In benzene |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 59 percent / tetrahydrofuran; diethyl ether; cyclohexane 2: 81 percent / trimethylsilyl chloride / CH2Cl2 / 3 h View Scheme |
3,5-di-t-butyl-4-hydroxybenzaldehyde
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 59 percent / tetrahydrofuran; diethyl ether; cyclohexane 2: 81 percent / trimethylsilyl chloride / CH2Cl2 / 3 h View Scheme |
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
at 114℃; under 10 - 250 Torr; for 4h; Product distribution / selectivity; |
2,6-di-tert-butyl-4-benzylidene-cyclohexa-2,5-dienone
Conditions | Yield |
---|---|
at 110 - 130℃; under 30 Torr; for 3.5 - 5h; Product distribution / selectivity; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: piperidine / toluene / Inert atmosphere; Schlenk technique; Reflux 2: acetic anhydride / toluene / 0.25 h / Inert atmosphere; Schlenk technique View Scheme |