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| CAS No.: | 5707-96-0 |
|---|---|
| Name: | Justicidin B |
| Article Data: | 17 |
| Molecular Structure: | |
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| Formula: | C21H16O6 |
| Molecular Weight: | 364.354 |
| Synonyms: | 9-(3,4-dimethoxy-phenyl)-8H-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one;UNII-RQQ8T34V5F;9-(3,4-dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(8h)-one;Retrochinensin;Retrochinesin; |
| Density: | 1.376g/cm3 |
| Boiling Point: | 593.2°Cat760mmHg |
| Flash Point: | 262.2°C |
| PSA: | 63.22000 |
| LogP: | 3.92310 |
- 81281-59-67-Benzylideneaminotheophylline
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 73441-42-6METHYL-5-CHLORO-2,2-DIMETHYLVALERATE
- 68439-39-4Poly(oxy-1,2-ethanediyl), alpha-(2-ethylhexyl)-omega-hydroxy-,
- 852475-26-4MC1568
- 958254-66-51H-Imidazo[4,5-b]pyridine-2-carboxaldehyde, 1-methyl-, hydrochloride
- 99170-93-1N-Methyl-2-oxazolamine
- 717878-06-31-(4-fluorophenyl)-4-nitro-1H-imidazole
- 914458-26-7[5-(2-fluorophenyl)-1-pentyl-1H-pyrrol-3-yl]-1-naphthalenyl-Methanone
- 894852-01-87-BROMO-2,2-DIMETHYL-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE
- 103844-18-4, 118626-89-4
4-(3',4'-dimethoxyphenyl)-3-hydroxymethyl-6,7-methylenedioxy-3,4-dihydro-2-naphthoic acid γ-lactone
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In chloroform; benzene for 48h; Heating; | 100% |
- 42923-60-4
2,3-bis-(hydroxymethyl)-6,7-methylenedioxy-1-(3',4'-dimethoxyphenyl)-naphthalene
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With 1-Phenylbut-1-en-3-one; dihydridotetrakis(triphenylphosphine)ruthenium In toluene for 10h; Heating; | 94% |
| With manganese(IV) oxide In dichloromethane at 20℃; for 48h; | 91% |
- 42923-60-4
2,3-bis-(hydroxymethyl)-6,7-methylenedioxy-1-(3',4'-dimethoxyphenyl)-naphthalene
A
- 31888-76-3
1-(3,4-dimethoxyphenyl)-3-hydroxymethyl-6,7-methylenedioxynaphthalene-2-carboxylic acid lactone
B
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With barium permanganate In dichloromethane at 20℃; for 48h; | A 19% B 80% |
| With bis(pyridine)silver permanganate In benzene for 2h; Heating; | A 18.2% B 56.6% |
| With pyridinium chlorochromate In chloroform for 12h; Ambient temperature; | A 53.2% B 25.3% |
| With silica gel; silver carbonate In benzene for 3h; Heating; | A 14 mg B 58 mg |
- 289622-32-8
6,7-methylenedioxy-1-(3,4-dimethoxyphenyl)naphthalene-2,3-dicarboxylic acid 2-ethyl ester
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With lithium borohydride; sodium hydride In tetrahydrofuran; 1,4-dioxane for 28h; Heating; | 72% |
- 72622-61-8
α-(trans-3',4'-methylenedioxybenzylidene)-β-(3,4-dimethoxybenzyl)-γ-butyrolactone
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene for 24h; Heating; | 70% |
- 103844-12-8
erythro-3-<3'',4''-dimethoxy-α,α-bis(phenylthio)benzyl>-2-(α-hydroxy-3',4'-methylenedioxybenzyl)-γ-butyrolactone
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With trifluoroacetic acid for 2h; Heating; | 62% |
| With trifluoroacetic acid | 60% |
| Conditions | Yield |
|---|---|
| In dichloromethane at 0℃; for 0.166667h; Diels-Alder Cycloaddition; Flow reactor; Irradiation; regioselective reaction; | A 17.3% B 52.2% |
- 42923-53-5
1-(3',4'-dimethoxyphenyl)-6,7-methylenedioxynaphthalene-2,3-dicarboxylic anhydride
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate | 49.5% |
- 57134-53-9
3,4-methylenedioxyphenylethyne
- 124-38-9
carbon dioxide
- 1184406-44-7
3,4-dimethoxyphenylpropargyl chloride
A
- 17951-19-8
justicidin B
B
- 5707-96-0
retrochinensin
| Conditions | Yield |
|---|---|
| With 18-crown-6 ether; silver(I) iodide In N,N-dimethyl acetamide at 100℃; under 760.051 Torr; for 5h; Molecular sieve; | A 16% B 16% |
- 103844-12-8
erythro-3-<3'',4''-dimethoxy-α,α-bis(phenylthio)benzyl>-2-(α-hydroxy-3',4'-methylenedioxybenzyl)-γ-butyrolactone
A
- 5707-96-0
retrochinensin
- 103865-35-6, 118917-44-5
threo-3-(3'',4''-dimethoxybenzoyl)-2-(3',4'-methylenedioxy-α-phenylthiobenzyl)butyrolactone
- 103865-35-6, 118917-44-5
erythro-3-(3'',4''-dimethoxybenzoyl)-2-(3',4'-methylenedioxy-α-phenylthiobenzyl)butyrolactone
| Conditions | Yield |
|---|---|
| With tin(IV) chloride In dichloromethane for 1h; Product distribution; Ambient temperature; attempted cyclisations of further derivatives with various acids; |
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