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CAS No.: | 2092-49-1 |
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Name: | 6,6'-DIHYDROXY-5,5'-DIMETHOXY-[1,1'-BIPHENYL]-3,3'-DICARBOXALDEHYDE |
Article Data: | 54 |
Molecular Structure: | |
Formula: | C16H14O6 |
Molecular Weight: | 302.284 |
Synonyms: | 6,6'-dihydroxy-5,5'-dimethoxybiphenyl-3,3'-dicarboxaldehyde;6,6'-Dihydroxy-3,3'-methandiyl-di-benzylalkohol;5,5'-Methylen-disalicylalkohol;6,6'-dihydroxy-5,5'-dimethoxybiphenyl-3,3'-dicarbaldehyde;6,6'-dihydroxy-3,3'-methanediyl-di-benzyl alcohol;dehydrodivanillin;2,2'-dihydroxy-3,3'-dimethoxy-5,5'-diformyl-1,1'-diphenyl;4,4'-DH-3,3'-Dhmdm; |
Density: | 1.356g/cm3 |
Melting Point: | 315oC |
Boiling Point: | 486.3°Cat760mmHg |
Flash Point: | 180.6°C |
PSA: | 93.06000 |
LogP: | 2.40700 |
Conditions | Yield |
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With phosphate buffer; 2-hydroxy-1,2,3-propanetricarboxylate; dihydrogen peroxide; horseradish peroxidase In water at 36.5℃; pH=4.2; | 97% |
Stage #1: vanillin With horseradish peroxidase In water at 36.5℃; for 0.0333333h; pH=4.2; Enzymatic reaction; Stage #2: With dihydrogen peroxide In water at 36.5℃; pH=4.2; | 97% |
With dipotassium peroxodisulfate; iron(II) sulfate In water at 80 - 120℃; for 1h; | 97% |
N-Bromosuccinimide
chloroform
vanillin
A
5-bromo-4-hydroxy-3-methoxybenzaldehyde
B
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
Conditions | Yield |
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bei Belichtung; ausschliesslich die blauvioletten Lichtstrahlen hervorrufen diese Wirkung.Irradiation; |
3,3'-dimethoxy-5,5'-dimethyl-[1,1'-biphenyl]-2,2'-diol
A
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
Conditions | Yield |
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With 2,2'-azinobis(3-ethylbenzthiazolinesulfonate); laccase In water Product distribution; | A 0.2 % Chromat. B 0.1 % Chromat. C 0.1 % Chromat. D 5.6 % Chromat. |
dihydrogen peroxide
vanillin
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
Conditions | Yield |
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in Gegenwart von Peroxydase aus weissen Rueben oder Meerretich; |
nitric acid
vanillin
A
2-methoxy-4,6-dinitrophenol
B
isonitrovanillin
C
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
Conditions | Yield |
---|---|
bei maessiger Waerme; |
5-bromo-4-hydroxy-3-methoxybenzaldehyde
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
Conditions | Yield |
---|---|
With copper In N,N-dimethyl-formamide |
4-hydroxymethyl-2-methoxyphenol
A
6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbaldehyde
B
5,5'-bis(1-hydroxyethyl)-3,3'-dimethoxy-2,2'-biphenyldiol
C
vanillin
Conditions | Yield |
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With Melanocarpus albomyces laccase; oxygen In 1,4-dioxane for 24h; sodium succinate buffer; |