Procyanidin B3

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Names

[ CAS No. ]:
23567-23-9

[ Name ]:
Procyanidin B3

[Synonym ]:
Proanthocyanidin B3
Procyanidin B2
(2R,2'R,3R,3'R,4R)-2,2'-Bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2H,2'H-4,8'-bichromene-3,3',5,5',7,7'-hexol
(2R,3S)-2-(3,4-dihydroxyphenyl)-8-[(2R,3S,4S)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-4-yl]-3,4-dihydro-2H-chromene-3,5,7-triol
4,8"-Bi-[(+)-epicatechin]
Procyanidin B-3
Proanthocyanidin
UNII-L88HKE854X
2,3-trans-proanthocyanidin
[4,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol, 2,2'-bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-, (2R,2'R,3R,3'R,4R)-

Chemical & Physical Properties

[ Density]:
1.7±0.1 g/cm3

[ Boiling Point ]:
955.3±65.0 °C at 760 mmHg

[ Melting Point ]:
218-219℃

[ Molecular Formula ]:
C30H26O12

[ Molecular Weight ]:
578.520

[ Flash Point ]:
531.6±34.3 °C

[ Exact Mass ]:
578.142456

[ PSA ]:
220.76000

[ LogP ]:
0.30

[ Vapour Pressure ]:
0.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.803

[ Storage condition ]:
?20°C

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 8-bromo-3,5,7,3',4'-penta-O-benzyl-catechin-(4α->8)-3,5,7,3',4'-penta-O-benzyl-catechin
  • (2R-trans)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenylmethoxy)-2H-1-benzopyran-3-ol
  • Catechin

DownStream

  • Epicatechin
  • Catechin
  • cyanidin

Related Compounds

  • Procyanidin B5
  • procyanidin B4 octabenzyl ether
  • Procyanidin B-5 3,3'-di-O-gallate
  • procyanidin B4 3'-O-gallate
  • procyanidin B-5 4'-benzykthioether
  • procyanidin B-1 6-C-β-D-glucopyranoside
  • Benzyl 6-fluoro-3-hydroxy-1,2,3,4-tetrahydroquinoline-1-carboxylate
  • Benzyl 8-fluoro-5-hydroxy-1,2,3,4-tetrahydroisoquinoline-2-carboxylate
  • Benzyl 3-(3-fluorophenyl)-3-hydroxyazetidine-1-carboxylate
  • tert-butyl N-(3-cyano-6-fluoro-4-methylquinolin-2-yl)carbamate
  • benzyl N-[1-(3,4-dihydroxyphenyl)propan-2-yl]carbamate
  • (2R)-2-{[(benzyloxy)carbonyl]amino}-2-{bicyclo[4.1.0]hept-3-en-3-yl}acetic acid
  • 1-Benzyl 3-methyl 3-(prop-2-yn-1-yl)pyrrolidine-1,3-dicarboxylate
  • 1-Benzyl 2-methyl 2-(prop-2-yn-1-yl)pyrrolidine-1,2-dicarboxylate
  • benzyl N-{2-[4-hydroxy-3-(hydroxymethyl)phenyl]ethyl}carbamate
  • tert-butyl N-{4-bromo-1-[4-(trifluoromethyl)cyclohexyl]-1H-pyrazol-5-yl}carbamate
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