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CAS No.: | 37064-30-5 |
---|---|
Name: | PROCYANIDIN C1 |
Article Data: | 6 |
Molecular Structure: | |
Formula: | C45H38 O18 |
Molecular Weight: | 866.786 |
Synonyms: | [4,8':4',8''-Ter-2H-1-benzopyran]-3,3',3'',5,5',5'',7,7',7''-nonol,2,2',2''-tris(3,4-dihydroxyphenyl)-3,3',3'',4,4',4''-hexahydro-, [2R-[2a,3a,4b[2'R*,3'R*,4'S*(2''R*,3''R*)]]]-; Cinnamtannin A1; Proanthocyanidin C1;Procyanidin C1; Procyanidol C1 |
Density: | 1.747g/cm3 |
Boiling Point: | °Cat760mmHg |
Flash Point: | °C |
PSA: | 331.14000 |
LogP: | 4.44390 |
[4,8:4'',8'']-2,3-cis-3,4-trans: 2'',3''-cis-3'',4''-trans: 2'''',3''''-cis-dodeca-O-benzyl-tri-(-)-epicatechin
procyanidin C1
Conditions | Yield |
---|---|
With hydrogen; palladium(II) hydroxide/carbon In tetrahydrofuran; methanol; water under 750.075 Torr; for 1.33333h; | 100% |
With hydrogen; palladium dihydroxide In tetrahydrofuran; methanol | 95% |
With hydrogen; palladium dihydroxide In tetrahydrofuran; methanol; water at 20℃; for 1h; | 95% |
With 10 wt% Pd(OH)2 on carbon; hydrogen In tetrahydrofuran; methanol; water at 20℃; for 1h; | 92% |
With hydrogen; palladium dihydroxide In tetrahydrofuran; methanol; water under 750.075 Torr; for 1.33333h; | 32.4 mg |
procyanidin C-1 4''-benzylthioether
procyanidin C1
Conditions | Yield |
---|---|
With Raney nickel (W-4) In ethanol; acetic acid for 1h; Ambient temperature; Yield given; |
(-)-epicatechin-<4β->8>-(-)-epicatechin-<4β->8>-(-)-epicatechin-<4β->8>-(-)-epicatechin
phenylmethanethiol
A
procyanidin B2
B
4β-benzylthioepicatechin
C
(2R,3R,4R)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-<(2R,3S,4S)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-benzylthioflavan-8-yl>flavan
D
procyanidin C1
E
procyanidin C-1 4''-benzylthioether
F
(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-1[2H]-benzopyran-3,5,7-triol
Conditions | Yield |
---|---|
acetic acid In ethanol for 6h; Product distribution; Heating; other reaction time; |
epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin
phenylmethanethiol
A
procyanidin B2
B
4β-benzylthioepicatechin
C
(2R,3R,4R)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-<(2R,3S,4S)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-benzylthioflavan-8-yl>flavan
D
procyanidin C1
E
(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-1[2H]-benzopyran-3,5,7-triol
Conditions | Yield |
---|---|
acetic acid In ethanol for 6h; Product distribution; Heating; other reaction time; |
epicatechin (4β,8)5-hexamer
phenylmethanethiol
A
procyanidin B2
B
4β-benzylthioepicatechin
C
(2R,3R,4R)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-<(2R,3S,4S)-2,3-cis-3,4-trans-3,5,7,3',4'-pentahydroxy-4-benzylthioflavan-8-yl>flavan
D
procyanidin C1
E
epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin
F
(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-1[2H]-benzopyran-3,5,7-triol
Conditions | Yield |
---|---|
acetic acid In ethanol for 5h; Product distribution; Heating; other reaction time; |
Conditions | Yield |
---|---|
With lipozyme TLIM In ethanol at 45℃; for 12h; Enzymatic reaction; | 57.7% |
procyanidin C1
acetic anhydride
per-O-acetylepicatechin (4β,8)2-trimer
Conditions | Yield |
---|---|
With pyridine at 20℃; for 27h; | 54% |
In pyridine | |
With pyridine for 48h; | |
With pyridine at 20℃; for 24h; Darkness; |
Conditions | Yield |
---|---|
With pyridine; dmap | 48% |
With pyridine; dmap | 47% |
With pyridine; dmap | 34% |
With pyridine at 20℃; for 24h; Darkness; |
diazomethane
procyanidin C1
(2R,3R,4R,2'R,3'R,4'S,2''R,3''R)-2,2',2''-Tris-(3,4-dimethoxy-phenyl)-5,7,5',7',5'',7''-hexamethoxy-3,4,3',4',3'',4''-hexahydro-2H,2'H,2''H-[4,8';4',8'']terchromene-3,3',3''-triol
Conditions | Yield |
---|---|
In methanol; diethyl ether at -15℃; for 48h; Yield given; |
procyanidin C1
4-benzylthioether of catechin
catechin-(4α<*>6)-epicatechin-(4β<*>8)-epicatechin-(4β<*>8)-epicatechin
Conditions | Yield |
---|---|
With acetic acid In acetonitrile at 50℃; for 16h; | 20 mg |