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ChemicalBook >> CAS DataBase List >> 2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol

2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol

$5 - $480
Product name: 2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol
CAS: 20347-71-1
MF: C30H26O13
MW: 594.52
EINECS:
MDL Number:MFCD01662851
Synonyms:-2-((2-(3,4-dihydroxyphenyl);-5,7-dihydroxychroman-3-yl);chroman-3,4,5,7-tetraol;Proanthocyanidins(b);2H-1-Benzopyran-3,4,5,7-tetrol, 2-(3,4-dihydroxyphenyl)-2-[[2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-yl]oxy]-3,4-dihydro-;inhibit,Proanthocyanidins,Fungal,Bacterial,Inhibitor;Catechin Impurity 14

Price34 Properties Safety Information Description

34 prices

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Brand

AK Scientific
Alichem
Ambeed
AvaChem
Biosynth Carbosynth
BLDpharm
Cayman Chemical
Chemenu
ChemScene
DC Chemicals

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10mg
50mg
100mg
250mg
500mg
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ManufacturerAK Scientific
Product numberX1211
Product descriptionProcyanidin,tech.
Packaging100mg
Price$24
Updated2021-12-16
Buy

ManufacturerAlichem
Product number20347711
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol
Packaging5g
Price$171.2
Updated2021-12-16
Buy

ManufacturerAlichem
Product number20347711
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol
Packaging10g
Price$260
Updated2021-12-16
Buy

ManufacturerAlichem
Product number20347711
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol
Packaging25g
Price$480
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging50mg
Price$5
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging100mg
Price$6
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging250mg
Price$8
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging1g
Price$14
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging5g
Price$44
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging10g
Price$69
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA182389
Product description2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%
Packaging25g
Price$135
Updated2021-12-16
Buy

ManufacturerAvaChem
Product number2533
Product descriptionProcyanidin
Packaging100mg
Price$290
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFP73771
Product descriptionProanthocyanidins
Packaging100mg
Price$50
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFP73771
Product descriptionProanthocyanidins
Packaging250mg
Price$80
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFP73771
Product descriptionProanthocyanidins
Packaging500mg
Price$120
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFP73771
Product descriptionProanthocyanidins
Packaging1g
Price$200
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
AK Scientific	X1211	Procyanidin,tech.	100mg	$24	2021-12-16	Buy
Alichem	20347711	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol	5g	$171.2	2021-12-16	Buy
Alichem	20347711	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol	10g	$260	2021-12-16	Buy
Alichem	20347711	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol	25g	$480	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	50mg	$5	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	100mg	$6	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	250mg	$8	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	1g	$14	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	5g	$44	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	10g	$69	2021-12-16	Buy
Ambeed	A182389	2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol 95+%	25g	$135	2021-12-16	Buy
AvaChem	2533	Procyanidin	100mg	$290	2021-12-16	Buy
Biosynth Carbosynth	FP73771	Proanthocyanidins	100mg	$50	2021-12-16	Buy
Biosynth Carbosynth	FP73771	Proanthocyanidins	250mg	$80	2021-12-16	Buy
Biosynth Carbosynth	FP73771	Proanthocyanidins	500mg	$120	2021-12-16	Buy
Biosynth Carbosynth	FP73771	Proanthocyanidins	1g	$200	2021-12-16	Buy

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Properties

Boiling point :986.4±65.0 °C(Predicted)
Density :1.87±0.1 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
solubility :DMF: 3 mg/ml; DMSO: 10 mg/ml; Ethanol: 0.5 mg/ml; PBS (pH 7.2): 10 mg/ml
form :A solid
pka :9.24±0.70(Predicted)
color :Light brown to black

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P301+P312	IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352	IF ON SKIN: wash with plenty of soap and water.
P304+P340	IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Procyanidin is a polyphenol that exhibits antioxidant activity in a macrocyclic nickel complex-catalyzed Briggs-Rauscher oscillation system.

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2-(3,4-Dihydroxyphenyl)-2-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxychroman-3-yl)oxy)chroman-3,4,5,7-tetraol

Properties

Safety Information

Description

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