Procyanidin B2

Name: Procyanidin B2
Brand: Vaqora Chemicals
SKU: VQ-041682

About Procyanidin B2

Vaqora Chemicals supplies Procyanidin B2, an API impurity reference standard registered under CAS number 29106-49-8. Its molecular formula is C30H26O12 and its molecular weight is 578.5 g/mol. Alternative names: Procyanidol B2 and Proanthocyanidin B2.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

This the parent drug substance impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Procyanidin B2 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Specifications & identifiers

Chemical identifiers
Product name	Procyanidin B2
Catalogue No.	VQ-041682
CAS Number	29106-49-8
IUPAC name	(2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-4-yl]-3,4-dihydro-2H-chromene-3,5,7-triol
Molecular formula	C₃₀H₂₆O₁₂
Molecular weight	578.5 g/mol
Exact mass	578.1424
Grade	Reference Standard
HSN code	38229090
InChIKey	XFZJEEAOWLFHDH-NFJBMHMQSA-N
SMILES	C1[C@H]([C@H](OC2=C1C(=CC(=C2[C@@H]3[C@H]([C@H](OC4=CC(=CC(=C34)O)O)C5=CC(=C(C=C5)O)O)O)O)O)C6=CC(=C(C=C6)O)O)O
PubChem CID	122738

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	10 / 12
TPSA	221 Å²
Synonyms	Procyanidol B2, Proanthocyanidin B2, Procyanidin dimer B2, 2,3-cis-proanthocyanidin, (2R,2'R,3R,3'R,4R)-2,2'-Bis(3,4-dihydroxyphenyl)-[4,8'-bichromane]-3,3',5,5',7,7'-hexaol, EC-(4b,8)-EC, Epicathechin-(4beta->8)-epicathechin, 4,8''-Bi-[(+)-epicatechin], procyandin B2

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Procyanidin B2?

The CAS Registry Number of Procyanidin B2 is 29106-49-8. It is also known as Procyanidol B2, Proanthocyanidin B2, Procyanidin dimer B2.

What is the molecular formula and molecular weight of Procyanidin B2?

Procyanidin B2 has the molecular formula C30H26O12 and a molecular weight of 578.5 g/mol. Its IUPAC name is (2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-4-yl]-3,4-dihydro-2H-chromene-3,5,7-triol.

Which grade and pack sizes of Procyanidin B2 can I order?

We supply Procyanidin B2 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Procyanidin B2?

Yes. Every lot of Procyanidin B2 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Procyanidin B2 be shipped internationally?

Yes. We export Procyanidin B2 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.