Daidzin

Name: Daidzin
Brand: Vaqora Chemicals
SKU: VQ-030003

About Daidzin

Listed under CAS 552-66-9, Daidzin is an impurity of Daidzein available from Vaqora Chemicals. The compound has the formula C21H20O9, corresponding to a molecular weight of 416.4 g/mol. Its systematic (IUPAC) name is 3-(4-hydroxyphenyl)-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one. Common synonyms include Daidzoside and Daidzein 7-O-glucoside.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Daidzein impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Daidzin in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Daidzein

View every impurity, metabolite and intermediate we list for Daidzein.

Daidzein impurities

Specifications & identifiers

Chemical identifiers
Product name	Daidzin
Catalogue No.	VQ-030003
CAS Number	552-66-9
IUPAC name	3-(4-hydroxyphenyl)-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one
Molecular formula	C₂₁H₂₀O₉
Molecular weight	416.4 g/mol
Exact mass	416.1107
Grade	Reference Standard
HSN code	38229090
InChIKey	KYQZWONCHDNPDP-QNDFHXLGSA-N
SMILES	C1=CC(=CC=C1C2=COC3=C(C2=O)C=CC(=C3)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O
PubChem CID	107971

Physical properties
Physical form	Solid
LogP (XLogP3)	0.7
H-bond donors / acceptors	5 / 9
TPSA	146 Å²
Synonyms	Daidzoside, Daidzein 7-O-glucoside, Daidzein 7-glucoside, Daidzein-7-glucoside, daidzein 7-O-beta-D-glucoside, 7-(beta-D-glucopyranosyloxy)-3-(4-hydroxyphenyl)-4H-chromen-4-one, 7-O-glucosyl-4'-hydroxyisoflavone, 7-(beta-D-Glucopyranosyloxy)-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one, daidzein-7-o-glucoside, 3-(4-hydroxyphenyl)-4-oxo-4H-chromen-7-yl beta-D-glucopyranoside, NPI 031D, 2vle

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Daidzin?

The CAS Registry Number of Daidzin is 552-66-9. It is also known as Daidzoside, Daidzein 7-O-glucoside, Daidzein 7-glucoside.

What is the molecular formula and molecular weight of Daidzin?

Daidzin has the molecular formula C21H20O9 and a molecular weight of 416.4 g/mol. Its IUPAC name is 3-(4-hydroxyphenyl)-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one.

What is Daidzin used for?

Daidzin is supplied as a characterised reference material related to Daidzein. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Daidzin can I order?

We supply Daidzin 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 Daidzin?

Yes. Every lot of Daidzin 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 Daidzin be shipped internationally?

Yes. Daidzin is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.