Quinalizarin, pract

Name: Quinalizarin, pract
Brand: Vaqora Chemicals
SKU: VQ-002952

About Quinalizarin, pract

Listed under CAS 81-61-8, Quinalizarin, pract is a bioactive small molecule available from Vaqora Chemicals (Practical grade), specified at 80% purity. The compound has the formula C14H8O6, corresponding to a molecular weight of 272.21 g/mol. Systematically, it is named 1,2,5,8-tetrahydroxyanthracene-9,10-dione. Common synonyms include 1,2,5,8-tetrahydroxyanthraquinone and Khinalizarin.

It is supplied as a dark brown powder. Key physical data: a melting point of ≥300 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for cell signalling research, pharmacological screening, target validation and dyes and pigments manufacture. Typical end-use sectors are academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Quinalizarin, pract in 1 g, 5 g, 10 g and 25 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Cell signalling research
Pharmacological screening
Target validation
Dyes & pigments manufacture

Industries

Specifications & identifiers

Chemical identifiers
Product name	Quinalizarin, pract
Catalogue No.	VQ-002952
CAS Number	81-61-8
IUPAC name	1,2,5,8-tetrahydroxyanthracene-9,10-dione
Molecular formula	C₁₄H₈O₆
Molecular weight	272.21 g/mol
Exact mass	272.0321
Grade	Practical
Purity / assay	80%
HSN code	29146990
InChIKey	VBHKTXLEJZIDJF-UHFFFAOYSA-N
SMILES	C1=CC(=C(C2=C1C(=O)C3=C(C=CC(=C3C2=O)O)O)O)O
PubChem CID	5004

Physical properties
Physical form	Powder
Appearance	Dark brown powder
Melting point	≥300 °C
LogP (XLogP3)	2.5
H-bond donors / acceptors	4 / 6
TPSA	115 Å²
Synonyms	1,2,5,8-tetrahydroxyanthraquinone, Khinalizarin, Alizarine Bordeaux B, Quinalizarine, Alizarine Bordeaux, 1,4,5,6-Tetrahydroxyanthraquinone, 1,2,5,8-Tetrahydroxy-9,10-anthraquinone, C.I. Mordant Violet 26, 9,10-Anthracenedione, 1,2,5,8-tetrahydroxy-, Anthraquinone, 1,2,5,8-tetrahydroxy-, 1,2,5,8-Tetrahydroxy anthraquinone, PHF 016

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H400Very toxic to aquatic life

Precautionary statements: P264, P270, P273, P301 + P317, P330, P391, 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

Other grades of CAS 81-61-8

Quinalizarin, ≥95% (HPLC)

CAS: 81-61-8
Formula: C₁₄H₈O₆
MW: 272.21 g/mol

VQ-002953

Spectroscopy

Quinalizarin, for spectroscopy ≥95.00%

CAS: 81-61-8
Formula: C₁₄H₈O₆
MW: 272.21 g/mol

VQ-046799

AR

Quinalizarin, GR 90%

CAS: 81-61-8
Formula: C₁₄H₈O₆
MW: 272.21 g/mol

VQ-002951

Frequently asked questions

What is the CAS number of Quinalizarin, pract?

The CAS Registry Number of Quinalizarin, pract is 81-61-8. It is also known as 1,2,5,8-tetrahydroxyanthraquinone, Khinalizarin, Alizarine Bordeaux B.

What is the molecular formula and molecular weight of Quinalizarin, pract?

Quinalizarin, pract has the molecular formula C14H8O6 and a molecular weight of 272.21 g/mol. Its IUPAC name is 1,2,5,8-tetrahydroxyanthracene-9,10-dione.

Which grade and pack sizes of Quinalizarin, pract can I order?

We supply Quinalizarin, pract in Practical (80%) grade, in 1 g, 5 g, 10 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Quinalizarin, pract?

Yes. Every lot of Quinalizarin, pract 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 Quinalizarin, pract be shipped internationally?

Yes. Quinalizarin, pract 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.