Hematoxylin powder

Name: Hematoxylin powder
Brand: Vaqora Chemicals
SKU: VQ-000601

About Hematoxylin powder

Vaqora Chemicals supplies Hematoxylin powder in Microscopy grade, a biological stain registered under CAS number 517-28-2. Its molecular formula is C16H14O6 and its molecular weight is 302.28 g/mol. The IUPAC name is (6aS,11bR)-7,11b-dihydro-6H-indeno[2,1-c]chromene-3,4,6a,9,10-pentol. Alternative names: Natural Black 1 and Hematoxyline.

In its supplied form it is a yellow to brown to tan powder. 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 histology and cytology staining, microscopy, clinical laboratories and biological staining. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Available in 5 g, 25 g, 100 g and 1 kg packs, Hematoxylin powder is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product name	Hematoxylin powder
Catalogue No.	VQ-000601
CAS Number	517-28-2
IUPAC name	(6aS,11bR)-7,11b-dihydro-6H-indeno[2,1-c]chromene-3,4,6a,9,10-pentol
Molecular formula	C₁₆H₁₄O₆
Molecular weight	302.28 g/mol
Exact mass	302.079
Grade	Microscopy
HSN code	32030090
InChIKey	WZUVPPKBWHMQCE-XJKSGUPXSA-N
SMILES	C1C2=CC(=C(C=C2[C@H]3[C@@]1(COC4=C3C=CC(=C4O)O)O)O)O
PubChem CID	442514

Physical properties
Physical form	Powder
Appearance	Yellow to brown to tan powder
LogP (XLogP3)	1.2
H-bond donors / acceptors	5 / 6
TPSA	110 Å²
Synonyms	7,11b-Dihydroindeno[2,1-c]chromene-3,4,6a,9,10(6H)-pentol, Natural Black 1, Hematoxyline, Hydroxybrazilin, Hydroxybrasilin, Haematoxylin, (+)-Hematoxylin, Hydroxylrasilin, Benz(b)indeno(1,2-d)pyran-3,4,6a,9,10(6H)-pentol, 7,11b-dihydro-, cis-(+)-, hematoxiline, Hemotoxylin, cis-(+)-7,11b-dihydrobenz[b]indeno[1,2-d]pyran-3,4,6a,9,10(6H)-pentol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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

Other grades of CAS 517-28-2

AR / Microscopy

Hematoxylin powder, AR, for microscopy

CAS: 517-28-2
Formula: C₁₆H₁₄O₆
MW: 302.28 g/mol

VQ-046908

Frequently asked questions

What is the CAS number of Hematoxylin powder?

The CAS Registry Number of Hematoxylin powder is 517-28-2. It is also known as 7,11b-Dihydroindeno[2,1-c]chromene-3,4,6a,9,10(6H)-pentol, Natural Black 1, Hematoxyline.

What is the molecular formula and molecular weight of Hematoxylin powder?

Hematoxylin powder has the molecular formula C16H14O6 and a molecular weight of 302.28 g/mol. Its IUPAC name is (6aS,11bR)-7,11b-dihydro-6H-indeno[2,1-c]chromene-3,4,6a,9,10-pentol.

Which grade and pack sizes of Hematoxylin powder can I order?

We supply Hematoxylin powder in Microscopy grade, in 5 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 Hematoxylin powder?

Yes. Every lot of Hematoxylin powder 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 Hematoxylin powder be shipped internationally?

Yes. Hematoxylin powder 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.