4-Hydroxycoumarin, 98%

Name: 4-Hydroxycoumarin, 98%
Brand: Vaqora Chemicals
SKU: VQ-012391

About 4-Hydroxycoumarin, 98%

4-Hydroxycoumarin (CAS 1076-38-6) is an oxygen heterocycle offered by Vaqora Chemicals (Puriss grade) with a typical assay of 98%. Formula C9H6O3, molecular weight 162.14 g/mol. Its systematic (IUPAC) name is 4-hydroxychromen-2-one. Alternative names: 4-Hydroxy-1-benzopyran-2-one and 4-Coumarinol.

In its supplied form it is white to off-white powder or crystals or chunks. Key physical data: a melting point of 211-213 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 25 g, 100 g, 500 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxycoumarin, 98%
Catalogue No.	VQ-012391
CAS Number	1076-38-6
IUPAC name	4-hydroxychromen-2-one
Molecular formula	C₉H₆O₃
Molecular weight	162.14 g/mol
Exact mass	162.0317
Grade	Puriss
Purity / assay	98%
HSN code	29322990
InChIKey	VXIXUWQIVKSKSA-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=CC(=O)O2)O
PubChem CID	54682930

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder or crystals or chunks
Melting point	211-213 °C
LogP (XLogP3)	1.3
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	4-Hydroxy-1-benzopyran-2-one, 4-Coumarinol, Benzotetronic acid, Coumarin, 4-hydroxy-, 4-Hydroxy-2H-1-benzopyran-2-one, 4-hydroxy-2-chromenone, 4-hydroxy-2H-benzo[b]pyran-2-one, 4-hydroxy-2H-benzo(b)pyran-2-one, 4-OH coumarin, 4-Hydroxy-2H-chromen-2-one, 4-Hydroxy coumarin, 4-Hydroxy-chromen-2-one

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

Frequently asked questions

What is the CAS number of 4-Hydroxycoumarin, 98%?

The CAS Registry Number of 4-Hydroxycoumarin, 98% is 1076-38-6. It is also known as 4-Hydroxy-1-benzopyran-2-one, 4-Coumarinol, Benzotetronic acid.

What is the molecular formula and molecular weight of 4-Hydroxycoumarin, 98%?

4-Hydroxycoumarin, 98% has the molecular formula C9H6O3 and a molecular weight of 162.14 g/mol. Its IUPAC name is 4-hydroxychromen-2-one.

Which grade and pack sizes of 4-Hydroxycoumarin, 98% can I order?

We supply 4-Hydroxycoumarin, 98% in Puriss (98%) grade, in 25 g, 100 g, 500 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Hydroxycoumarin, 98%?

Yes. Every lot of 4-Hydroxycoumarin, 98% 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 4-Hydroxycoumarin, 98% be shipped internationally?

Yes. 4-Hydroxycoumarin, 98% 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.