Kojic acid, 98%

Name: Kojic acid, 98%
Brand: Vaqora Chemicals
SKU: VQ-012422

About Kojic acid, 98%

Kojic acid (CAS 501-30-4) is an oxygen heterocycle offered by Vaqora Chemicals (Biochemistry grade) with a typical assay of 98%. Formula C6H6O4, molecular weight 142.11 g/mol. Systematically, it is named 5-hydroxy-2-(hydroxymethyl)pyran-4-one. Common synonyms include 5-Hydroxy-2-(hydroxymethyl)-4-pyrone and 2-Hydroxymethyl-5-hydroxy-γ-pyrone.

The material typically appears as a white to cream powder. Literature values give a melting point of 152-155 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for paints, coatings and inks, food and flavour applications and cosmetics and personal care. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and cosmetics and personal care.

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

Typical applications

Paints, coatings & inks
Food & flavour applications
Cosmetics & personal care

Industries

Specifications & identifiers

Chemical identifiers
Product name	Kojic acid, 98%
Catalogue No.	VQ-012422
CAS Number	501-30-4
IUPAC name	5-hydroxy-2-(hydroxymethyl)pyran-4-one
Molecular formula	C₆H₆O₄
Molecular weight	142.11 g/mol
Exact mass	142.0266
Grade	Biochemistry
Purity / assay	98%
HSN code	29157090
InChIKey	BEJNERDRQOWKJM-UHFFFAOYSA-N
SMILES	C1=C(OC=C(C1=O)O)CO
PubChem CID	3840

Physical properties
Physical form	Powder
Appearance	White to cream powder
Melting point	152-155 °C
LogP (XLogP3)	-0.9
H-bond donors / acceptors	2 / 4
TPSA	66.8 Å²
Synonyms	5-Hydroxy-2-(hydroxymethyl)-4-pyrone, 2-Hydroxymethyl-5-hydroxy-γ-pyrone, 5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one, 5-Hydroxy-2-hydroxymethyl-4-pyrone, acido kojico, 2-Hydroxymethyl-5-hydroxy-gamma-pyrone, 2-(Hydroxymethyl)-5-hydroxy-4H-pyran-4-one, Cleansing Pasds, Surfree Kojic Acid, Kojic Acid Dark Spot, Kojic Acid 0.6%, Kojic Acid 4.4%

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H351Suspected of causing cancer

Precautionary statements: P203, P280, P318, 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 501-30-4

IP/BP/USP

Kojic Acid

CAS: 501-30-4
Formula: C₆H₆O₄
MW: 142.11 g/mol

VQ-004244

Frequently asked questions

What is the CAS number of Kojic acid, 98%?

The CAS Registry Number of Kojic acid, 98% is 501-30-4. It is also known as 5-Hydroxy-2-(hydroxymethyl)-4-pyrone, 2-Hydroxymethyl-5-hydroxy-γ-pyrone, 5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one.

What is the molecular formula and molecular weight of Kojic acid, 98%?

Kojic acid, 98% has the molecular formula C6H6O4 and a molecular weight of 142.11 g/mol. Its IUPAC name is 5-hydroxy-2-(hydroxymethyl)pyran-4-one.

Which grade and pack sizes of Kojic acid, 98% can I order?

We supply Kojic acid, 98% in Biochemistry (98%) grade, in 1 g, 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 Kojic acid, 98%?

Yes. Every lot of Kojic acid, 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 Kojic acid, 98% be shipped internationally?

Yes. Kojic acid, 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.