p-Methyl umbelliferon, 98%

Name: p-Methyl umbelliferon, 98%
Brand: Vaqora Chemicals
SKU: VQ-002546

About p-Methyl umbelliferon, 98%

p-Methyl umbelliferon is a carbohydrate in AR grade carrying the CAS registry number 90-33-5, specified at ≥98% purity. With the molecular formula C10H8O3, it has a molar mass of 176.17 g/mol. Its systematic (IUPAC) name is 7-hydroxy-4-methylchromen-2-one. It is also known as ß-Methylumbelliferone or 4-MU.

In its supplied form it is off-white to yellow powder or crystals. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include glycobiology research, microbiology media, biochemical assays and analytical determinations. Typical end-use sectors are academic and industrial research and diagnostics and biotechnology.

We offer p-Methyl umbelliferon in 10 g, 25 g, 100 g and 500 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Glycobiology research
Microbiology media
Biochemical assays
Analytical determinations

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	p-Methyl umbelliferon, 98%
Catalogue No.	VQ-002546
CAS Number	90-33-5
IUPAC name	7-hydroxy-4-methylchromen-2-one
Molecular formula	C₁₀H₈O₃
Molecular weight	176.17 g/mol
Exact mass	176.0473
Grade	AR
Purity / assay	≥98%
HSN code	29329900
InChIKey	HSHNITRMYYLLCV-UHFFFAOYSA-N
SMILES	CC1=CC(=O)OC2=C1C=CC(=C2)O
PubChem CID	5280567

Physical properties
Physical form	Crystalline
Appearance	Off-white to yellow powder or crystals
LogP (XLogP3)	1.9
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	ß-Methylumbelliferone, 4-MU, 7-Hydroxy-4-methylcoumarin, 4-methylumbelliferone, Hymecromone, 7-Hydroxy-4-methyl-2H-chromen-2-one, Imecromone, Cantabiline, Resocyanine, 2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-, 7-Hydroxy-4-methyl-2H-1-benzopyran-2-one, 7-Hydroxy-4-methyl-2-oxo-2H-1-benzopyran

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

Other grades of CAS 90-33-5

p-Methyl umbelliferon

CAS: 90-33-5
Formula: C₁₀H₈O₃
MW: 176.17 g/mol

VQ-046188

Frequently asked questions

What is the CAS number of p-Methyl umbelliferon, 98%?

The CAS Registry Number of p-Methyl umbelliferon, 98% is 90-33-5. It is also known as ß-Methylumbelliferone, 4-MU, 7-Hydroxy-4-methylcoumarin.

What is the molecular formula and molecular weight of p-Methyl umbelliferon, 98%?

p-Methyl umbelliferon, 98% has the molecular formula C10H8O3 and a molecular weight of 176.17 g/mol. Its IUPAC name is 7-hydroxy-4-methylchromen-2-one.

Which grade and pack sizes of p-Methyl umbelliferon, 98% can I order?

We supply p-Methyl umbelliferon, 98% in AR (≥98%) grade, in 10 g, 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Methyl umbelliferon, 98%?

Yes. Every lot of p-Methyl umbelliferon, 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 p-Methyl umbelliferon, 98% be shipped internationally?

Yes. p-Methyl umbelliferon, 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.