Dihydrocoumarin, 99%

Name: Dihydrocoumarin, 99%
Brand: Vaqora Chemicals
SKU: VQ-008757

About Dihydrocoumarin, 99%

Vaqora Chemicals supplies Dihydrocoumarin, an ester registered under CAS number 119-84-6, specified at 99% purity. Formula C9H8O2, molecular weight 148.16 g/mol. Systematically, it is named 3,4-dihydrochromen-2-one. It is also known as Benzodihydropyrone or 3,4-Dihydro-1-benzopyran-2-one.

The material typically appears as a colourless to faint yellow solid or liquid. Key physical data: a melting point of 24-25 °C and a boiling point of 272 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Dihydrocoumarin, 99%
Catalogue No.	VQ-008757
CAS Number	119-84-6
IUPAC name	3,4-dihydrochromen-2-one
Molecular formula	C₉H₈O₂
Molecular weight	148.16 g/mol
Exact mass	148.0524
Purity / assay	99%
HSN code	29329900
InChIKey	VMUXSMXIQBNMGZ-UHFFFAOYSA-N
SMILES	C1CC(=O)OC2=CC=CC=C21
PubChem CID	660

Physical properties
Physical form	Liquid
Appearance	Colourless to faint yellow solid or liquid
Melting point	24-25 °C
Boiling point	272 °C
Density	1.169 g/mL at 25 °C
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	Benzodihydropyrone, 3,4-Dihydro-1-benzopyran-2-one, Hydrocoumarin, 3,4-dihydrocoumarin, melilotin, 2-chromanone, 1,2-benzodihydropyrone, melilotic lactone, Melilotine, 2H-1-Benzopyran-2-one, 3,4-dihydro-, Chroman, 2-oxo-, Dihydrobenzopyrone

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction

Precautionary statements: P261, P264, P270, P272, P280, P301 + P317, P302 + P352, P321, P330, P333 + P317, P362 + P364, 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 Dihydrocoumarin, 99%?

The CAS Registry Number of Dihydrocoumarin, 99% is 119-84-6. It is also known as Benzodihydropyrone, 3,4-Dihydro-1-benzopyran-2-one, Hydrocoumarin.

What is the molecular formula and molecular weight of Dihydrocoumarin, 99%?

Dihydrocoumarin, 99% has the molecular formula C9H8O2 and a molecular weight of 148.16 g/mol. Its IUPAC name is 3,4-dihydrochromen-2-one.

Which grade and pack sizes of Dihydrocoumarin, 99% can I order?

We supply Dihydrocoumarin, 99% in (99%) grade, in 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 Dihydrocoumarin, 99%?

Yes. Every lot of Dihydrocoumarin, 99% 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 Dihydrocoumarin, 99% be shipped internationally?

Yes. Dihydrocoumarin, 99% 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.