4,4-Dimethyldihydrofuran-2,3-dione

Name: 4,4-Dimethyldihydrofuran-2,3-dione
Brand: Vaqora Chemicals
SKU: VQ-030155

About 4,4-Dimethyldihydrofuran-2,3-dione

Vaqora Chemicals supplies 4,4-Dimethyldihydrofuran-2,3-dione, an impurity of Dexpanthenol registered under CAS number 13031-04-4. With the molecular formula C6H8O3, it has a molar mass of 128.13 g/mol. The IUPAC name is 4,4-dimethyloxolane-2,3-dione. It is also known as Keto-pantoyllactone or ketopantolactone.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Dexpanthenol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4,4-Dimethyldihydrofuran-2,3-dione is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Dexpanthenol

View every impurity, metabolite and intermediate we list for Dexpanthenol.

Dexpanthenol impurities

Specifications & identifiers

Chemical identifiers
Product name	4,4-Dimethyldihydrofuran-2,3-dione
Catalogue No.	VQ-030155
CAS Number	13031-04-4
IUPAC name	4,4-dimethyloxolane-2,3-dione
Molecular formula	C₆H₈O₃
Molecular weight	128.13 g/mol
Exact mass	128.0473
Grade	Reference Standard
HSN code	38229090
InChIKey	HRTOQFBQOFIFEE-UHFFFAOYSA-N
SMILES	CC1(COC(=O)C1=O)C
PubChem CID	39

Physical properties
Physical form	Solid
LogP (XLogP3)	0.6
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	Keto-pantoyllactone, ketopantolactone, 2,3-Furandione, dihydro-4,4-dimethyl-, ketopantoyl lactone, Dihydro-4,4-dimethylfuran-2,3-dione, Dihydro-4,4-dimethyl-2,3-Furandione, 2-dehydropantolactone, 2-dehydropantoyl lactone, 4,4-dimethyl-4,5-dihydrofuran-2,3-dione, 2-oxopantoyl lactone, 4,4-Dimethyl-2,3-furandione

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

Frequently asked questions

What is the CAS number of 4,4-Dimethyldihydrofuran-2,3-dione?

The CAS Registry Number of 4,4-Dimethyldihydrofuran-2,3-dione is 13031-04-4. It is also known as Keto-pantoyllactone, ketopantolactone, 2,3-Furandione, dihydro-4,4-dimethyl-.

What is the molecular formula and molecular weight of 4,4-Dimethyldihydrofuran-2,3-dione?

4,4-Dimethyldihydrofuran-2,3-dione has the molecular formula C6H8O3 and a molecular weight of 128.13 g/mol. Its IUPAC name is 4,4-dimethyloxolane-2,3-dione.

What is 4,4-Dimethyldihydrofuran-2,3-dione used for?

4,4-Dimethyldihydrofuran-2,3-dione is supplied as a characterised reference material related to Dexpanthenol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4,4-Dimethyldihydrofuran-2,3-dione can I order?

We supply 4,4-Dimethyldihydrofuran-2,3-dione in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4,4-Dimethyldihydrofuran-2,3-dione?

Yes. Every lot of 4,4-Dimethyldihydrofuran-2,3-dione 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 4,4-Dimethyldihydrofuran-2,3-dione be shipped internationally?

Yes. 4,4-Dimethyldihydrofuran-2,3-dione 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.