(R)-4-Propyl-4,5-dihydrofuran-2(3H)-one

About (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one

(R)-4-Propyl-4,5-dihydrofuran-2(3H)-one is an impurity of Brivaracetam carrying the CAS registry number 63095-51-2. The compound has the formula C7H12O2, corresponding to a molecular weight of 128.17 g/mol. The IUPAC name is (4R)-4-propyloxolan-2-one. Alternative names: (R)-Dihydro-4-propyl-2(3H)-furanone and (R)-4-Propyldihydrofuran-2(3H)-one.

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. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Brivaracetam, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one 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 Brivaracetam

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

Brivaracetam impurities

Specifications & identifiers

Chemical identifiers
Product name	(R)-4-Propyl-4,5-dihydrofuran-2(3H)-one
Catalogue No.	VQ-021889
CAS Number	63095-51-2
IUPAC name	(4R)-4-propyloxolan-2-one
Molecular formula	C₇H₁₂O₂
Molecular weight	128.17 g/mol
Exact mass	128.0837
Grade	Reference Standard
HSN code	38229090
InChIKey	NVTUTJMZAZZKAZ-ZCFIWIBFSA-N
SMILES	CCC[C@@H]1CC(=O)OC1
PubChem CID	10997054

Physical properties
Physical form	Solid
LogP (XLogP3)	1.5
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	(R)-Dihydro-4-propyl-2(3H)-furanone, (R)-4-Propyldihydrofuran-2(3H)-one, brivaracetam intermediate 1, (4R)-4-propyltetrahydrofuran-2-one, 2(3H)-Furanone, dihydro-4-propyl-, (R)-, (R)-4-Propyldihydrofuran-2-one, (4R)-4-Propyldihydrofuran-2-one, (R)-4-Propyl-dihydrofuran-2-one, 4-Propyldihydrofuran-2-one, (R)-, (R)-4-methyl-4-propyldihydrofuran-2(3H)-one

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 (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one?

The CAS Registry Number of (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one is 63095-51-2. It is also known as (R)-Dihydro-4-propyl-2(3H)-furanone, (R)-4-Propyldihydrofuran-2(3H)-one, brivaracetam intermediate 1.

What is the molecular formula and molecular weight of (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one?

(R)-4-Propyl-4,5-dihydrofuran-2(3H)-one has the molecular formula C7H12O2 and a molecular weight of 128.17 g/mol. Its IUPAC name is (4R)-4-propyloxolan-2-one.

What is (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one used for?

(R)-4-Propyl-4,5-dihydrofuran-2(3H)-one is supplied as a characterised reference material related to Brivaracetam. 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 (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one can I order?

We supply (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one 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 (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one?

Yes. Every lot of (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one 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 (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one be shipped internationally?

Yes. (R)-4-Propyl-4,5-dihydrofuran-2(3H)-one 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.