2-Acetylbutyrolactone

Name: 2-Acetylbutyrolactone
Brand: Vaqora Chemicals
SKU: VQ-012925

About 2-Acetylbutyrolactone

2-Acetylbutyrolactone (CAS 517-23-7) is a process intermediate or related compound of Risperidone offered by Vaqora Chemicals. Formula C6H8O3, molecular weight 128.13 g/mol. The IUPAC name is 3-acetyloxolan-2-one. Common synonyms include 3-Acetyldihydro-2(3H)-furanone and 2-Acetyl-γ-butyrolactone.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is a process intermediate or related compound in the synthesis of Risperidone, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. Stock is available for quick dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Risperidone

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

Risperidone impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Acetylbutyrolactone
Catalogue No.	VQ-012925
CAS Number	517-23-7
IUPAC name	3-acetyloxolan-2-one
Molecular formula	C₆H₈O₃
Molecular weight	128.13 g/mol
Exact mass	128.0473
Grade	Reference Standard
InChIKey	OMQHDIHZSDEIFH-UHFFFAOYSA-N
SMILES	CC(=O)C1CCOC1=O
PubChem CID	10601

Physical properties
Physical form	Solid
LogP (XLogP3)	0.1
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	3-Acetyldihydro-2(3H)-furanone, 2-Acetyl-γ-butyrolactone, α-Acetyl-γ-butyrolactone, 2-Oxo-3-acetyltetrahydrofuran, 3-Acetyl-4,5-dihydro-2(3H)-furanone, 3-Acetyl-4,5-dihydro-3H-2-furanone, 3-Acetyl-4,5-dihydrofuran-2-one, 3-Acetyldihydrofuran-2-one, 3-Acetyltetrahydro-2-furanone, Dihydro-3-acetyl-2(3H)-furanone, 2-Acetylbutanolide, 2(3H)-Furanone, 3-acetyldihydro-

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 517-23-7

α-Acetylbutyrolactone, 98%

CAS: 517-23-7
Formula: C₆H₈O₃
MW: 128.13 g/mol

VQ-008957

Frequently asked questions

What is the CAS number of 2-Acetylbutyrolactone?

The CAS Registry Number of 2-Acetylbutyrolactone is 517-23-7. It is also known as 3-Acetyldihydro-2(3H)-furanone, 2-Acetyl-γ-butyrolactone, α-Acetyl-γ-butyrolactone.

What is the molecular formula and molecular weight of 2-Acetylbutyrolactone?

2-Acetylbutyrolactone has the molecular formula C6H8O3 and a molecular weight of 128.13 g/mol. Its IUPAC name is 3-acetyloxolan-2-one.

What is 2-Acetylbutyrolactone used for?

2-Acetylbutyrolactone is supplied as a characterised reference material related to Risperidone. 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 2-Acetylbutyrolactone can I order?

We supply 2-Acetylbutyrolactone in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Acetylbutyrolactone?

Yes. Every lot of 2-Acetylbutyrolactone 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 2-Acetylbutyrolactone be shipped internationally?

Yes. 2-Acetylbutyrolactone 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.