3-Isobutylglutaric Anhydride

Name: 3-Isobutylglutaric Anhydride
Brand: Vaqora Chemicals
SKU: VQ-033314

About 3-Isobutylglutaric Anhydride

3-Isobutylglutaric Anhydride is an impurity of Pregabalin carrying the CAS registry number 185815-59-2. The compound has the formula C9H14O3, corresponding to a molecular weight of 170.21 g/mol. Systematically, it is named 4-(2-methylpropyl)oxane-2,6-dione. Common synonyms include 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione and 3-isobutylglutaric acid anhydride.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Pregabalin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 3-Isobutylglutaric Anhydride 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 Pregabalin

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

Pregabalin impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Isobutylglutaric Anhydride
Catalogue No.	VQ-033314
CAS Number	185815-59-2
IUPAC name	4-(2-methylpropyl)oxane-2,6-dione
Molecular formula	C₉H₁₄O₃
Molecular weight	170.21 g/mol
Exact mass	170.0943
Grade	Reference Standard
HSN code	38229090
InChIKey	XLSGYCWYKZCYCK-UHFFFAOYSA-N
SMILES	CC(C)CC1CC(=O)OC(=O)C1
PubChem CID	11480690

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	dihydro-4-(2-methylpropyl)-2H-Pyran-2,6(3H)-dione, 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione, 4-(2-Methylpropyl)tetrahydropyran-2,6-dione (3-Isobutylglutaric Anhydride), 2H-Pyran-2,6(3H)-dione, dihydro-4-(2-methylpropyl)-, 3-isobutylglutaric acid anhydride, 4-isobutyltetrahydropyran-2,6-dione

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 3-Isobutylglutaric Anhydride?

The CAS Registry Number of 3-Isobutylglutaric Anhydride is 185815-59-2. It is also known as dihydro-4-(2-methylpropyl)-2H-Pyran-2,6(3H)-dione, 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione, 4-(2-Methylpropyl)tetrahydropyran-2,6-dione (3-Isobutylglutaric Anhydride).

What is the molecular formula and molecular weight of 3-Isobutylglutaric Anhydride?

3-Isobutylglutaric Anhydride has the molecular formula C9H14O3 and a molecular weight of 170.21 g/mol. Its IUPAC name is 4-(2-methylpropyl)oxane-2,6-dione.

What is 3-Isobutylglutaric Anhydride used for?

3-Isobutylglutaric Anhydride is supplied as a characterised reference material related to Pregabalin. 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 3-Isobutylglutaric Anhydride can I order?

We supply 3-Isobutylglutaric Anhydride 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 3-Isobutylglutaric Anhydride?

Yes. Every lot of 3-Isobutylglutaric Anhydride 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 3-Isobutylglutaric Anhydride be shipped internationally?

Yes. We export 3-Isobutylglutaric Anhydride worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.