Methyl 4-chloro-3-oxopentanoate

Name: Methyl 4-chloro-3-oxopentanoate
Brand: Vaqora Chemicals
SKU: VQ-039728

About Methyl 4-chloro-3-oxopentanoate

Listed under CAS 142556-36-3, Methyl 4-chloro-3-oxopentanoate is an API impurity reference standard available from Vaqora Chemicals. The compound has the formula C6H9ClO3, corresponding to a molecular weight of 164.59 g/mol. Common synonyms include Pentanoic acid, 4-chloro-3-oxo-, methyl ester and methyl methyl-4-chloroacetoacetate.

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

This the parent drug substance impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across 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.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methyl 4-chloro-3-oxopentanoate
Catalogue No.	VQ-039728
CAS Number	142556-36-3
IUPAC name	methyl 4-chloro-3-oxopentanoate
Molecular formula	C₆H₉ClO₃
Molecular weight	164.59 g/mol
Exact mass	164.024
Grade	Reference Standard
HSN code	38229090
InChIKey	NBFSTVAWWARRCQ-UHFFFAOYSA-N
SMILES	CC(C(=O)CC(=O)OC)Cl
PubChem CID	22068615

Physical properties
Physical form	Solid
LogP (XLogP3)	1
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²

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 Methyl 4-chloro-3-oxopentanoate?

The CAS Registry Number of Methyl 4-chloro-3-oxopentanoate is 142556-36-3. It is also known as Pentanoic acid, 4-chloro-3-oxo-, methyl ester, methyl methyl-4-chloroacetoacetate.

What is the molecular formula and molecular weight of Methyl 4-chloro-3-oxopentanoate?

Methyl 4-chloro-3-oxopentanoate has the molecular formula C6H9ClO3 and a molecular weight of 164.59 g/mol. Its IUPAC name is methyl 4-chloro-3-oxopentanoate.

Which grade and pack sizes of Methyl 4-chloro-3-oxopentanoate can I order?

We supply Methyl 4-chloro-3-oxopentanoate 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 Methyl 4-chloro-3-oxopentanoate?

Yes. Every lot of Methyl 4-chloro-3-oxopentanoate 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 Methyl 4-chloro-3-oxopentanoate be shipped internationally?

Yes. We export Methyl 4-chloro-3-oxopentanoate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.