Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate

Name: Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate
Brand: Vaqora Chemicals
SKU: VQ-047716

Synonyms: ethyl 2-methoxyimino-4-chloroacetoacetate · Ethyl 4-chloro-2-(methoxyimino)-3-oxobutyrate · ethyl 2-methoxyimino-3-oxo-4-chlorobutyrate · ethyl 2-chloroacetyl-2-methoxyiminoacetate

CAS No.64485-87-6

FormulaC₇H₁₀ClNO₄

Mol. weight207.61

Catalogue No.VQ-047716

PurityReference Standard

HSN38229090

Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate (CAS 64485-87-6) – Cefotaxime impurity standard. C7H10ClNO4, MW 207.61. Vaqora Chemicals: COA, global shipping.

Pack sizesPrice on quotation · bulk available

10 mg

25 mg

50 mg

100 mg

Bulk / custom pack · kg to MT

Enquire

Batch COA with every lot

16-section GHS SDS

Export to 120+ countries

DG-compliant packing

About Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate

Vaqora Chemicals supplies Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate, an impurity of Cefotaxime registered under CAS number 64485-87-6. The compound has the formula C7H10ClNO4, corresponding to a molecular weight of 207.61 g/mol. It is also known as ethyl 2-methoxyimino-4-chloroacetoacetate or Ethyl 4-chloro-2-(methoxyimino)-3-oxobutyrate.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Cefotaxime to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Cefotaxime

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

Cefotaxime impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate
Catalogue No.	VQ-047716
CAS Number	64485-87-6
IUPAC name	ethyl 4-chloro-2-methoxyimino-3-oxobutanoate
Molecular formula	C₇H₁₀ClNO₄
Molecular weight	207.61 g/mol
Exact mass	207.0298
Grade	Reference Standard
HSN code	38229090
InChIKey	QQTHNMBPRSXIHX-UHFFFAOYSA-N
SMILES	CCOC(=O)C(=NOC)C(=O)CCl
PubChem CID	3017525

Physical properties
Physical form	Solid
LogP (XLogP3)	1.5
H-bond donors / acceptors	0 / 5
TPSA	65 Å²
Synonyms	ethyl 2-methoxyimino-4-chloroacetoacetate, Ethyl 4-chloro-2-(methoxyimino)-3-oxobutyrate, ethyl 2-methoxyimino-3-oxo-4-chlorobutyrate, ethyl 2-chloroacetyl-2-methoxyiminoacetate, ethyl 2-(2-chloroacetyl)-2-methoxyiminoacetate

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 Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate?

The CAS Registry Number of Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate is 64485-87-6. It is also known as ethyl 2-methoxyimino-4-chloroacetoacetate, Ethyl 4-chloro-2-(methoxyimino)-3-oxobutyrate, ethyl 2-methoxyimino-3-oxo-4-chlorobutyrate.

What is the molecular formula and molecular weight of Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate?

Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate has the molecular formula C7H10ClNO4 and a molecular weight of 207.61 g/mol. Its IUPAC name is ethyl 4-chloro-2-methoxyimino-3-oxobutanoate.

What is Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate used for?

Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate is supplied as a characterised reference material related to Cefotaxime. 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 Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate can I order?

We supply Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate 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 Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate?

Yes. Every lot of Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate 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 Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate be shipped internationally?

Yes. We export Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.