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

Name: Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate
Brand: Vaqora Chemicals
SKU: VQ-047715

Synonyms: Butanoic acid, 4-bromo-2-(methoxyimino)-3-oxo-, ethyl ester · ethyl 2-methoxyimino-4-bromoacetoacetate · ethyl 4-brom-3-oxo-2-methoxyiminobutyrate · ethyl 2-methoxyimino-3-oxo-4-bromobutyrate

CAS No.60845-87-6

FormulaC₇H₁₀BrNO₄

Mol. weight252.06

Catalogue No.VQ-047715

PurityReference Standard

HSN38229090

Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate (CAS 60845-87-6) – Cefotaxime impurity standard. C7H10BrNO4, MW 252.06. 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-bromo-2-(methoxyimino)-3-oxobutanoate

Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate is an impurity of Cefotaxime carrying the CAS registry number 60845-87-6. Its molecular formula is C7H10BrNO4 and its molecular weight is 252.06 g/mol. It is also known as ethyl 2-methoxyimino-4-bromoacetoacetate or ethyl 4-brom-3-oxo-2-methoxyiminobutyrate.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Cefotaxime impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate 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 Cefotaxime

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

Cefotaxime impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate
Catalogue No.	VQ-047715
CAS Number	60845-87-6
IUPAC name	ethyl 4-bromo-2-methoxyimino-3-oxobutanoate
Molecular formula	C₇H₁₀BrNO₄
Molecular weight	252.06 g/mol
Exact mass	250.9793
Grade	Reference Standard
HSN code	38229090
InChIKey	LULLGGWIEBUSRX-UHFFFAOYSA-N
SMILES	CCOC(=O)C(=NOC)C(=O)CBr
PubChem CID	54053279

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 5
TPSA	65 Å²
Synonyms	Butanoic acid, 4-bromo-2-(methoxyimino)-3-oxo-, ethyl ester, ethyl 2-methoxyimino-4-bromoacetoacetate, ethyl 4-brom-3-oxo-2-methoxyiminobutyrate, ethyl 2-methoxyimino-3-oxo-4-bromobutyrate, ethyl alpha-methoxyimino-beta-oxo-gamma-bromobutyrate

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-bromo-2-(methoxyimino)-3-oxobutanoate?

The CAS Registry Number of Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate is 60845-87-6. It is also known as Butanoic acid, 4-bromo-2-(methoxyimino)-3-oxo-, ethyl ester, ethyl 2-methoxyimino-4-bromoacetoacetate, ethyl 4-brom-3-oxo-2-methoxyiminobutyrate.

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

Ethyl 4-bromo-2-(methoxyimino)-3-oxobutanoate has the molecular formula C7H10BrNO4 and a molecular weight of 252.06 g/mol. Its IUPAC name is ethyl 4-bromo-2-methoxyimino-3-oxobutanoate.

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

Ethyl 4-bromo-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-bromo-2-(methoxyimino)-3-oxobutanoate can I order?

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

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

Yes. We export Ethyl 4-bromo-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.