Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)… 64485-88-7

Name: Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate
Brand: Vaqora Chemicals
SKU: VQ-035120

About Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate

Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate (CAS 64485-88-7) is an impurity of Ceftriaxone offered by Vaqora Chemicals. With the molecular formula C8H11N3O3S, it has a molar mass of 229.26 g/mol. Its systematic (IUPAC) name is ethyl (2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetate. Alternative names: Ceftiofur oxime ethyl ester.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Ceftriaxone 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.

We offer Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate 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 Ceftriaxone

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

Ceftriaxone impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate
Catalogue No.	VQ-035120
CAS Number	64485-88-7
IUPAC name	ethyl (2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetate
Molecular formula	C₈H₁₁N₃O₃S
Molecular weight	229.26 g/mol
Exact mass	229.0521
Grade	Reference Standard
HSN code	38229090
InChIKey	POBMBNPEUPDXRS-WDZFZDKYSA-N
SMILES	CCOC(=O)/C(=N\OC)/C1=CSC(=N1)N
PubChem CID	5582977

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	1 / 7
TPSA	115 Å²
Synonyms	Ceftiofur oxime ethyl ester, Ethyl (alphaZ)-2-amino-alpha-(methoxyimino)-4-thiazoleacetate, (Z)-Ethyl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetate, Ethyl (2Z)-(2-amino-1,3-thiazol-4-yl)(methoxyimino)ethanoate, Ethyl (Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetate, ethyl 2-(2-aminothiazol-4-yl)-2-methoxyiminoacetate, 2-(2-Amino-4-thiazolyl)-2(Z)(methoxy)imino ethyl acetate, Ethyl (Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetate, ethyl (2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetate, Ethyl 2-amino-alpha-(methoxyimino)thiazol-4-acetate, Ethyl (Z)-2-amino-alpha-(methoxyimino)thiazol-4-acetate, (2-Amino-thiazol-4-yl)-methoxyimino-acetic acid ethyl ester

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

Frequently asked questions

What is the CAS number of Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate?

The CAS Registry Number of Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate is 64485-88-7. It is also known as Ceftiofur oxime ethyl ester, Ethyl (alphaZ)-2-amino-alpha-(methoxyimino)-4-thiazoleacetate, (Z)-Ethyl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetate.

What is the molecular formula and molecular weight of Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate?

Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate has the molecular formula C8H11N3O3S and a molecular weight of 229.26 g/mol. Its IUPAC name is ethyl (2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetate.

What is Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate used for?

Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate is supplied as a characterised reference material related to Ceftriaxone. 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 (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate can I order?

We supply Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate 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 (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate?

Yes. Every lot of Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate 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 (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate be shipped internationally?

Yes. Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate 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.