(2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)ox… 81275-02-7

Name: (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate
Brand: Vaqora Chemicals
SKU: VQ-031176

About (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate

(2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate (CAS 81275-02-7) is an impurity of Imipenem offered by Vaqora Chemicals. With the molecular formula C13H25NO4Si, it has a molar mass of 287.43 g/mol. The IUPAC name is [(2S,3S)-3-[(1S)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl] acetate.

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

Pharmaceutical QC and development laboratories use this impurity standard of Imipenem to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. 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

Related to Imipenem

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

Imipenem impurities

Specifications & identifiers

Chemical identifiers
Product name	(2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate
Catalogue No.	VQ-031176
CAS Number	81275-02-7
IUPAC name	[(2S,3S)-3-[(1S)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl] acetate
Molecular formula	C₁₃H₂₅NO₄Si
Molecular weight	287.43 g/mol
Exact mass	287.1553
Grade	Reference Standard
HSN code	38229090
InChIKey	GWHDKFODLYVMQG-XRNSZHNASA-N
SMILES	C[C@@H]([C@H]1[C@@H](NC1=O)OC(=O)C)O[Si](C)(C)C(C)(C)C
PubChem CID	53860740

Physical properties
Physical form	Solid
H-bond donors / acceptors	1 / 4
TPSA	64.6 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 (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate?

The CAS Registry Number of (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate is 81275-02-7. It is also known as (3R,4R)-4-Acetoxy-3-[(R)-(t-butyldimethylsilyloxy)ethyl]-2-azetidinone.

What is the molecular formula and molecular weight of (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate?

(2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate has the molecular formula C13H25NO4Si and a molecular weight of 287.43 g/mol. Its IUPAC name is [(2S,3S)-3-[(1S)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl] acetate.

What is (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate used for?

(2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate is supplied as a characterised reference material related to Imipenem. 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 (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate can I order?

We supply (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl 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 (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate?

Yes. Every lot of (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl 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 (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate be shipped internationally?

Yes. We export (2S,3S)-3-((S)-1-((tert-Butyldimethylsilyl)oxy)ethyl)-4-oxoazetidin-2-yl acetate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.