2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)ph… 1354823-37-2

About 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate

2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate is an impurity of Remdesivir carrying the CAS registry number 1354823-37-2. Formula C21H27N2O7P, molecular weight 450.4 g/mol. The IUPAC name is 2-ethylbutyl (2S)-2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate.

The product is provided 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.

This Remdesivir impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

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

Industries

Related to Remdesivir

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

Remdesivir impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate
Catalogue No.	VQ-044587
CAS Number	1354823-37-2
IUPAC name	2-ethylbutyl (2S)-2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate
Molecular formula	C₂₁H₂₇N₂O₇P
Molecular weight	450.4 g/mol
Exact mass	450.1556
Grade	Reference Standard
HSN code	38229090
InChIKey	CSURKLFFMMBEFL-AZYRPFHASA-N
SMILES	CCC(CC)COC(=O)[C@H](C)N[P@@](=O)(OC1=CC=CC=C1)OC2=CC=C(C=C2)[N+](=O)[O-]
PubChem CID	56656416

Physical properties
Physical form	Solid
LogP (XLogP3)	5.1
H-bond donors / acceptors	1 / 8
TPSA	120 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 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate?

The CAS Registry Number of 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate is 1354823-37-2. It is also known as (S)-2-Ethylbutyl 2-(((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)amino)propanoate, N-[(R)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 2-Ethylbutyl Ester.

What is the molecular formula and molecular weight of 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate?

2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate has the molecular formula C21H27N2O7P and a molecular weight of 450.4 g/mol. Its IUPAC name is 2-ethylbutyl (2S)-2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate.

What is 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate used for?

2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate is supplied as a characterised reference material related to Remdesivir. 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 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate can I order?

We supply 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate 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 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate?

Yes. Every lot of 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate 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 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate be shipped internationally?

Yes. We export 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-L-alaninate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.