2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)ph… 2093124-22-0

Name: 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate
Brand: Vaqora Chemicals
SKU: VQ-043754

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

2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate (CAS 2093124-22-0) is an impurity of Remdesivir offered by Vaqora Chemicals. Formula C21H27N2O7P, molecular weight 450.4 g/mol. The IUPAC name is 2-ethylbutyl 2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate.

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. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Remdesivir 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.

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 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)-D-alaninate
Catalogue No.	VQ-043754
CAS Number	2093124-22-0
IUPAC name	2-ethylbutyl 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-UHFFFAOYSA-N
SMILES	CCC(CC)COC(=O)C(C)NP(=O)(OC1=CC=CC=C1)OC2=CC=C(C=C2)[N+](=O)[O-]
PubChem CID	76388729

Physical properties
Physical form	Solid
LogP (XLogP3)	5.1
H-bond donors / acceptors	1 / 8
TPSA	120 Å²
Synonyms	2-ethylbutyl (2S)-2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate, 2-ethylbutyl (2S)-2-(((4-nitrophenoxy)-phenoxyphosphoryl)amino)propanoate, N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-L-Alanine 2-ethylbutyl ester, 2-Ethylbutyl ((R)-(4-nitrophenoxy) (phenoxy)phosphoryl)-L-alaninate, 2-Ethylbutyl ((S)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate?

The CAS Registry Number of 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate is 2093124-22-0. It is also known as 2-ethylbutyl (2S)-2-[[(4-nitrophenoxy)-phenoxyphosphoryl]amino]propanoate, 2-ethylbutyl (2S)-2-(((4-nitrophenoxy)-phenoxyphosphoryl)amino)propanoate, N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-L-Alanine 2-ethylbutyl ester.

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

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

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

2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-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)-D-alaninate can I order?

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

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

Yes. 2-Ethylbutyl ((R)-(4-nitrophenoxy)(phenoxy)phosphoryl)-D-alaninate 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.