Benzyl L-leucyl-L-phenylalaninate

Name: Benzyl L-leucyl-L-phenylalaninate
Brand: Vaqora Chemicals
SKU: VQ-044330

About Benzyl L-leucyl-L-phenylalaninate

Benzyl L-leucyl-L-phenylalaninate (CAS 70637-27-3) is an impurity of Carfilzomib offered by Vaqora Chemicals. With the molecular formula C22H28N2O3, it has a molar mass of 368.5 g/mol. Its systematic (IUPAC) name is benzyl (2S)-2-[[(2S)-2-amino-4-methylpentanoyl]amino]-3-phenylpropanoate.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

This Carfilzomib 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.

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 Carfilzomib

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

Carfilzomib impurities

Specifications & identifiers

Chemical identifiers
Product name	Benzyl L-leucyl-L-phenylalaninate
Catalogue No.	VQ-044330
CAS Number	70637-27-3
IUPAC name	benzyl (2S)-2-[[(2S)-2-amino-4-methylpentanoyl]amino]-3-phenylpropanoate
Molecular formula	C₂₂H₂₈N₂O₃
Molecular weight	368.5 g/mol
Exact mass	368.21
Grade	Reference Standard
HSN code	38229090
InChIKey	ZCLDGTLOGGRLSD-PMACEKPBSA-N
SMILES	CC(C)C[C@@H](C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)OCC2=CC=CC=C2)N
PubChem CID	12046015

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	2 / 4
TPSA	81.4 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 Benzyl L-leucyl-L-phenylalaninate?

The CAS Registry Number of Benzyl L-leucyl-L-phenylalaninate is 70637-27-3. It is also known as L-Phenylalanine, N-L-leucyl-, phenylmethyl ester, (S)-Benzyl 2-((S)-2-amino-4-methylpentanamido)-3-phenylpropanoate.

What is the molecular formula and molecular weight of Benzyl L-leucyl-L-phenylalaninate?

Benzyl L-leucyl-L-phenylalaninate has the molecular formula C22H28N2O3 and a molecular weight of 368.5 g/mol. Its IUPAC name is benzyl (2S)-2-[[(2S)-2-amino-4-methylpentanoyl]amino]-3-phenylpropanoate.

What is Benzyl L-leucyl-L-phenylalaninate used for?

Benzyl L-leucyl-L-phenylalaninate is supplied as a characterised reference material related to Carfilzomib. 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 Benzyl L-leucyl-L-phenylalaninate can I order?

We supply Benzyl L-leucyl-L-phenylalaninate 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 Benzyl L-leucyl-L-phenylalaninate?

Yes. Every lot of Benzyl L-leucyl-L-phenylalaninate 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 Benzyl L-leucyl-L-phenylalaninate be shipped internationally?

Yes. We export Benzyl L-leucyl-L-phenylalaninate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.