(R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbu… 82732-07-8

About (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid

(R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid is an impurity of Carfilzomib carrying the CAS registry number 82732-07-8. Its molecular formula is C15H21NO4 and its molecular weight is 279.33 g/mol. Systematically, it is named (2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoic acid. Common synonyms include Boc-D-homophenylalanine and Boc-D-Homophe-OH.

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. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Carfilzomib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid 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 Carfilzomib

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

Carfilzomib impurities

Specifications & identifiers

Chemical identifiers
Product name	(R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid
Catalogue No.	VQ-044351
CAS Number	82732-07-8
IUPAC name	(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoic acid
Molecular formula	C₁₅H₂₁NO₄
Molecular weight	279.33 g/mol
Exact mass	279.1471
Grade	Reference Standard
HSN code	38229090
InChIKey	MCODLPJUFHPVQP-GFCCVEGCSA-N
SMILES	CC(C)(C)OC(=O)N[C@H](CCC1=CC=CC=C1)C(=O)O
PubChem CID	2755954

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	2 / 4
TPSA	75.6 Å²
Synonyms	Boc-D-homophenylalanine, Boc-D-Homophe-OH, (2R)-2-[(tert-butoxycarbonyl)amino]-4-phenylbutanoic acid, Boc-D-Homophe, Boc-(D)-homophenylalanine, Boc-(D)-homo-phenylalanine, Boc-(D)-homo -phenylalanine, (2R)-2-(tert-butoxycarbonylamino)-4-phenyl-butanoic acid, (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-phenylbutanoic acid, N-(t-Butoxycarbonyl)-D-homophenylalanine, n-tert-butoxycarbonyl-d-homophenylalanine, Boc-D-Homophenylalanine (Boc-D-hPhe-OH)

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 (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid?

The CAS Registry Number of (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid is 82732-07-8. It is also known as Boc-D-homophenylalanine, Boc-D-Homophe-OH, (2R)-2-[(tert-butoxycarbonyl)amino]-4-phenylbutanoic acid.

What is the molecular formula and molecular weight of (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid?

(R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid has the molecular formula C15H21NO4 and a molecular weight of 279.33 g/mol. Its IUPAC name is (2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoic acid.

What is (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid used for?

(R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid 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 (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid can I order?

We supply (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid 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 (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid?

Yes. Every lot of (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid 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 (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid be shipped internationally?

Yes. We export (R)-2-((tert-Butoxycarbonyl)amino)-4-phenylbutanoic acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.