Fmoc-Phe(4-Cl)-OH

Name: Fmoc-Phe(4-Cl)-OH
Brand: Vaqora Chemicals
SKU: VQ-040222

About Fmoc-Phe(4-Cl)-OH

Fmoc-Phe(4-Cl)-OH (CAS 175453-08-4) is a process intermediate or related compound of Phenylalanine offered by Vaqora Chemicals. With the molecular formula C24H20ClNO4, it has a molar mass of 421.9 g/mol. Its systematic (IUPAC) name is (2S)-3-(4-chlorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid. Alternative names: Fmoc-4-chloro-L-phenylalanine and (s)-n-fmoc-4-chlorophenylalanine.

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.

Process chemists and analysts use it when developing synthetic routes to Phenylalanine, tracking process-related impurities and validating analytical methods. Buyers come mainly from 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

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Phenylalanine

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

Phenylalanine impurities

Specifications & identifiers

Chemical identifiers
Product name	Fmoc-Phe(4-Cl)-OH
Catalogue No.	VQ-040222
CAS Number	175453-08-4
IUPAC name	(2S)-3-(4-chlorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid
Molecular formula	C₂₄H₂₀ClNO₄
Molecular weight	421.9 g/mol
Exact mass	421.1081
HSN code	2933
InChIKey	CQPNKLNINBUUOM-QFIPXVFZSA-N
SMILES	C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)N[C@@H](CC4=CC=C(C=C4)Cl)C(=O)O
PubChem CID	2734471

Physical properties
Physical form	Solid
LogP (XLogP3)	5.3
H-bond donors / acceptors	2 / 4
TPSA	75.6 Å²
Synonyms	Fmoc-4-chloro-L-phenylalanine, (s)-n-fmoc-4-chlorophenylalanine, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-chlorophenyl)propanoic acid, L-Phenylalanine, 4-chloro-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, Fmoc-L-4-Chlorophenylalanine, Phenylalanine, 4-chloro-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 4-Chloro-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-phenylalanine, 4-Chloro-N-{[(9H-fluoren-9-yl)methoxy]carbonyl}-L-phenylalanine, (2S)-3-(4-chlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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 Fmoc-Phe(4-Cl)-OH?

The CAS Registry Number of Fmoc-Phe(4-Cl)-OH is 175453-08-4. It is also known as Fmoc-4-chloro-L-phenylalanine, (s)-n-fmoc-4-chlorophenylalanine, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-chlorophenyl)propanoic acid.

What is the molecular formula and molecular weight of Fmoc-Phe(4-Cl)-OH?

Fmoc-Phe(4-Cl)-OH has the molecular formula C24H20ClNO4 and a molecular weight of 421.9 g/mol. Its IUPAC name is (2S)-3-(4-chlorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid.

What is Fmoc-Phe(4-Cl)-OH used for?

Fmoc-Phe(4-Cl)-OH is supplied as a characterised reference material related to Phenylalanine. 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 Fmoc-Phe(4-Cl)-OH can I order?

We supply Fmoc-Phe(4-Cl)-OH, 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 Fmoc-Phe(4-Cl)-OH?

Yes. Every lot of Fmoc-Phe(4-Cl)-OH 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 Fmoc-Phe(4-Cl)-OH be shipped internationally?

Yes. We export Fmoc-Phe(4-Cl)-OH worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.