Fmoc-L-methionine, 99%

Name: Fmoc-L-methionine, 99%
Brand: Vaqora Chemicals
SKU: VQ-002276

About Fmoc-L-methionine, 99%

Fmoc-L-methionine (CAS 71989-28-1) is a protected amino acid offered by Vaqora Chemicals (Biochemistry grade) with a typical assay of 99%. Formula C20H21NO4S, molecular weight 371.5 g/mol. Systematically, it is named (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylsulfanylbutanoic acid. Common synonyms include Fmoc-Met-OH and N-Fmoc-L-methionine.

It is supplied as colourless to white powder or crystals. Reported physical data include a melting point of 121-123 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include solid-phase peptide synthesis (SPPS), peptide drug discovery and medicinal chemistry. Our customers for this product work in academic and industrial research and diagnostics and biotechnology.

Available in 5 g, 25 g, 100 g and 1 kg packs, Fmoc-L-methionine is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Solid-phase peptide synthesis (SPPS)
Peptide drug discovery
Medicinal chemistry

Industries

Specifications & identifiers

Chemical identifiers
Product name	Fmoc-L-methionine, 99%
Catalogue No.	VQ-002276
CAS Number	71989-28-1
IUPAC name	(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylsulfanylbutanoic acid
Molecular formula	C₂₀H₂₁NO₄S
Molecular weight	371.5 g/mol
Exact mass	371.1191
Grade	Biochemistry
Purity / assay	99%
HSN code	29379020
InChIKey	BUBGAUHBELNDEW-SFHVURJKSA-N
SMILES	CSCC[C@@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13
PubChem CID	2724632

Physical properties
Physical form	Crystalline
Appearance	Colourless to white powder or crystals
Melting point	121-123 °C
LogP (XLogP3)	3.7
H-bond donors / acceptors	2 / 5
TPSA	101 Å²
Synonyms	Fmoc-Met-OH, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-methionine, N-Fmoc-L-methionine, Fmoc-L-Met-OH, Methionine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, (((9H-Fluoren-9-yl)methoxy)carbonyl)-L-methionine, (2S)-2-[(fluoren-9-ylmethoxy)carbonylamino]-4-methylthiobutanoic acid, L-Fmoc-Methionine, Fmoc-Methionine, L-, (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylsulfanyl-butanoic acid, (2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanoic acid, Fmoc-Met-OH, >=98.0% (HPLC)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, 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

Other grades of CAS 71989-28-1

Cell Culture

Fmoc-L-methionine, cell culture tested

CAS: 71989-28-1
Formula: C₂₀H₂₁NO₄S
MW: 371.5 g/mol

VQ-046291

Frequently asked questions

What is the CAS number of Fmoc-L-methionine, 99%?

The CAS Registry Number of Fmoc-L-methionine, 99% is 71989-28-1. It is also known as Fmoc-Met-OH, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-methionine, N-Fmoc-L-methionine.

What is the molecular formula and molecular weight of Fmoc-L-methionine, 99%?

Fmoc-L-methionine, 99% has the molecular formula C20H21NO4S and a molecular weight of 371.5 g/mol. Its IUPAC name is (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylsulfanylbutanoic acid.

Which grade and pack sizes of Fmoc-L-methionine, 99% can I order?

We supply Fmoc-L-methionine, 99% in Biochemistry (99%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fmoc-L-methionine, 99%?

Yes. Every lot of Fmoc-L-methionine, 99% 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-L-methionine, 99% be shipped internationally?

Yes. Fmoc-L-methionine, 99% 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.