Tosylphenylalanine Chloromethyl Ketone

Name: Tosylphenylalanine Chloromethyl Ketone
Brand: Vaqora Chemicals
SKU: VQ-050220

About Tosylphenylalanine Chloromethyl Ketone

Listed under CAS 402-71-1, Tosylphenylalanine Chloromethyl Ketone is an organosulfur compound available from Vaqora Chemicals. Formula C17H18ClNO3S, molecular weight 351.8 g/mol. The IUPAC name is N-[(2S)-4-chloro-3-oxo-1-phenylbutan-2-yl]-4-methylbenzenesulfonamide. It is also known as N-Tosyl-L-phenylalanyl chloromethyl ketone or N-Tosyl-L-phenylalanine chloromethyl ketone.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tosylphenylalanine Chloromethyl Ketone in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tosylphenylalanine Chloromethyl Ketone
Catalogue No.	VQ-050220
CAS Number	402-71-1
IUPAC name	N-[(2S)-4-chloro-3-oxo-1-phenylbutan-2-yl]-4-methylbenzenesulfonamide
Molecular formula	C₁₇H₁₈ClNO₃S
Molecular weight	351.8 g/mol
Exact mass	351.0696
HSN code	2933
InChIKey	MQUQNUAYKLCRME-INIZCTEOSA-N
SMILES	CC1=CC=C(C=C1)S(=O)(=O)N[C@@H](CC2=CC=CC=C2)C(=O)CCl
PubChem CID	439647

Physical properties
Physical form	Other
LogP (XLogP3)	3.6
H-bond donors / acceptors	1 / 4
TPSA	71.6 Å²
Synonyms	N-Tosyl-L-phenylalanyl chloromethyl ketone, N-Tosyl-L-phenylalanine chloromethyl ketone, L-1-Tosylamido-2-phenylethyl chloromethyl ketone, l-N-(alpha-(Chloroacetyl)phenethyl)-p-toluenesulfonamide, Benzenesulfonamide, N-(3-chloro-2-oxo-1-(phenylmethyl)propyl)-4-methyl-, (S)-, Chlorophenyltosylamidobutanone, Tosylphenylalanyl Chloromethane, Chloromethane, Tosylphenylalanyl, N-((2S)-4-chloro-3-oxo-1-phenylbutan-2-yl)-4-methylbenzenesulfonamide, Benzenesulfonamide, N-[3-chloro-2-oxo-1-(phenylmethyl)propyl]-4-methyl-, (S)-, Chloromethyl Ketone, Tosylphenylalanyl, Ketone, Tosylphenylalanyl Chloromethyl

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P332 + 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 Tosylphenylalanine Chloromethyl Ketone?

The CAS Registry Number of Tosylphenylalanine Chloromethyl Ketone is 402-71-1. It is also known as N-Tosyl-L-phenylalanyl chloromethyl ketone, N-Tosyl-L-phenylalanine chloromethyl ketone, L-1-Tosylamido-2-phenylethyl chloromethyl ketone.

What is the molecular formula and molecular weight of Tosylphenylalanine Chloromethyl Ketone?

Tosylphenylalanine Chloromethyl Ketone has the molecular formula C17H18ClNO3S and a molecular weight of 351.8 g/mol. Its IUPAC name is N-[(2S)-4-chloro-3-oxo-1-phenylbutan-2-yl]-4-methylbenzenesulfonamide.

Which grade and pack sizes of Tosylphenylalanine Chloromethyl Ketone can I order?

We supply Tosylphenylalanine Chloromethyl Ketone, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tosylphenylalanine Chloromethyl Ketone?

Yes. Every lot of Tosylphenylalanine Chloromethyl Ketone 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 Tosylphenylalanine Chloromethyl Ketone be shipped internationally?

Yes. Tosylphenylalanine Chloromethyl Ketone 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.