N-tosyl-L-phenylalanine chloromethyl ketone

Also known as: TPCK, Tosyl-L-phenylalanine chloromethyl ketone, N-p-Tosyl-L-phenylalanine chloromethyl ketone, L-1-Chloro-3-tosylamido-4-phenyl-2-butanone, N-α-Tosyl-L-phenylalanine chloromethyl ketone, N-Tosyl-L-phenylalanyl chloromethyl ketone

N-tosyl-L-phenylalanine chloromethyl ketone (CAS 329-30-6) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C17H18ClNO3S and a molecular weight of 351.84800 g/mol. Key properties include a melting point of 106-108ºC(lit.), a boiling point of 509.9ºC at 760mmHg, a density of 1.277g/cm3 and a flash point of 262.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 329-30-6
Jingsj CID: J-1526184-7
Molecular Formula: C₁₇H₁₈ClNO₃S
Molecular Weight: 351.84800 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	106-108ºC(lit.)
Boiling Point	509.9ºC at 760mmHg
Density	1.277g/cm3
Flash Point	262.2ºC
Exact Mass	351.07000
PSA	71.62000
LogP	4.16420

Customs & Trade Information

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of N-tosyl-L-phenylalanine chloromethyl ketone?

The CAS number of N-tosyl-L-phenylalanine chloromethyl ketone is 329-30-6.

What are the molecular formula and molecular weight of N-tosyl-L-phenylalanine chloromethyl ketone?

N-tosyl-L-phenylalanine chloromethyl ketone has molecular formula C17H18ClNO3S and molecular weight 351.84800 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "N-tosyl-L-phenylalanine chloromethyl ketone (CAS 329-30-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526184-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.