N-(p-Toluenesulfonyl)-L-phenylalanine

Also known as: N-p-Tosyl-L-phenylalanine, N-Tosyl-L-phenylalanine, Tosyl-L-phenylalanine, Tos-L-Phe-OH, TOS-PHENYLALANINE-OH, P-TOSYL-L-PHENYLALANINE, N-(P-TOLUENESULFONYL)-L-PHENYLALANINE, N-[(4-Methylphenyl)sulfonyl]-L-phenylalanine, (S)-2-(4-Methylphenylsulfonamido)-3-phenylpropanoic acid, N-tosyl-(S)-phenylalanine, N-alpha-p-Toluolsulfonyl-L-phenylalanine, MFCD00037251

N-(p-Toluenesulfonyl)-L-phenylalanine (CAS 13505-32-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C16H17NO4S and a molecular weight of 319.375 g/mol. Key properties include a melting point of 165 °C, a boiling point of 517.7±60.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 266.9±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13505-32-3
Jingsj CID: J-1514651-7
Molecular Formula: C₁₆H₁₇NO₄S
Molecular Weight: 319.375 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	165 °C
Boiling Point	517.7±60.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	266.9±32.9 °C
Exact Mass	319.087830
PSA	91.85000
LogP	3.28
Vapor Pressure	0.0±1.4 mmHg at 25°C
Refractive Index	1.602
Storage Conditions	Store at RT.

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-(p-Toluenesulfonyl)-L-phenylalanine?

The CAS number of N-(p-Toluenesulfonyl)-L-phenylalanine is 13505-32-3.

What are the molecular formula and molecular weight of N-(p-Toluenesulfonyl)-L-phenylalanine?

N-(p-Toluenesulfonyl)-L-phenylalanine has molecular formula C16H17NO4S and molecular weight 319.375 g/mol.

What are the upstream and downstream products of N-(p-Toluenesulfonyl)-L-phenylalanine?

For N-(p-Toluenesulfonyl)-L-phenylalanine, Upstream Products: L-Phenylalanine, p-Toluenesulfonyl chloride, Phenyllithium; Downstream Products: L-Phenylalanine, D-Phenylalanine, Naphthalene, 2-phenyl-.

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-(p-Toluenesulfonyl)-L-phenylalanine (CAS 13505-32-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1514651-7 (accessed 2026-11-09).

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