Methyl 4-methyl-2-[(4-methylphenyl)sulfonylamino]pentanoate

4-甲基-2-[(4-甲基苯基)磺酰基]氨基]戊酸甲酯

Also known as: Tos-Leu-OMe, N-p-Toluenesulfonyl-L-leucine methyl ester, (S)-N-p-toluenesulfonyl-leucine methyl ester, N-(Toluol-sulfonyl-(4))-L-leucin-methylester, N-(toluene-sulfonyl-(4))-L-leucine methyl ester, N-p-Toluolsulfonyl-L-leucin-methylester, 10G-329S, Methyl 4-methyl-2-[(4-methylphenyl)sulfonylamino]pentanoate, Leucine, N-[(4-methylphenyl)sulfonyl]-, methyl ester

CAS No.
51220-84-9
Jingsj CID
J-1525138-5
Molecular Formula
C14H21NO4S
Chinese Name
4-甲基-2-[(4-甲基苯基)磺酰基]氨基]戊酸甲酯
Molecular Weight
299.38600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point54-56.5ºC
Boiling Point411.1ºC at 760mmHg
Density1.153g/cm3
Flash Point202.4ºC

Frequently Asked Questions

What is the CAS number of Methyl 4-methyl-2-[(4-methylphenyl)sulfonylamino]pentanoate?

51220-84-9

What are the molecular formula and molecular weight of Methyl 4-methyl-2-[(4-methylphenyl)sulfonylamino]pentanoate?

C14H21NO4S, molecular weight 299.38600 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026