Fmoc-S-trityl-L-cysteine

Fmoc-S-三苯甲基-L-半胱氨酸

Also known as: Fmoc-Cys(Trt)-OH, N-Fmoc-S-trityl-L-cysteine, Fmoc-L-cysteine(trityl), N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-S-(triphenylmethyl)-L-cysteine, 2-{[(9H-Fluoren-9-ylmethoxy)carbonyl]amino}-3-(tritylthio)propanoic acid, MFCD00038538

Fmoc-S-trityl-L-cysteine (CAS 103213-32-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C37H31NO4S and a molecular weight of 585.711 g/mol. It is also known as Fmoc-Cys(Trt)-OH, N-Fmoc-S-trityl-L-cysteine and Fmoc-L-cysteine(trityl). Key properties include a melting point of 170-173 °C(lit.), a boiling point of 763.4±60.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 415.5±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103213-32-7
Jingsj CID
J-38371-2
Molecular Formula
C37H31NO4S
Chinese Name
Fmoc-S-三苯甲基-L-半胱氨酸
Molecular Weight
585.711 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point170-173 °C(lit.)
Boiling Point763.4±60.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point415.5±32.9 °C

Frequently Asked Questions

What is the CAS number of Fmoc-S-trityl-L-cysteine?

The CAS number of Fmoc-S-trityl-L-cysteine is 103213-32-7.

What are the molecular formula and molecular weight of Fmoc-S-trityl-L-cysteine?

Fmoc-S-trityl-L-cysteine has molecular formula C37H31NO4S and molecular weight 585.711 g/mol.

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

Last updated:

How to cite: Jingsj. "Fmoc-S-trityl-L-cysteine (CAS 103213-32-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38371-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.