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Fmoc-4-tert-butyl-L-phenylalanine

Also known as: Fmoc-Phe(4-tBu)-OH, FMOC-PHE(4-TBU)-OH, FMOC-L-4-TERT-BUTYL-PHE, FMOC-P-TBU-PHE-OH, FMOC-P-TBU-L-PHE-OH, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(tert-butyl)phenyl)propanoic acid, 4-tert-Butyl-L-phenylalanine,N-FMOC protected, Fmoc-4-tert-butyl-L-phenylalanine, L-Phenylalanine, 4-(1,1-dimethylethyl)-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-4-(2-methyl-2-propanyl)-L-phenylalanine

Fmoc-4-tert-butyl-L-phenylalanine (CAS 213383-02-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C28H29NO4 and a molecular weight of 443.534 g/mol. Key properties include a boiling point of 637.9±55.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 339.6±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
213383-02-9
Jingsj CID
J-995875-2
Molecular Formula
C28H29NO4
Molecular Weight
443.534 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point637.9±55.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point339.6±31.5 °C
Exact Mass443.209656
PSA75.63000
LogP7.09
Vapor Pressure0.0±2.0 mmHg at 25°C
Refractive Index1.601

Frequently Asked Questions

What is the CAS number of Fmoc-4-tert-butyl-L-phenylalanine?

The CAS number of Fmoc-4-tert-butyl-L-phenylalanine is 213383-02-9.

What are the molecular formula and molecular weight of Fmoc-4-tert-butyl-L-phenylalanine?

Fmoc-4-tert-butyl-L-phenylalanine has molecular formula C28H29NO4 and molecular weight 443.534 g/mol.

What are the upstream and downstream products of Fmoc-4-tert-butyl-L-phenylalanine?

For Fmoc-4-tert-butyl-L-phenylalanine, Upstream Products: Fmoc-OSu, 4-tert-Butyl-L-phenylalanine, 4-tert-Butylbenzyl bromide.

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

Last updated:

How to cite: Jingsj. "Fmoc-4-tert-butyl-L-phenylalanine (CAS 213383-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-995875-2 (accessed 2026-11-09).

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