Fmoc-Pro-Pro-OH

Also known as: (2S)-1-[(2S)-1-(9H-fluoren-9-ylmethoxycarbonyl)pyrrolidine-2-carbonyl]pyrrolidine-2-carboxylic acid, 1-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-prolyl-L-proline, 1-{1-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-prolyl}-L-proline, L-Proline,1-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-prolyl-, N-Fmoc-L-prolyl-L-proline

Fmoc-Pro-Pro-OH (CAS 129223-22-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H26N2O5 and a molecular weight of 434.484 g/mol. Key properties include a boiling point of 677.7±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 363.7±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 129223-22-9
Jingsj CID: J-49267-1
Molecular Formula: C₂₅H₂₆N₂O₅
Molecular Weight: 434.484 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	677.7±55.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	363.7±31.5 °C
Exact Mass	434.184174
PSA	87.15000
LogP	2.69
Appearance	Solid
Vapor Pressure	0.0±2.2 mmHg at 25°C
Refractive Index	1.638

Activity & Biological Data

Additional Information	[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144.

Frequently Asked Questions

What is the CAS number of Fmoc-Pro-Pro-OH?

The CAS number of Fmoc-Pro-Pro-OH is 129223-22-9.

What are the molecular formula and molecular weight of Fmoc-Pro-Pro-OH?

Fmoc-Pro-Pro-OH has molecular formula C25H26N2O5 and molecular weight 434.484 g/mol.

What are the upstream and downstream products of Fmoc-Pro-Pro-OH?

For Fmoc-Pro-Pro-OH, Upstream Products: Fmoc-Pro-OH, tert-Butyl L-prolinate.

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. "Fmoc-Pro-Pro-OH (CAS 129223-22-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49267-1 (accessed 2026-11-09).

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