(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid

Also known as: Boc-(2S,4S)-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid, (2S,4S)-1-Fmoc-4-(Boc-amino)pyrrolidine-2-carboxylic acid, (2S,4S)-4-((tert-butoxycarbonyl)amino)-1-(((9H-fluoren-9-yl)methoxy)carbonyl)pyrrolidine-2-carboxylic acid, BOC-(2S,4S)-4-AMINO-1-FMOC-PYRROLIDINE-2-CARBOXYLIC ACID, (2S,4S)-Fmoc-γ-(Boc-amino)-Proline, RARECHEM EM WB 0070

(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid (CAS 221352-74-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H28N2O6 and a molecular weight of 452.50000 g/mol. Key properties include a melting point of 87-89℃ and a density of 1.33±0.1 g/cm3 (20 ºC 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 221352-74-5
Jingsj CID: J-1523889-8
Molecular Formula: C₂₅H₂₈N₂O₆
Molecular Weight: 452.50000 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	87-89℃
Density	1.33±0.1 g/cm3 (20 ºC 760 Torr)
Exact Mass	452.19500
PSA	105.17000
LogP	4.31650
Storage Conditions	Store at -15°C
Additional Property	Insuluble (1.9E-3 g/L) (25 ºC)

Frequently Asked Questions

What is the CAS number of (2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid?

The CAS number of (2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid is 221352-74-5.

What are the molecular formula and molecular weight of (2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid?

(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid has molecular formula C25H28N2O6 and molecular weight 452.50000 g/mol.

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. "(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid (CAS 221352-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523889-8 (accessed 2026-11-09).

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