Fmoc-L-2-aminobutyric acid

N-芴甲氧羰基-L-2-氨基丁酸

Also known as: Fmoc-Abu-OH, Fmoc-L-alpha-aminobutyric acid, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)butanoic acid, (2S)-2-{[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid, (S)-2-(Fmoc-amino)butyric acid, FMOC-ABU-OH, FMOC-2-ABU-OH, FMOC-2-AMINOBUTANOIC ACID, FMOC-ABU(2)-OH, N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-L-2-AMINO-BUTANOIC ACID, N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-L-ALPHA-AMINOBUTYRIC ACID, N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-L-2-AMINOBUTYRIC ACID, N-ALPHA-FMOC-L-ALPHA-AMINOBUTYRIC ACID, RARECHEM EM WB 0018

Fmoc-L-2-aminobutyric acid (CAS 135112-27-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H19NO4 and a molecular weight of 325.358 g/mol. It is also known as Fmoc-Abu-OH, Fmoc-L-alpha-aminobutyric acid and (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)butanoic acid. Key properties include a melting point of 161 °C, a boiling point of 552.4±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 287.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135112-27-5
Jingsj CID
J-1956917-8
Molecular Formula
C19H19NO4
Chinese Name
N-芴甲氧羰基-L-2-氨基丁酸
Molecular Weight
325.358 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point161 °C
Boiling Point552.4±50.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point287.9±30.1 °C

Frequently Asked Questions

What is the CAS number of Fmoc-L-2-aminobutyric acid?

The CAS number of Fmoc-L-2-aminobutyric acid is 135112-27-5.

What are the molecular formula and molecular weight of Fmoc-L-2-aminobutyric acid?

Fmoc-L-2-aminobutyric acid has molecular formula C19H19NO4 and molecular weight 325.358 g/mol.

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

Last updated:

How to cite: Jingsj. "Fmoc-L-2-aminobutyric acid (CAS 135112-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956917-8 (accessed 2026-10-25).

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