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(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid

Fmoc-β-(3-吡啶基)-D-丙氨酸

Also known as: Fmoc-β-(3-pyridyl)-D-Ala-OH, Fmoc-3-(3-pyridyl)-D-alanine, Fmoc-D-3-(3-pyridyl)-alanine, Fmoc-D-Pal(3)-OH, Fmoc-D-3-Pal-OH, (R)-N-Fmoc-(3-pyridyl)alanine, MFCD00080267

(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid (CAS 142994-45-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C23H20N2O4 and a molecular weight of 388.416 g/mol. It is also known as Fmoc-β-(3-pyridyl)-D-Ala-OH, Fmoc-3-(3-pyridyl)-D-alanine and Fmoc-D-3-(3-pyridyl)-alanine. Key properties include a melting point of 166.5 °C, a boiling point of 645.6±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 344.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
142994-45-4
Jingsj CID
J-1993712-2
Molecular Formula
C23H20N2O4
Chinese Name
Fmoc-β-(3-吡啶基)-D-丙氨酸
Molecular Weight
388.416 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point166.5 °C
Boiling Point645.6±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point344.3±31.5 °C

Frequently Asked Questions

What is the CAS number of (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid?

The CAS number of (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid is 142994-45-4.

What are the molecular formula and molecular weight of (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid?

(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid has molecular formula C23H20N2O4 and molecular weight 388.416 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(pyridin-3-yl)propanoic acid (CAS 142994-45-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993712-2 (accessed 2026-10-24).

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