(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid

(R)-3-((((9H-芴-9-基)甲氧基)羰基)氨基)-5-(甲硫基)戊酸

Also known as: Fmoc-D-β-homomethionine, (R)-3-(Fmoc-amino)-5-(methylthio)pentanoic acid, Fmoc-β-Homet-OH (R-isomer), Pentanoic acid, 3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-5-(methylthio)-, (3R)-

(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid (CAS 266359-48-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H23NO4S and a molecular weight of 385.477 g/mol. It is also known as Fmoc-D-β-homomethionine, (R)-3-(Fmoc-amino)-5-(methylthio)pentanoic acid and Fmoc-β-Homet-OH (R-isomer). Key properties include a boiling point of 616.7±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 326.8±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
266359-48-2
Jingsj CID
J-1956918-9
Molecular Formula
C21H23NO4S
Chinese Name
(R)-3-((((9H-芴-9-基)甲氧基)羰基)氨基)-5-(甲硫基)戊酸
Molecular Weight
385.477 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point616.7±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point326.8±31.5 °C

Frequently Asked Questions

What is the CAS number of (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid?

The CAS number of (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid is 266359-48-2.

What are the molecular formula and molecular weight of (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid?

(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid has molecular formula C21H23NO4S and molecular weight 385.477 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(methylthio)pentanoic acid (CAS 266359-48-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956918-9 (accessed 2026-10-25).

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