(S)-N-Fmoc-alpha-methylvaline

N-[芴甲氧羰基]-2-甲基-L-缬氨酸

Also known as: Fmoc-α-Me-Val-OH, Fmoc-(S)-2-amino-2,3-dimethylbutanoic acid, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-2-methyl-L-valine, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-3-methyl-L-isovaline, (2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,3-dimethylbutanoic acid

(S)-N-Fmoc-alpha-methylvaline (CAS 169566-81-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H23NO4 and a molecular weight of 353.41200 g/mol. It is also known as Fmoc-α-Me-Val-OH, Fmoc-(S)-2-amino-2,3-dimethylbutanoic acid and N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-2-methyl-L-valine. Key properties include a boiling point of 554.1ºC at 760mmHg, a density of 1.209g/cm3 and a flash point of 288.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
169566-81-8
Jingsj CID
J-1969999-2
Molecular Formula
C21H23NO4
Chinese Name
N-[芴甲氧羰基]-2-甲基-L-缬氨酸
Molecular Weight
353.41200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point554.1ºC at 760mmHg
Density1.209g/cm3
Flash Point288.9ºC

Frequently Asked Questions

What is the CAS number of (S)-N-Fmoc-alpha-methylvaline?

The CAS number of (S)-N-Fmoc-alpha-methylvaline is 169566-81-8.

What are the molecular formula and molecular weight of (S)-N-Fmoc-alpha-methylvaline?

(S)-N-Fmoc-alpha-methylvaline has molecular formula C21H23NO4 and molecular weight 353.41200 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-N-Fmoc-alpha-methylvaline (CAS 169566-81-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969999-2 (accessed 2026-10-23).

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