FMOC-L-Valine

Synonym(s):N-(9-Fluorenylmethoxycarbonyl)-L-valine;Fmoc-L-valine;Fmoc-Val-OH;N-α-Fmoc-L-valine

CAS NO.：68858-20-8
Empirical Formula: C20H21NO4
Molecular Weight: 339.39
MDL number: MFCD00037124
EINECS: 272-515-0
SAFETY DATA SHEET (SDS)
Update Date: 2025-08-27 18:15:04

What is FMOC-L-Valine?

Chemical properties

white to light yellow crystal powde

The Uses of FMOC-L-Valine

It is potentially useful for proteomics studies and solid phase peptide synthesis techniques. Fmoc-valine (in addition to the other amino acids) is commonly used to synthesize 4-thiazolidinones (e.g. (E)-5-(4-Ethylbenzylidene)-2-thioxothiazolidin-4-one [E925745]) and 4-metathiazanones as well.

What are the applications of Application

Fmoc-Val-OH is an Fmoc protected valine derivative

General Description

The product number for this product was previously 04-12-1039.

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Properties of FMOC-L-Valine

Melting point:	143-145 °C(lit.)
Boiling point:	475.36°C (rough estimate)
alpha	-16 º (c=1,DMF)
Density	1.2270 (rough estimate)
refractive index	-17.5 ° (C=1, DMF)
storage temp.	2-8°C
solubility	Solubility in methanol gives very faint turbidity.
form	Solid
pka	3.90±0.10(Predicted)
color	Off-White
optical activity	[α]20/D 17±1°, c = 1% in DMF
BRN	2177443
InChI	InChI=1S/C20H21NO4/c1-12(2)18(19(22)23)21-20(24)25-11-17-15-9-5-3-7-13(15)14-8-4-6-10-16(14)17/h3-10,12,17-18H,11H2,1-2H3,(H,21,24)(H,22,23)/t18-/m0/s1
CAS DataBase Reference	68858-20-8(CAS DataBase Reference)

Safety information for FMOC-L-Valine

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P312:Call a POISON CENTER or doctor/physician if you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P403+P233:Store in a well-ventilated place. Keep container tightly closed.