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FMOC-O-tert-Butyl-L-serine(CAS# 71989-33-8)

Chemical Property:

Molecular Formula C22H25NO5
Molar Mass 383.44
Density 1.2369 (rough estimate)
Melting Point 130.5-135.5°C(lit.)
Boling Point 510.36°C (rough estimate)
Specific Rotation(α) 25 º (c=1,EtOAc 24 ºC)
Flash Point 303.7°C
Vapor Presure 3.16E-14mmHg at 25°C
Appearance White Crystal
Color White to Almost white
BRN 3632013
pKa 3.44±0.10(Predicted)
Storage Condition 2-8°C
Refractive Index 24 ° (C=1, AcOEt)
MDL MFCD00037127
Physical and Chemical Properties Melting point 127-131°C
specific rotation 25 ° (c = 1,EtOAc 24°C)

Product Detail

Product Tags

Hazard Symbols Xi – Irritant
Risk Codes 36/37/38 – Irritating to eyes, respiratory system and skin.
Safety Description S24/25 – Avoid contact with skin and eyes.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S27 – Take off immediately all contaminated clothing.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 3
HS Code 29242990

 

Introduction

FMOC-O-tert-butyl-L-serine is an organic compound, and its chemical name is epichlorotoluene serine. The following is an introduction to its properties, uses, manufacturing methods and safety information:

 

Quality:

FMOC-O-tert-butyl-L-serine is a solid with a white to off-white appearance. It decomposes in solution and is susceptible to moisture.

 

Use:

FMOC-O-tert-butyl-L-serine is a commonly used aminoprotective group that is widely used in the synthesis of peptides and proteins. Its main use is as a protective group of peptide chains, by protecting amino groups during synthesis and avoiding their reaction with other functional groups. It also has good solubility and can be used as a synthetic intermediate.

 

Method:

The preparation of FMOC-O-tert-butyl-L-serine typically uses the FMOC protection strategy combined with the Wick reaction. Tert-butoxycarbonyl methylserine is reacted with triethylamine and tetraethyl disilicate to form FMOC-O-tert-butyl-L-serine. The specific synthesis method needs to be performed under suitable laboratory conditions.

 

Safety Information:

The use of FMOC-O-tert-butyl-L-serine should follow safe practices. It may have an irritating effect on the eyes, skin, and respiratory tract in its pure form. Appropriate protective equipment such as gloves, safety goggles, and respiratory protective equipment should be worn when in use. It should be kept away from open flames and heat sources and operated in a well-ventilated area. If ingested or inhaled, seek medical attention immediately.

 


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