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1235983-26-2

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1235983-26-2 Structure

1235983-26-2 Structure
IdentificationBack Directory
[Name]

diethyl 2-(((9H-fluoren-9-yl)methoxy)carbonyloxyimino)-2-c
[CAS]

1235983-26-2
[Synonyms]

Fmoc-Emox
diethyl 2-(((9H-fluoren-9-yl)methoxy)carbonyloxyimino)-2-c
(E)-(ethyl cyano[({[(9H-fluoren-9-yl)methoxy]carbonyl}oxy)imino]formate)
Acetic acid, 2-cyano-2-[[[(9H-fluoren-9-ylmethoxy)carbonyl]oxy]imino]-, ethyl ester
[Molecular Formula]

C20H16N2O5
[MDL Number]

MFCD32202295
[MOL File]

1235983-26-2.mol
[Molecular Weight]

364.35
Chemical PropertiesBack Directory
[Melting point ]

174-175 °C(Solv: dichloromethane (75-09-2); benzene (71-43-2))
[Boiling point ]

501.6±43.0 °C(Predicted)
[density ]

1.28±0.1 g/cm3(Predicted)
[storage temp. ]

Store at +2°C to +8°C.
[form ]

powder
[Major Application]

peptide synthesis
[InChI]

InChI=1S/C20H16N2O5/c1-2-25-19(23)18(11-21)22-27-20(24)26-12-17-15-9-5-3-7-13(15)14-8-4-6-10-16(14)17/h3-10,17H,2,12H2,1H3
[InChIKey]

VCVOYTUCBKLQSK-UHFFFAOYSA-N
[SMILES]

C(OCC)(=O)C(C#N)=NOC(OCC1C2=C(C=CC=C2)C2=C1C=CC=C2)=O
Safety DataBack Directory
[WGK Germany ]

WGK 3
[Storage Class]

11 - Combustible Solids
Hazard InformationBack Directory
[Uses]

A novel derivative for introduction of Fmoc protecting group to hindered amino acids with negligible formation of β-alanyl related impurities [1].

Associated Protocols and Technical Articles
Cleavage and Deprotection Protocols for Fmoc SPPS

Literature references

[1] S. N. Khattab, et al. (2010) Eur. J. Org. Chem., 3275.
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