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CAS No.: | 132388-59-1 |
---|---|
Name: | Fmoc-N-trityl-L-asparagine |
Article Data: | 7 |
Molecular Structure: | |
Formula: | C38H32N2O5 |
Molecular Weight: | 596.682 |
Synonyms: | (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-(tritylcarbamoyl)propanoate;Nalpha-(9-Fluorenylmethoxycarbonyl)-Ngamma-trityl-L-asparagine;Fmoc-Asn(Trt)-OH; |
Density: | 1.271 g/cm3 |
Melting Point: | 201-204 °C(lit.) |
Boiling Point: | 858.1 °C at 760 mmHg |
Flash Point: | 472.8 °C |
Appearance: | White to off white free flowing powder |
Risk Codes: | 53 |
Safety: | 24/25 |
PSA: | 104.73000 |
LogP: | 7.25850 |
N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide
(S)-2-Amino-N-trityl-succinamic acid
L-Asn(Trt)
L-Asn(Trt)
Conditions | Yield |
---|---|
With water In N,N-dimethyl-formamide for 24h; Product distribution; Ambient temperature; effect of water content on stability of various Fmoc-amino acid fluorides; |
triphenylmethyl alcohol
L-Asn(Trt)
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / acetic anhydride, conc.H2SO4 / acetic acid / 1.25 h / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: acetic anhydride, conc.H2SO4 / acetic acid / 1 h / 50 °C 2: H2 / Pd-C View Scheme |
N-benzyloxycarbonyl-N'-trityl-L-asparagine
L-Asn(Trt)
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / Pd-C View Scheme |
Conditions | Yield |
---|---|
With sulfuric acid; acetic anhydride In tetrahydrofuran; methanol; di-isopropyl ether; water; acetic acid; ethyl acetate |
N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide
L-Asn(Trt)
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran; di-isopropyl ether; water; ethyl acetate |
Conditions | Yield |
---|---|
With water for 6h; Kinetics; |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; | 100% |
Conditions | Yield |
---|---|
Stage #1: (4-(hydroxymethyl)phenyl)diphenylphosphine oxide; L-Asn(Trt) With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0℃; for 0.166667h; Stage #2: With dmap In dichloromethane at 20℃; for 2h; | 99% |
L-Asn(Trt)
methyl iodide
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 1h; | 99% |
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The Molecular Structure of Fmoc-Asn(Trt)-OH (132388-59-1):
Molecular Formula: C38H32N2O5
Molecular Weight: 596.68
Nominal Mass: 596 Da
Average Mass: 596.6711 Da
Monoisotopic Mass: 596.231122 Da
Index of Refraction: 1.642
Molar Refractivity: 169.65 cm3
Molar Volume: 469.4 cm3
Surface Tension: 56.5 dyne/cm
Density: 1.271 g/cm3
Flash Point: 472.8 °C
Enthalpy of Vaporization: 130.66 kJ/mol
Boiling Point: 858.1 °C at 760 mmHg
Melting point: 205 oC
Vapour Pressure: 2.26E-31 mmHg at 25°C
Appearance: white crystal powder
Product Categories: Protected Amino Acids;Fluorenes, Flurenones;Amino Acids;Asparagine [Asn, N];Fmoc-Amino Acids and Derivatives;Amino Acids (N-Protected);Biochemistry;Fmoc-Amino Acids;Fmoc-Amino acid series
IUPAC Name: (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-4-(tritylamino)butanoate
Fmoc-Asn(Trt)-OH (132388-59-1) (CAS NO.132388-59-1) can be used as pharmaceutical intermediates.
Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes
WGK Germany: 2
F: 3-10
F3: Hygroscopic
F 10: Keep under argon
HazardClass: IRRITANT
Fmoc-Asn(Trt)-OH (132388-59-1) (CAS NO.132388-59-1) is also called as N-fmoc-l-asn(trt)-oh ; N-(9-fluorenyl methoxy carbonyl)-n-trityl-l-asparagine ; N-alpha-[(9h-fluoren-9-ylmethoxy)carbonyl]-n-gamma-trityl-l-asparagine ; N-alpha-(9-fluorenylmethyloxycarbonyl)-n-beta-trityl-l-asparagine ; N-alpha-9-fluorenylmethoxycarbonyl-n-omega-trityl-l-asparagine ; Nalpha-(9-fluorenylmethoxycarbonyl)-nr-trityl-l-asparagine ; N-alpha-(9-fluorenylmethoxycarbonyl)-n-beta-trityl-l-asparagine ; Nalpha-(9-Fluorenylmethoxycarbonyl)-Ngamma-trityl-L-asparagine ; Fmoc-N-trityl-L-asparagine .