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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryN-tert-butyloxycarbonylasparagine
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With [bis(acetoxy)iodo]benzene In water; ethyl acetate; acetonitrile at 10℃; Hofmann Rearrangement; | 90% |
With [bis(acetoxy)iodo]benzene In water; ethyl acetate; acetonitrile at 16 - 20℃; | 88% |
With [bis(acetoxy)iodo]benzene In water; ethyl acetate; acetonitrile at 16 - 20℃; for 4.5h; | 88% |
(S)-3-(tert-butoxycarbonylamino)-oxetan-2-one
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With ammonia In tetrahydrofuran at 0℃; for 1h; | 79% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With pyridine; bis-[(trifluoroacetoxy)iodo]benzene 1.) aq. DMF, 15 min, 25 deg C, 2.) 4 h, 25 deg C; Yield given. Multistep reaction; |
S-2-benzyloxycarbonyl-4-<(tert-butoxycarbonyl)amino>-isoxazolidin-5-one
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol for 24h; Yield given; |
(R)-2-((tert-butoxycarbonyl)amino)-3-chloropropanoic acid
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 93 percent / 1-ethyl-3-<3-(dimethylamino)propyl>-carbodiimide / CH2Cl2 / 15 h / Ambient temperature 2: 1.) sodium iodide, 2.) 60percent sodium hydride in mineral oil / 1.) dimethylformamide, 0 deg C, 30 min, 2.) dimethylformamide, 0 deg C, 15 min; room temperature, 90 min 3: hydrogen / 10percent Pd/C / methanol / 24 h View Scheme |
1-O-(benzyloxycarbamoyl)-(N-tert-butoxycarbonyl)-β-chloro-L-alanine
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) sodium iodide, 2.) 60percent sodium hydride in mineral oil / 1.) dimethylformamide, 0 deg C, 30 min, 2.) dimethylformamide, 0 deg C, 15 min; room temperature, 90 min 2: hydrogen / 10percent Pd/C / methanol / 24 h View Scheme |
(S)-3-Benzyloxyamino-2-tert-butoxycarbonylamino-propionic acid
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol at 20℃; under 760.051 Torr; |
di-tert-butyl dicarbonate
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium carbonate / water; 1,4-dioxane / 0 - 20 °C 2: [bis(acetoxy)iodo]benzene / water; ethyl acetate; acetonitrile / 0.42 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: potassium carbonate / 1,4-dioxane; water / 16 h 2: [bis(acetoxy)iodo]benzene / water; ethyl acetate; acetonitrile View Scheme |
(S)-3-Benzylamino-2-tert-butoxycarbonylamino-propionic acid
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With cyclohexa-1,4-diene; palladium 10% on activated carbon In ethanol at 25℃; |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
diazomethyl-trimethyl-silane
(S)-methyl 3-amino-2-((tert-butoxycarbonyl)amino)propanoate
Conditions | Yield |
---|---|
In methanol; diethyl ether; dichloromethane at 20℃; for 2h; | 99% |
In methanol at 20℃; for 2h; | 99% |
In methanol; diethyl ether; dichloromethane at 20℃; for 2h; | 99% |
In methanol; hexane; dichloromethane at 20℃; | 89% |
In methanol |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
p-toluenesulfonyl chloride
(S)-2-tert-butoxycarbonylamino-3-(tolyl-4'-sulfonylamino)-propionic acid
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; sodium hydroxide In 1,4-dioxane; water at 0 - 20℃; for 2.5h; pH=9; Inert atmosphere; | 99% |
With sodium carbonate In 1,4-dioxane; water at 20℃; | 91% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran; acetonitrile at 20℃; for 24h; Inert atmosphere; Darkness; | 99% |
1-[(26-oxo-2,5,8,11,14,17,20,23-octaoxahexacosan-26-yl)oxy]pyrrolidine-2,5-dione
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; | 99% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
ortho-nitrofluorobenzene
(S)-2-((tert-butoxycarbonyl)amino)-3-((2-nitrophenyl)amino)-propanoic acid
Conditions | Yield |
---|---|
With potassium carbonate In ethanol; water for 24h; Heating / reflux; | 98% |
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 70℃; for 18h; | 83% |
With sodium hydrogencarbonate In ethanol; water for 20h; Reflux; | 69% |
2,6-difluoro-1-nitrobenzene
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 20℃; for 120h; | 97% |
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 20℃; for 120h; | 97% |
chloroformic acid ethyl ester
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In 1,4-dioxane; water at 0 - 20℃; for 16h; | 96% |
hex-5-ynoic acid 2,5-dioxo-pyrrolidin-1-yl ester
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 5h; | 95% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
benzyl chloroformate
3-{[(benzyloxy)carbonyl]amino}-N-(tert-butoxycarbonyl)-L-alanine
Conditions | Yield |
---|---|
With potassium hydroxide; potassium carbonate In tetrahydrofuran; water | 94% |
With potassium hydroxide; potassium carbonate In tetrahydrofuran; water; toluene at -5℃; for 9h; Inert atmosphere; | 94% |
With potassium hydroxide; potassium carbonate In tetrahydrofuran; water Inert atmosphere; | 94% |
5-(dimethylamino)naphth-1-ylsulfonyl chloride
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
C20H27N3O6S
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 12h; Inert atmosphere; | 94% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
N2-BOC-N3-(3-pentynoyl)-amino-L-alanine
Conditions | Yield |
---|---|
93% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
phenyl chloroformate
3-{[(benzyloxy)carbonyl]amino}-N-(tert-butoxycarbonyl)-L-alanine
Conditions | Yield |
---|---|
With sodium carbonate In 1,4-dioxane; water at 25℃; for 3h; | 93% |
5-bromo-3-methyl-4-nitro-1,2-thiazole
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 25℃; for 16h; | 91% |
C18H15Cl2NO4
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
C26H29Cl2N3O7
Conditions | Yield |
---|---|
Stage #1: C18H15Cl2NO4 With benzotriazol-1-ol; dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 0 - 20℃; for 1.5h; Stage #2: (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid With triethylamine In N,N-dimethyl-formamide for 24h; Further stages.; | 90% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
11-(4-(4-methylbenzoyl)phenyl)undecanoic acid
(S)-2-(tert-butoxycarbonylamino)-3-(11-(4-(4-methylbenzoyl)phenyl)undecanamido)propanoic acid
Conditions | Yield |
---|---|
Stage #1: 11-(4-(4-methylbenzoyl)phenyl)undecanoic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.166667h; Stage #2: (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid In methanol; dichloromethane at 20℃; for 2.5h; Darkness; | 90% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
N2-(tert-butoxycarbonyl),N3-(S)-2-bromosuccinamoyl,(S)-2,3-diaminopropanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide In methanol Ambient temperature; | 89% |
formaldehyd
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol at 21 - 23℃; for 48h; Inert atmosphere; | 89% |
2,5-dioxopyrrolidin-1-yl pent-4-ynoate
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 5h; | 89% |
N-acetamido cinnamic acid
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
Stage #1: N-acetamido cinnamic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 0 - 20℃; for 3h; Stage #2: (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid With triethylamine In N,N-dimethyl-formamide for 24h; Further stages.; | 88% |
4-hydroxy-7-phenoxyisoquinoline-3-carboxylic acid methyl ester
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
2-(S)-tert-butoxycarbonylamino-3-[(4-hydroxy-7-phenoxyisoquinoline-3-carbonyl)amino]propionic acid
Conditions | Yield |
---|---|
With sodium methylate In methanol for 30h; Reflux; | 88% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
1,3:4,6-Bis(1,4-(6-chloro-1,4-dioxahexyl)-2,3-xylylene)tetrahydro-3a,6a-diphenylimidazo<4,5-d>imidazole-2,5(1H,3H)-dione
Conditions | Yield |
---|---|
With sodium carbonate; sodium iodide In acetonitrile for 4h; Heating; | 87% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
N,N'-bis( tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine
C19H34N4O8
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; | 87% |
3-fluoro-4-nitrobenzonitrile
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 3h; Inert atmosphere; | 85.4% |
2,5‐dioxopyrrolidin‐1‐yl cinnamate
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
(S)-2-tert-Butoxycarbonylamino-3-[(E)-(3-phenyl-acryloyl)amino]-propionic acid
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In methanol; water for 4h; | 85% |
acetic anhydride
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
α-N-tert-butoxycarbonyl-β-acetylamino-L-alanine
Conditions | Yield |
---|---|
With pyridine In dichloromethane for 24h; | 84% |
With pyridine In dichloromethane at 25℃; for 16h; Inert atmosphere; |
formaldehyd
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
N-(tert-butoxycarbonyl)-3-(dimethylamino)-L-alanine
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol; water | 84% |
Stage #1: formaldehyd; (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid In ethanol; water at 0℃; for 0.166667h; Stage #2: With sodium cyanoborohydride at 20℃; |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
benzoyl chloride
(S)-N2-(tert-butoxycarbonyl)-N3-benzoyl-2,3-diaminopropionic acid
Conditions | Yield |
---|---|
Stage #1: (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid; benzoyl chloride With sodium hydroxide In water at 5 - 25℃; for 2h; Stage #2: With hydrogenchloride In water pH=2.5; | 83.9% |
With sodium hydroxide In 1,4-dioxane; water at 20℃; Cooling with ice; |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
(S)-2,3-diaminopropanoic acid hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In 1,4-dioxane for 1h; Ambient temperature; | 83% |
(S)-3-amino-2-tert-butoxycarbonylaminopropionic acid
6-<4-(4-n-hexylbenzoyl)phenyl>hexanoic acid
(S)-2-(tert-butoxycarbonylamino)-3-(6-(4-(4-hexylbenzoyl)phenyl)hexanamido)propanoic acid
Conditions | Yield |
---|---|
Stage #1: 6-<4-(4-n-hexylbenzoyl)phenyl>hexanoic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.166667h; Stage #2: (S)-3-amino-2-tert-butoxycarbonylaminopropionic acid In methanol; dichloromethane at 20℃; for 12h; Darkness; | 83% |
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