ChemicalBook--->CAS DataBase List--->39684-80-5

39684-80-5

39684-80-5 Structure

39684-80-5 Structure
IdentificationMore
[Name]

tert-Butyl N-(2-bromoethyl)carbamate
[CAS]

39684-80-5
[Synonyms]

2-(BOC-AMINO)ETHYL BROMIDE
2-(TERT-BUTOXYCARBONYLAMINO)ETHYL BROMIDE
BOC-1-AMINO-2-BROMOETHANE
BOC-2-AMINOETHYLBROMIDE
BOC-2-BROMOETHYLAMINE
N-(2-BROMETHYL)CARBAMINIC ACID (1,1-DIMETHYL)-ETHYL ESTER
N-(2-BROMOETHYL)CARBAMIC ACID TERT-BUTYL ESTER
N-BOC-BROMOETHYLAMINE
N-T-BOC-2-BROMETHANAMINE
N-T-BOC-2-BROMOETHANAMINE
N-(T-BOC)-2-BROMOETHYLAMINE
TERT-BUTYL N-(2-BROMOETHYL)CARBAMATE
tert-butyl 2-bromoethylcarbamate
N-BOC-2-BROMOETHYLAMINE
[Molecular Formula]

C7H14BrNO2
[MDL Number]

MFCD02683428
[Molecular Weight]

224.1
[MOL File]

39684-80-5.mol
Chemical PropertiesBack Directory
[Appearance]

White Solid
[Melting point ]

30-32 °C(lit.)
[Boiling point ]

262.3±23.0 °C(Predicted)
[density ]

1.321±0.06 g/cm3(Predicted)
[storage temp. ]

−20°C
[solubility ]

Soluble in Chloroform, Dichloromethane and Ethyl Acetate.
[form ]

Liquid
[pka]

11.76±0.46(Predicted)
[color ]

Clear colorless to yellow
[BRN ]

2325117
[InChI]

InChI=1S/C7H14BrNO2/c1-7(2,3)11-6(10)9-5-4-8/h4-5H2,1-3H3,(H,9,10)
[InChIKey]

TZRQZPMQUXEZMC-UHFFFAOYSA-N
[SMILES]

C(OC(C)(C)C)(=O)NCCBr
[CAS DataBase Reference]

39684-80-5(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
[Hazard Codes ]

Xn
[Risk Statements ]

R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
[WGK Germany ]

3
[F ]

10-21
[HazardClass ]

IRRITANT
[HS Code ]

29241990
[Storage Class]

11 - Combustible Solids
[Hazard Classifications]

Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Dichloromethane-->Di-tert-butyl dicarbonate-->Potassium bisulfate-->2-Bromoethylamine hydrobromide-->2-bromoethylamine-->tert-Butyl N-(2-hydroxyethyl)carbamate-->3-[(tert-Butoxycarbonyl)amino]ethyl methanesulfonate-->Methanol-->Triethylamine
[Preparation Products]

N-Boc-N-methylethylenediamine-->1-(2-N-Boc-Aminoethyl)piperazine-->tert-butyl (2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)ethyl)carbamate-->tert-Butyl (2-(2-nitrophenoxy)ethyl)carbamate-->N-Boc-2-(3-bromophenoxy)ethylamine-->N,N-Didesmethyl N-tert-Butoxycarbonyl Diltiazem-->tert-butyl (2-(3-aMinophenoxy)ethyl)carbaMate-->Ethanethioic acid, S-[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl] ester (9CI)
Hazard InformationBack Directory
[Chemical Properties]

White Solid
[Uses]

Building block for preparing fluorinated spacers having nucleophilic and electrophilic termini
[Uses]

N-t-Boc-2-bromoethylamine is a building block for preparing fluorinated spacers having nucleophilic and electrophilic termini.
[reaction suitability]

reagent type: cross-linking reagent
[Synthesis]

2-bromoethylamine

107-09-5

Di-tert-butyl dicarbonate

24424-99-5

tert-Butyl N-(2-bromoethyl)carbamate

39684-80-5

Di-tert-butyl dicarbonate (80.0 g, 366 mmol) was slowly added to a solution of 2-bromoethylamine (75.0 g, 366 mmol) and triethylamine (100 mL, 732 mmol) in methanol (700 mL) at 0 °C. The reaction mixture was stirred at room temperature for 2 hours. Upon completion of the reaction, water (500 mL) was added for dilution and extracted with dichloromethane (2 x 500 mL). The organic layers were combined, dried over anhydrous sodium sulfate and concentrated under reduced pressure to give N-Boc-2-bromoethylamine (78.0 g, 92% yield) as a colorless oil. NMR hydrogen spectrum (400MHz, DMSO-d6) δ 7.08 (broad single peak, 1H), 3.42 (double peak, J=6.8Hz, 2H), 3.29 (double peak, J=6.8Hz, 2H), 1.39 (single peak, 9H).

[References]

[1] European Journal of Organic Chemistry, 2015, vol. 2015, # 29, p. 6458 - 6465
[2] Patent: WO2016/176423, 2016, A1. Location in patent: Page/Page column 120
[3] Bioorganic and Medicinal Chemistry Letters, 2016, vol. 26, # 14, p. 3213 - 3215
[4] Organic and Biomolecular Chemistry, 2013, vol. 11, # 26, p. 4414 - 4418
[5] Patent: US2014/134110, 2014, A1. Location in patent: Paragraph 0087; 0088; 0089
Spectrum DetailBack Directory
[Spectrum Detail]

tert-Butyl N-(2-bromoethyl)carbamate(39684-80-5)FT-IR
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

39684-80-5(sigmaaldrich)
[TCI AMERICA]

2-(tert-Butoxycarbonylamino)ethyl Bromide,>98.0%(GC)(39684-80-5)
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