ChemicalBook > CAS DataBase List > [4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER

[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER

Product Name
[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER
CAS No.
457631-44-6
Chemical Name
[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER
Synonyms
4-(2-Aminoethyl)-N-Boc-aniline;tert-Butyl (4-(2-aminoethyl)phenyl)carbamate;[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER;Carbamic acid, N-[4-(2-aminoethyl)phenyl]-, 1,1-dimethylethyl ester
CBNumber
CB42460370
Molecular Formula
C13H20N2O2
Formula Weight
236.31
MOL File
457631-44-6.mol
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[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER Property

Melting point:
89-91 °C
Boiling point:
315.9±25.0 °C(Predicted)
Density 
1.099±0.06 g/cm3(Predicted)
storage temp. 
Store at Room Tem.
pka
13.79±0.70(Predicted)
Appearance
white to off-white solid
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

American Custom Chemicals Corporation
Product number
CHM0125011
Product name
(4-(2-AMINO-ETHYL)-PHENYL)-CARBAMIC ACID TERT-BUTYL ESTER
Purity
96.00%
Packaging
1G
Price
$1070.84
Updated
2021/12/16
AK Scientific
Product number
4658AJ
Product name
tert-ButylN-[4-(2-aminoethyl)phenyl]carbamate
Packaging
2.5g
Price
$1451
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0125011
Product name
(4-(2-AMINO-ETHYL)-PHENYL)-CARBAMIC ACID TERT-BUTYL ESTER
Purity
96.00%
Packaging
2.5G
Price
$1635.3
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0125011
Product name
(4-(2-AMINO-ETHYL)-PHENYL)-CARBAMIC ACID TERT-BUTYL ESTER
Purity
96.00%
Packaging
5G
Price
$2181.31
Updated
2021/12/16
J&W Pharmlab
Product number
20R0424
Product name
[4-(2-Amino-ethyl)-phenyl]-carbamicacidtert-butylester
Purity
96%
Packaging
5g
Price
$1590
Updated
2021/12/16
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[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER Chemical Properties,Usage,Production

Synthesis

[4-(2-Amino-ethyl)-phenyl]-carbamic acid tert-butyl ester is synthesised using 4-tert-butoxycarbonylaminophenylacetonitrile as a raw material by chemical reaction. The specific synthesis steps are as follows:
To a solution of (300 gm, 1.29 moles) N-BOC-4-aminophenylacetonitrile in 3000 ml of methanol, 25% aq. ammonia solution (480 ml) and Raney nickel (45 gm) were added at 25 -30°C. Reaction mixture was subjected to hydrogenation at 50-60 PSI for 4 hrs. After completion of reaction, as indicated from TLC, reaction mixture was filtered and washed with (2 X 25 ml) methanol. Filtrate was concentrated under vacuum and resulting residue was treated with (1500 ml) 1M aq. hydrochloric acid at 25-30°C. Reaction mixture was stirred for 15 minutes and filtered to remove insoluble impurities. Filtrate was basified to pH 10-12 with 50% aq. NaOH solution below 25°C. Precipitated 4-(2-aminoethyl)-N-(tert-butoxycarbonyl) phenylamine was filtered and washed with (2 X 100 ml) water. Solid was dried under vacuum at 55- 60°C for 8-10 hrs. Dry weight: 240 gm (79%). 1H NMR (CDC13 and 400 MHz): δ 1.11 (2H, s), 1.51 (9H, s), 2.68 (2H, t), 2.93 (2H, t), 6.72 (1H, s), 7.10 (2H, d), 7.28 (2H, d).

[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER Preparation Products And Raw materials

Raw materials

Preparation Products

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[4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER Suppliers

Shanghai XinKai Chemical Technology Co., Ltd.
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021-58930698 15921516558
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China
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JW & Y Pharmlab Co., Ltd.
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Labnetwork lnc.
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Shanghai Aizikang Pharmaceutical Research Co., Ltd
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18721109360
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Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
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025-025-66113011 18626450290
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View Lastest Price from [4-(2-AMINO-ETHYL)-PHENYL]-CARBAMIC ACID TERT-BUTYL ESTER manufacturers

SHANDONG OUCHEM CO.,LTD.
Product
tert-Butyl (4-(2-aminoethyl)phenyl)carbamate 457631-44-6
Price
US $0.00-0.00/kg
Min. Order
0.1kg
Purity
97% Min.
Supply Ability
500kg
Release date
2024-01-18