ChemicalBook > CAS DataBase List > TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE

TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE

Product Name
TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE
CAS No.
77279-24-4
Chemical Name
TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE
Synonyms
BUTTPARK 46\04-31;Boc-Piperazine-OH;BOC-N-(2-HYDROXYETHYL)PIPERAZINE;1-Boc-4-(2-hydroxyethyl)-piperazi;1-BOC-4-(2-HYDROXYETHYL)-PIPERAZINE;N-Boc-N’-(2-hydroxyethyl)-piperazine;1-Boc-4-(2-hydroxyethyl)piperazine 97%;N-BOC-Nzzhlxy-(2-hydroxyethyl)piperazine;tert-Butyl 4-(2-hydroxyethyl)piperazine-1-;4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE
CBNumber
CB8389646
Molecular Formula
C11H22N2O3
Formula Weight
230.3
MOL File
77279-24-4.mol
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TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE Property

Melting point:
38-42 °C
Boiling point:
114°C 0,1mm
Density 
1.092±0.06 g/cm3(Predicted)
Flash point:
110 °C
storage temp. 
2-8°C
pka
14.96±0.10(Predicted)
form 
Solid
color 
White to pale brown
InChI
InChI=1S/C11H22N2O3/c1-11(2,3)16-10(15)13-6-4-12(5-7-13)8-9-14/h14H,4-9H2,1-3H3
InChIKey
VRXIOAYUQIITBU-UHFFFAOYSA-N
SMILES
N1(C(OC(C)(C)C)=O)CCN(CCO)CC1
CAS DataBase Reference
77279-24-4(CAS DataBase Reference)
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Safety

Hazard Codes 
C,N,T
Risk Statements 
36/37/38-50-25
Safety Statements 
26-36/37/39-61-45
RIDADR 
UN 2811 6.1/PG 3
WGK Germany 
3
Hazard Note 
Irritant
HazardClass 
6.1
PackingGroup 
HS Code 
2933599590
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H301Toxic if swalloed

H400Very toxic to aquatic life

Precautionary statements

P273Avoid release to the environment.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
685909
Product name
1-Boc-4-(2-hydroxyethyl)piperazine
Purity
97%
Packaging
5g
Price
$130
Updated
2023/06/20
TCI Chemical
Product number
B6368
Product name
tert-Butyl 4-(2-Hydroxyethyl)piperazine-1-carboxylate
Purity
min. 98.0 %
Packaging
5G
Price
$41
Updated
2025/07/31
TCI Chemical
Product number
B6368
Product name
tert-Butyl 4-(2-Hydroxyethyl)piperazine-1-carboxylate
Purity
min. 98.0 %
Packaging
25G
Price
$122
Updated
2025/07/31
TRC
Product number
B943578
Product name
tert-Butyl4-(2-hydroxyethyl)piperazine-1-carboxylate
Packaging
5g
Price
$130
Updated
2021/12/16
TRC
Product number
B943578
Product name
tert-Butyl4-(2-hydroxyethyl)piperazine-1-carboxylate
Packaging
1g
Price
$45
Updated
2021/12/16
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TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE Chemical Properties,Usage,Production

Uses

Boc-Piperazine-OH is a PROTAC Linker in SJ46420 (HY-168635)[1].

Synthesis

103-76-4

24424-99-5

77279-24-4

General procedure: synthesis of tert-butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate (57): 1-(2-hydroxyethyl)piperazine (3.0 g, 23.0 mmol) was dissolved in dry tetrahydrofuran (THF) under nitrogen protection. Subsequently, di-tert-butyl dicarbonate (5.5 g, 25.3 mmol) was slowly added to this solution. The reaction mixture was stirred at room temperature for 2 hours. After completion of the reaction, the solvent was evaporated to half of the initial volume by rotary evaporator. The concentrated mixture was poured into deionized water and extracted with dichloromethane (CH2Cl2). The organic phases were combined, washed with saturated saline and dried over anhydrous sodium sulfate (Na2SO4). After filtration, the filtrate was concentrated under reduced pressure to afford the light yellow oily product tert-butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate (5.3 g, quantitative yield). The structure of the product was confirmed by 1H NMR (400 MHz, CDCl3): δ 1.46 (s, 9H), 2.44-2.46 (m, 4H), 2.54-2.57 (m, 2H), 2.66 (m, J = 5.3 Hz, 1H), 3.42-3.45 (m, 4H), 3.62 (q, J = 5.3 Hz, 2H).

References

[1] Scott DC, et al. Principles of paralog-specific targeted protein degradation engaging the C-degron E3 KLHDC2. Nat Commun. 2024 Oct 12;15(1):8829. DOI:10.1038/s41467-024-52966-3

TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE Preparation Products And Raw materials

Raw materials

Preparation Products

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TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE Suppliers

Apollo Scientific Ltd.
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View Lastest Price from TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE manufacturers

Career Henan Chemical Co
Product
TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE 77279-24-4
Price
US $9.80/KG
Min. Order
1g
Purity
≥99%
Supply Ability
100kg
Release date
2020-01-03

77279-24-4, TERT-BUTYL 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATERelated Search:


  • TERT-BUTYL 4-(2-HYDROXYETHYL)TETRAHYDRO-1(2H)-PYRAZINECARBOXYLATE
  • BUTTPARK 46\04-31
  • BOC-N-(2-HYDROXYETHYL)PIPERAZINE
  • [4-(2-hydroxyethyl)-1-[(2-methylpropan-2-yl)oxy]-2-piperazinylidene]methanone
  • 4-(2-HYDROXYETHYL)-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER
  • 4-(2-HYDROXYETHYL)-1-PIPERAZINECARBOXYLIC ACID, 1,1-DIMETHYLETHYL ESTER
  • 1-BOC-4-(2-HYDROXYETHYL)-PIPERAZINE
  • 1-(TERT-BUTOXYCARBONYL)-4-(2-HYDROXYETHYL)PIPERAZINE
  • 1-TERT-BUTYLOXY CARBONYL-4-HYDROXYETHYL PIPERAZINE
  • N-Boc-N’-(2-hydroxyethyl)-piperazine
  • 4-(2-Hydroxyethyl)piperazine, N1-BOC protected
  • tert-Butyl 4-(2-hydroxyethyl)piperazine-1-
  • 4-(2-HYDROXYETHYL)PIPERAZINE-1-CARBOXYLATE
  • 1-Boc-4-(2-hydroxyethyl)piperazine 97%
  • 1,1-Dimethylethyl 4-(2-hydroxyethyl)piperazine-1-carboxylate
  • N-BOC-Nzzhlxy-(2-hydroxyethyl)piperazine
  • 1-Piperazinecarboxylic acid, 4-(2-hydroxyethyl)-, 1,1-dimethylethyl ester
  • 1-Boc-4-(2-hydroxyethyl)-piperazi
  • Boc-Piperazine-OH
  • 77279-24-4
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