4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER
- Product Name
- 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER
- CAS No.
- 470478-90-1
- Chemical Name
- 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER
- Synonyms
- 1-Boc-(4-Bpin)piperazine;Pinacol 4-(1-Boc-4-piperazinyl)phenylboronate;4-(4-tert-Butoxycarbonylpiperazinyl)phenylboronic;4-[4(4,4,5,6-tetramethyl-[1,3,2]dioxaborolan-2-yl);4-(4-Boc-piperazino)phenylboronic Acid Pinacol Este;4-(4-Boc-piperazino)phenylboronic Acid Pinacol Ester;4-(4-BOC-PIPERAZINYL)PHENYLBORONIC ACID PINACOL ESTER;4-(4-N-Boc-piperazinyl)phenylboronic acid pinacol ester;4-[4-(N-Boc)piperazin-1-yl]phenylboronic acid pinacol ester;4-Piperazin-1-ylbenzeneboronic acid pinacol ester, N4-BOC protected
- CBNumber
- CB2404987
- Molecular Formula
- C21H33BN2O4
- Formula Weight
- 388.31
- MOL File
- 470478-90-1.mol
4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER Property
- Melting point:
- 157 °C
- Boiling point:
- 501.7±45.0 °C(Predicted)
- Density
- 1.11
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- form
- solid
- pka
- 3.06±0.10(Predicted)
- color
- Off-white to light yellow
- InChIKey
- ZMAVVXGWEHZLDW-UHFFFAOYSA-N
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
N-Bromosuccinimide Price
- Product number
- BML00082
- Product name
- 4-(4-tert-Butoxycarbonylpiperazinyl)phenylboronic acid pinacol ester
- Purity
- Aldrich
- Packaging
- 1g
- Price
- $286
- Updated
- 2025/07/31
- Product number
- B710023
- Product name
- tert-Butyl4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine-1-carboxylate
- Packaging
- 50mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- B710023
- Product name
- tert-Butyl4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine-1-carboxylate
- Packaging
- 100mg
- Price
- $60
- Updated
- 2021/12/16
- Product number
- CS-M2470
- Product name
- 1-Piperazinecarboxylicacid,4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-,1,1-dimethylethylester
- Purity
- 98.50%
- Packaging
- 1g
- Price
- $64
- Updated
- 2021/12/16
- Product number
- 8H60-1-D7
- Product name
- 4-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine, N1-Boc protected
- Purity
- 90%
- Packaging
- 1g
- Price
- $152
- Updated
- 2021/12/16
4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER Chemical Properties,Usage,Production
Uses
tert-Butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine-1-carboxylate (cas# 470478-90-1) is a useful reactant for the preparation of 211At- and 125I-?radiolabeled compounds.
Synthesis
73183-34-3
352437-09-3
470478-90-1
Bis(pinacolato)diboron (2.3 g, 9.37 mmol) and potassium acetate (1.7 g, 17.59 mmol) were sequentially added to a stirred solution of 1-Boc-4-(4-bromophenyl)piperazine (2.0 g, 5.86 mmol) in 1,4-dioxane (40 mL) under argon protection. The reaction mixture was purged with argon for 15 min at room temperature. Subsequently, [1,1'-bis(diphenylphosphino)ferrocene]palladium(II) dichloride (428 mg, 0.58 mmol) was added and the reaction mixture was transferred to a sealed tube and the reaction was stirred for 6 hours at 110 °C. The reaction progress was monitored by thin layer chromatography (TLC). Upon completion of the reaction, the reaction mixture was diluted with water (50 mL) and extracted with ethyl acetate (2 x 50 mL). The organic phases were combined and washed sequentially with water (50 mL) and saturated saline (50 mL). The organic layer was dried with anhydrous sodium sulfate and concentrated under reduced pressure to afford the target product 4-[4-(N-BOC)piperazin-1-yl]phenylboronic acid pinacol ester (2.0 g, 5.15 mmol, 87% yield) as a white solid. NMR hydrogen spectrum (500 MHz, CDCl3): δ 7.7 (d, J=2.6 Hz, 1H), 6.90 (d, J=8.7 Hz, 2H), 3.6 (m, 4H), 3.2-3.3 (m, 4H).
References
[1] Patent: WO2017/117393, 2017, A1. Location in patent: Page/Page column 205; 206
[2] Patent: US2018/179183, 2018, A1. Location in patent: Paragraph 1274
[3] European Journal of Organic Chemistry, 2017, vol. 2017, # 3, p. 453 - 458
[4] Journal of Medicinal Chemistry, 2012, vol. 55, # 11, p. 5361 - 5379
[5] Patent: US2012/184520, 2012, A1. Location in patent: Page/Page column 18
4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER manufacturers
- Product
- 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER 470478-90-1
- Price
- US $0.00/kg
- Min. Order
- 1kg
- Purity
- 98%
- Supply Ability
- Customise
- Release date
- 2025-09-24
- Product
- 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER 470478-90-1
- Price
- US $34.00-1.20/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- g-kg-tons, free sample is available
- Release date
- 2024-04-08
- Product
- 4-(4-TERT-BUTOXYCARBONYLPIPERAZINYL)PHENYLBORONIC ACID, PINACOL ESTER 470478-90-1
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 100KG
- Release date
- 2019-12-25