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tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate

Product Name
tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate
CAS No.
865245-32-5
Chemical Name
tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate
Synonyms
CAS:865245-32-5;tert-Butyl 6-(4,4,5,5-tetramethyl-1,3,2-;N-Boc-3,4-Dihydropyridine-6-boronic acid pinacol ester;1-Boc-3,4-dihydropyridine-6-boronic acid pinacol ester;1-Boc-1,4,5,6-tetrahydropyridine-2-boronic Acid Pinacol Ester;1-(tert-Butoxycarbonyl)-1,4,5,6-tetrahydropyridin-2-ylboronic acid pinacol ester;tert-butyl 6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate;tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate;TERT-BUTYL 6-(4,4, 5, 5-TETRAMETHYL-1, 3, 2-DI0XAB0R0LAN-2-YL)-3, 4-DIHYDROPYRIDINE-1(2H)-CARBOXYLATE;tert-butyl 6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate - [B25855]
CBNumber
CB72473683
Molecular Formula
C16H28BNO4
Formula Weight
309.21
MOL File
865245-32-5.mol
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tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate Property

Boiling point:
355.2±52.0 °C(Predicted)
Density 
1.05
storage temp. 
Storage temp. -20°C
pka
-0.15±0.40(Predicted)
Appearance
White to yellow Solid
InChI
InChI=1S/C16H28BNO4/c1-14(2,3)20-13(19)18-11-9-8-10-12(18)17-21-15(4,5)16(6,7)22-17/h10H,8-9,11H2,1-7H3
InChIKey
LEQQJEMLERIVAW-UHFFFAOYSA-N
SMILES
C1N(C(OC(C)(C)C)=O)C(B2OC(C)(C)C(C)(C)O2)=CCC1
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

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

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N-Bromosuccinimide Price

TRC
Product number
B667855
Product name
1-Boc-6-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine
Packaging
50mg
Price
$200
Updated
2021/12/16
Biosynth Carbosynth
Product number
FB148949
Product name
1-Boc-6-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine
Packaging
100mg
Price
$265
Updated
2021/12/16
Biosynth Carbosynth
Product number
FB148949
Product name
1-Boc-6-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine
Packaging
250mg
Price
$530
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
BOR0002657
Product name
1-BOC-6-(4,4,5,5-TETRAMETHYL-[1,3,2]DIOXABOROLAN-2-YL)-1,2,3,4-TETRAHYDROPYRIDINE
Purity
95.00%
Packaging
1G
Price
$595.35
Updated
2021/12/16
Synthonix
Product number
B25855
Product name
tert-butyl6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate
Purity
97.0%
Packaging
1g
Price
$720
Updated
2021/12/16
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tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate Chemical Properties,Usage,Production

Synthesis

73183-34-3

171288-01-0

865245-32-5

General procedure for the synthesis of N-tert-butoxycarbonyl-3,4-dihydropyridine-6-boronic acid pinacol ester from bis(boronic acid) pinacol ester and tert-butyl 6-(((trifluoromethyl)sulfonyl)oxy)-3,4-dihydropyridine-1(2H)-carboxylate: To a solution of tert-butyl 6-(((trifluoromethyl)sulfonyl)oxy)-3,4-dihydropyridine-1(2H)-carboxylate (2.0 g. 6.0 mmol) to a solution of 1,4-dioxane (20 mL) was added pinacol ester of bisboronic acid (2.3 g, 9.0 mmol), potassium carbonate (1.7 g, 12.0 mmol), dichloro-bis(triphenylphosphine)palladium(II) (0.4 g, 0.6 mmol) and triphenylphosphine (0.3 g, 1.2 mmol). The reaction mixture was stirred at 90 °C overnight under nitrogen protection. After completion of the reaction, it was cooled to room temperature, the reaction mixture was diluted with ether and washed with water. The organic phase was dried with anhydrous sodium sulfate, filtered and concentrated. The crude product was purified by silica gel fast column chromatography (petroleum ether: ethyl acetate = 10:1) to afford N-tert-butoxycarbonyl-3,4-dihydropyridine-6-boronic acid pinacol ester (0.9 g, 48.2% yield) as a colorless oil.1H NMR (400 MHz, CDCl3) δ 1.26 (12H, s), 1.51 (9H, s), 1.76 (2H , t, J = 6 Hz), 2.02-2.06 (2H, m), 3.43 (2H, t, J = 5.8 Hz), 5.20 (1H, s).

References

[1] Patent: WO2017/223243, 2017, A1. Location in patent: Paragraph 00330

tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

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tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate Suppliers

NovoChemy Ltd.
Tel
021-31261262/ 49 (0)17662837245
Fax
(0)21-33250524
Email
sales@novochemy.com
Country
Germany
ProdList
6328
Advantage
58
ABCR GmbH & CO. KG
Tel
--
Fax
--
Email
info@abcr.de
Country
Germany
ProdList
6831
Advantage
75
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View Lastest Price from tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate 865245-32-5
Price
US $1.10/g
Min. Order
1g
Purity
99.0% min
Supply Ability
100 tons min
Release date
2021-05-12
Career Henan Chemical Co
Product
tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate 865245-32-5
Price
US $1.00/KG
Min. Order
1KG
Purity
98%-100%
Supply Ability
1
Release date
2018-08-10

865245-32-5, tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylateRelated Search:


  • tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate
  • 3,4-Dihydro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1(2H)-pyridinecarboxylic acid tert butyl ester
  • N-Boc-3,4-Dihydropyridine-6-boronic acid pinacol ester
  • 1-(tert-Butoxycarbonyl)-1,4,5,6-tetrahydropyridin-2-ylboronic acid pinacol ester
  • tert-Butyl 6-(4,4,5,5-tetramethyl-1,3,2-
  • tert-butyl 6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate
  • 1-Boc-3,4-dihydropyridine-6-boronic acid pinacol ester
  • 1-Boc-1,4,5,6-tetrahydropyridine-2-boronic Acid Pinacol Ester
  • 6-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-3,4-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester
  • 1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1,1-dimethylethyl ester
  • tert-butyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate ISO 9001:2015 REACH
  • TERT-BUTYL 6-(4,4, 5, 5-TETRAMETHYL-1, 3, 2-DI0XAB0R0LAN-2-YL)-3, 4-DIHYDROPYRIDINE-1(2H)-CARBOXYLATE
  • CAS:865245-32-5
  • tert-butyl 6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate - [B25855]
  • 865245-32-5