ChemicalBook > Product Catalog >Pharmaceutical intermediates >OLED material intermediate >2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure
CAS No.
2217657-10-6
Chemical Name:
2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Synonyms
4-(tert-Butyl)naphthalene-2-boronic Acid Pinacol Ester;2-[4-(1,1-Dimethylethyl)-2-naphthalenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;1,3,2-Dioxaborolane, 2-[4-(1,1-dimethylethyl)-2-naphthalenyl]-4,4,5,5-tetramethyl-;2-[6-[3-(1,1-dimethylethyl)-4-methoxyphenyl]-2-naphthalenyl]-4,4,5,5-tetramethyl-1,3,2-Dioxaborolane
CBNumber:
CB78371918
Molecular Formula:
C20H27BO2
Molecular Weight:
310.24
MOL File:
2217657-10-6.mol
Modify Date:
2024/6/13 17:47:58

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Properties

Boiling point 423.1±24.0 °C(Predicted)
Density 1.02±0.1 g/cm3(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Chemical Properties,Uses,Production

Uses

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is the key intermediate for the synthesis of OLED red dopant materials has been widely concerned and studied in recent years.

Preparation

The synthesis proceeded as follows: Successively, 600g of xylene (99%), 68.3g of intermediate B (0.2mol, 99.9%), 153.9g of biboronic acid pinacol ester (0.6mol, 99%), 1.5g of palladium acetate (0.01mol, 99%), and 16.6g of sodium acetate (0.2mol, 99%) were added. The mixture was heated to 110°C for 12 h, after which it was cooled to room temperature. The reaction mixture was then washed with water and the organic layer was dried over anhydrous sodium sulfate. Subsequently, xylene was evaporated to obtain the crude product. The crude product was recrystallized with ethyl acetate, resulting in the formation of 2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane.
2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Preparation Products And Raw materials

Raw materials

Preparation Products

2-(4-(tert-butyl)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Suppliers

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4-(tert-Butyl)naphthalene-2-boronic Acid Pinacol Ester 2-[6-[3-(1,1-dimethylethyl)-4-methoxyphenyl]-2-naphthalenyl]-4,4,5,5-tetramethyl-1,3,2-Dioxaborolane 2-[4-(1,1-Dimethylethyl)-2-naphthalenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1,3,2-Dioxaborolane, 2-[4-(1,1-dimethylethyl)-2-naphthalenyl]-4,4,5,5-tetramethyl- 2217657-10-6