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4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane

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Origin: China

Cas No: 349666-24-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 349666-24-6 Formula: C22H21BO2 Molecular Weight: 328.21200

Basic Info

Chemical Name	4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane
Synonyms	4,4,5,5-tetramethyl-2-(pyren-6-yl)-1,3,2-dioxaborolane; 4,4,5,5-TETRAMETHYL-2-(PYREN-1-YL)-1,3,2-DIOXABOROLANE; 1-(4,4,5,5-tetramethyl-1,3,2-di-oxaborolan-2-yl)pyrene; 1-(Bpin)pyrene; 4,4,5,5-tetramethyl-2-(1-pyrenyl)-1,3,2-dioxaborolane; 2-(pyren-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Pyrenyl-1-boronic acid pinacol ester;
CAS No.	349666-24-6
Molecular Formula	C22H21BO2
Molecular Weight	328.21200
PSA	18.46000
LogP	4.88320

Properties

Density	1.17
Boiling Point	493.193ºC at 760 mmHg
Flash Point	252.074ºC
Refractive Index	1.671

Safety Info

HS Code	2934999090

Synthesis Route

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane+1-Bromopyrene→4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane
1-Bromopyrene+Bis(pinacolato)diboron→4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane
2,3-dimethylbutane-2,3-diol+1-Bromopyrene→1-Pyrenylboronic acid+4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane

Precursor

2,3-dimethylbutane-2,3-diol
4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane
1-Bromopyrene
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Downstream Product

(4-pyren-1-ylphenyl)boronic acid
1-(4-bromophenyl)pyrene
1-(4-nitrophenyl)pyrene
1-phenylpyrene

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