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4-Amino-2-methylphenylboronic acid, pinacol ester

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Origin: China

Cas No: 631911-01-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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CAS No.: 631911-01-8 Formula: C13H20BNO2 Molecular Weight: 233.11400

Basic Info

Chemical Name	4-Amino-2-methylphenylboronic acid, pinacol ester
Synonyms	3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline;
CAS No.	631911-01-8
Molecular Formula	C13H20BNO2
Molecular Weight	233.11400
PSA	44.48000
LogP	2.45760

Properties

Density	1.039g/cm3
Boiling Point	356.434ºC at 760 mmHg
Flash Point	169.366ºC
Refractive Index	1.515

Safety Info

HS Code	2934999090

Synthesis Route

4,4,5,5-TETRAMETHYL-2-(2-METHYL-4-NITROPHENYL)-1,3,2-DIOXABOROLANE→4-Amino-2-methylphenylboronic acid, pinacol ester
4-Bromo-3-methylaniline+4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane→4-Amino-2-methylphenylboronic acid, pinacol ester
Bis(pinacolato)diboron→4-Amino-2-methylphenylboronic acid, pinacol ester

Precursor

4,4,5,5-tetramethyl-1,3,2λ<sup>2</sup>-dioxaborolane
2-Bromo-5-nitrotoluene
4-Bromo-3-methylaniline
4,4,5,5-TETRAMETHYL-2-(2-METHYL-4-NITROPHENYL)-1,3,2-DIOXABOROLANE

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