1,4-Benzenediboronic Acid Bis(pinacol) Ester

Modify Date: 2025-08-20 11:39:18

1,4-Benzenediboronic Acid Bis(pinacol) Ester structure	Common Name	1,4-Benzenediboronic Acid Bis(pinacol) Ester
	CAS Number	99770-93-1	Molecular Weight	330.034
	Density	1.0±0.1 g/cm3	Boiling Point	416.3±28.0 °C at 760 mmHg
	Molecular Formula	C₁₈H₂₈B₂O₄	Melting Point	241-245ºC
	MSDS	N/A	Flash Point	205.6±24.0 °C

Name	4,4,5,5-tetramethyl-2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-1,3,2-dioxaborolane
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	416.3±28.0 °C at 760 mmHg
Melting Point	241-245ºC
Molecular Formula	C₁₈H₂₈B₂O₄
Molecular Weight	330.034
Flash Point	205.6±24.0 °C
Exact Mass	330.217377
PSA	36.92000
LogP	2.28500
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.490

MSDS(Chinese)

Hazard Codes	Xi: Irritant;
HS Code	2934999090

Precursor 10
CAS#:76-09-5 Pinacol CAS#:4612-26-4 1,4-benzenedibo... CAS#:106-37-6 1,4-Dibromobenzene CAS#:61676-62-8 Isopropoxyboron...
CAS#:624-38-4 1,4-Diiodobenzene CAS#:73183-34-3 Bis(pinacolato)... CAS#:589-87-7 1-Bromo-4-iodob... CAS#:25015-63-8 Pinacolborane
CAS#:71-43-2 benzene CAS#:106-50-3 p-Phenylenediamine
DownStream 5
CAS#:92-94-4 para-Terphenyl CAS#:3282-11-9 4,4''-Dinitro-p... CAS#:365564-05-2 1,3,5-Benzenetr... CAS#:53092-64-1 1,4-bis(2-methy...
CAS#:64065-97-0 1-(4-naphthalen...

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

1,3,2-Dioxaborolane, 2,2'-(1,4-phenylene)bis[4,4,5,5-tetramethyl-

1,4-Benzenediboronic acid dipinacol ester

2,2'-(1,4-Phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)

AMTB185

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