CAS No.3262-89-3,TRIPHENYLBOROXIN Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	3262-89-3
Name:	TRIPHENYLBOROXIN
Article Data:	161

Formula:	C₁₈H₁₅B₃O₃
Molecular Weight:	311.748
Synonyms:	2,4,6-Triphenylboroxin;Benzeneboronic anhydride;Cyclic benzeneboronic anhydride;Cyclic phenylboronic anhydride;Phenylboronic acid anhydride;Phenylboronic anhydride;Triphenylboroxin;Triphenylboroxole;
Density:	1.13 g/cm³
Melting Point:	217.0 to 221.0 °C
Boiling Point:	368.3 °C at 760 mmHg
Flash Point:	176.6 °C
PSA:	27.69000
LogP:	1.23600

Synthetic route

: 98-80-6
phenylboronic acid

: 3262-89-3
triphenylboroxine

Conditions

Conditions	Yield
at 110℃; for 6h;	100%
at 110℃; for 6h; Inert atmosphere; Neat (no solvent);	100%
Stage #1: phenylboronic acid With barium(II) hydroxide In water at 80℃; for 0.0833333h; Stage #2: With Au38(SCH2CH2Ph)24 In toluene at 80℃; for 12h; Reagent/catalyst;	100%

: 357417-22-2
N-(4-chlorobenzylidene)-4-methylbenzenesulfonamide

: 98-80-6
phenylboronic acid

: 3262-89-3
triphenylboroxine

Conditions

Conditions	Yield
In toluene for 12h; Dean-Stark; Reflux;	99%

: boron trioxide

: 960-71-4
triphenylborane

: 3262-89-3
triphenylboroxine

Conditions

Conditions	Yield
In neat (no solvent) refluxing equimolar amounts for 48h;; dissolving in CCl4,;	91%
In neat (no solvent)

: 591-50-4
iodobenzene

: 98-80-6
phenylboronic acid

A: 3262-89-3
triphenylboroxine

B: 92-52-4
biphenyl

Conditions

Conditions	Yield
With potassium carbonate In ethanol at 78℃; for 1h; Catalytic behavior; Reagent/catalyst; Suzuki-Miyaura Coupling;	A n/a B 87%
With potassium carbonate In ethanol at 78℃; for 1h; Suzuki-Miyaura Coupling;	A 49% B 6%

...Expand

: 13292-87-0
dimethylsulfide borane complex

: 108-95-2
phenol

: 3262-89-3
triphenylboroxine

Conditions

Conditions	Yield
With water; pyridin-2-ylmethyl methanesulphonate In tetrahydrofuran; toluene at 90℃; for 0.666667h; Temperature; Inert atmosphere;	80.26%

: 7397-50-4
diphenyl(diethylamino)borane

: 7360-71-6
N,N'-Bis-(diphenylboryl)-hydrazin

: 101550-01-0
(n-C4H9)2BNHNC6H5B(n-C4H9)2

: 3262-89-3
triphenylboroxine

Conditions

Conditions	Yield
byproducts: (C6H5)2CNNC(C6H5)2; 80°C, reflux, 1.5 h;	75%
byproducts: (C6H5)2CNNC(C6H5)2; 80°C, reflux, 1.5 h;	75%

...Expand

: 18885-85-3
2-phenyl-4H-benzo-1,3,2-dioxaborine

A: 3262-89-3
triphenylboroxine

B: 100152-08-7
9',9'A-dihydro-4'aH-spiro[chroman-2,1'-xanthen]-2'-one

C: 136352-96-0
C28H24O4

Conditions

Conditions	Yield
at 900℃; under 0.005 Torr;	A 70% B 12% C 31%

...Expand

: 110-85-0
piperazine

: 98-80-6
phenylboronic acid

A: 3262-89-3
triphenylboroxine

B: 92-54-6
4-phenyl-1-piperazine

C: 92-52-4
biphenyl

Conditions

Conditions	Yield
With [Cu4I4(1,4-diazabicyclo[2.2.2]octane)2]n In methanol at 27℃; for 5h;	A 9 %Chromat. B 68% C 20 %Chromat.

...Expand

: 1309575-95-8
2,4-diphenylbenzo[j]-9-methyl-8-aza-1,3,5,2,4-trioxadiboracycloundec-8-ene

A: 3262-89-3
triphenylboroxine

B: 1309575-94-7
(rac)-2-(phenyl)benzo[j]-7-methyl-6-aza-1,3-dioxa-2-boracyclononen-6-ene

Conditions

Conditions	Yield
In toluene for 24h; Reflux; diastereoselective reaction;	A n/a B 60%

: 1309575-95-8
2,4-diphenylbenzo[j]-9-methyl-8-aza-1,3,5,2,4-trioxadiboracycloundec-8-ene

: 98-80-6
phenylboronic acid

A: 3262-89-3
triphenylboroxine

B: 1309575-94-7
(rac)-2-(phenyl)benzo[j]-7-methyl-6-aza-1,3-dioxa-2-boracyclononen-6-ene

Conditions

Conditions	Yield
In toluene soln. of C6H4C(CH3)N(C2H4OB(C6H5)O)B(C6H5) refluxed for 24 h; solvent and water eliminated, residue washed with CH3Cl, recrystd. from chloroform; elem. anal.;	A n/a B 60%

...Expand

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Specification

The Boroxin,2,4,6-triphenyl-, with the CAS registry number 3262-89-3, is also known as Cyclic benzeneboronic anhydride. It belongs to the product category of Organometallics. This chemical's molecular formula is C₁₈H₁₅B₃O₃ and molecular weight is 311.74. What's more, its IUPAC name is 2,4,6-Triphenyl-1,3,5,2,4,6-trioxatriborinane. It is stable at room temperature and pressure, and it should be stored in a cool and dry place and be protected from light.

Physical properties of Boroxin,2,4,6-triphenyl- are: (1)#H bond acceptors: 3; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 3; (4)Polar Surface Area: 27.69 Å²; (5)Index of Refraction: 1.564; (6)Molar Refractivity: 89.77 cm³; (7)Molar Volume: 275.6 cm³; (8)Polarizability: 35.58×10^-24 cm³; (9)Surface Tension: 38.1 dyne/cm; (10)Density: 1.13 g/cm³; (11)Flash Point: 176.6 °C; (12)Enthalpy of Vaporization: 59.08 kJ/mol; (13)Boiling Point: 368.3 °C at 760 mmHg; (14)Vapour Pressure: 2.72E-05 mmHg at 25 °C.

Preparation: this chemical can be prepared by 2-phenyl-4H-benzo[1,3,2]dioxaborinine at the temperature of 900 °C. The yield is about 12%.

Boroxin,2,4,6-triphenyl- can be prepared by 2-phenyl-4H-benzo[1,3,2]dioxaborinine at the temperature of 900 °C.

Uses of Boroxin,2,4,6-triphenyl-: it can be used to produce 4-nitro-biphenyl at the temperature of 65 °C. It will need reagent K₂CO₃ and solvents acetone, H₂O with the reaction time of 45 min. This reaction will also need catalyst palladium acetate. The yield is about 97%.

Boroxin,2,4,6-triphenyl- can be used to produce 4-nitro-biphenyl at the temperature of 65 °C.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: B1(OB(OB(O1)C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC=C4
(2)InChI: InChI=1S/C18H15B3O3/c1-4-10-16(11-5-1)19-22-20(17-12-6-2-7-13-17)24-21(23-19)18-14-8-3-9-15-18/h1-15H
(3)InChIKey: VOXXGUAZBWSUSS-UHFFFAOYSA-N