• Name

  Boron trifluoride tetrahydrofuran complex

• EINECS 207-325-9
• CAS No. 462-34-0
• Density 1.268 g/cm³
• Solubility hydrolysis with water
• Melting Point 12 °C
• Formula C₄H₈BF₃O
• Boiling Point 68.3 °C at 760 mmHg
• Molecular Weight 139.913
• Flash Point 92 °C
• Transport Information UN 3265 8/PG 2
• Appearance Colorless to light yellow liquid
• Safety 26-27-36/37/39-45-28A-23-28
• Risk Codes 34-48/23-35-20/22
• Molecular Structure
• Hazard Symbols C, T
• Synonyms Furan,tetrahydro-, compd. with BF3 (1:1) (7CI);Furan, tetrahydro-, compd. with BF3(6CI);Furan, tetrahydro-, compd. with boron fluoride (BF3) (1:1) (8CI);Furan,tetrahydro-, compd. with trifluoroborane (1:1);Borane, trifluoro-, compd. withtetrahydrofuran (1:1);Boron fluoride (BF3), compd. with tetrahydrofuran (1:1)(8CI);Boron fluoride, compd. with tetrahydrofuran;Boron trifluoride-THFcomplex (1:1);Boron trifluoride-tetrahydrofuran complex (1:1);Borontrifluoride-tetrahydrofuran compound;Trifluoro(tetrahydrofuran)boron;
• PSA 17.07000
• LogP 1.67660

Synthetic route

462-34-0

boron trifluoride-tetrahydrofuran complex

1-[(76)Br]bromo-2-phenylethyne

Conditions

Conditions	Yield
With peracetic acid; ammonium 76Br-bromide; ammonia In methanol; water at 20℃; for 0.166667h;	80%

462-34-0

boron trifluoride-tetrahydrofuran complex

115-77-5

Pentaerythritol

C5H8B2F2O4

Conditions

Conditions	Yield
Stage #1: boron trifluoride-tetrahydrofuran complex; Pentaerythritol In acetonitrile at 20℃; for 1h; Stage #2: With chloro-trimethyl-silane In acetonitrile at 80℃; for 10h; Reagent/catalyst; Temperature;	96%

15097-49-1

N-trimethylsilylpyrrolidine

462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

pyrrolidinodifluorosulfiniumtetrafluoroborate

Conditions

Conditions	Yield
Stage #1: N-trimethylsilylpyrrolidine; sulfur tetrafluoride In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 20 - 25℃; for 2h; Inert atmosphere;	85%
Stage #1: N-trimethylsilylpyrrolidine; sulfur tetrafluoride In dichloromethane at -65 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 25℃; for 2h; Inert atmosphere;	85%

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462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

17890-34-5

N-(trimethylsilyl)phenyl(methyl)amine

N-methyl-N-phenylaminodifluorosulfiniumtetrafluoroborate

Conditions

Conditions	Yield
Stage #1: sulfur tetrafluoride; N-(trimethylsilyl)phenyl(methyl)amine In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 20 - 25℃; for 2.16667h; Inert atmosphere;	93%
Stage #1: sulfur tetrafluoride; N-(trimethylsilyl)phenyl(methyl)amine In dichloromethane at -70 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 25℃; for 2.16667h; Inert atmosphere;	93%

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

92982-38-2

N-trimethylsilyl-N-methyl-2-aminopyridine

N-methyl-N-(2-pyridyl)aminodifluorosulfinium tetrafluoroborate

Conditions

Conditions	Yield
Stage #1: sulfur tetrafluoride; N-trimethylsilyl-N-methyl-2-aminopyridine In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 20 - 21℃; for 1.58333h; Inert atmosphere;	78%
Stage #1: sulfur tetrafluoride; N-trimethylsilyl-N-methyl-2-aminopyridine In dichloromethane at -70 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 21℃; for 1.58333h; Inert atmosphere;	78%

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462-34-0

boron trifluoride-tetrahydrofuran complex

38078-09-0

diethylamino-sulfur trifluoride

ethanaminium,N-(difluoro-λ4-sulfanylidene)-N-ethyl-,tetrafluoroborate

Conditions

Conditions	Yield
In diethyl ether at 20 - 30℃; for 1.25h; Inert atmosphere;	85%

13368-42-8

4-(trimethylsilyl)morpholine

462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

difluoro-4-morpholinylsulfonium tetrafluoroborate

Conditions

Conditions	Yield
Stage #1: 4-(trimethylsilyl)morpholine; sulfur tetrafluoride In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 25℃; for 4h; Inert atmosphere;	92%

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

996-50-9

N,N-diethyl-1,1,1-trimethylsilanamine

ethanaminium,N-(difluoro-λ4-sulfanylidene)-N-ethyl-,tetrafluoroborate

Conditions

Conditions	Yield
Stage #1: sulfur tetrafluoride; N,N-diethyl-1,1,1-trimethylsilanamine In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 15 - 25℃; for 1.5h; Inert atmosphere;	89%

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

7783-60-0

sulfur tetrafluoride

14884-70-9

N-Methyl-N-(trimethylsilyl)benzylamin

N-benzyl-N-methylaminodifluorosulfinium tetrafluoroborate

Conditions

Conditions	Yield
Stage #1: sulfur tetrafluoride; N-Methyl-N-(trimethylsilyl)benzylamin In dichloromethane at -78 - 20℃; Inert atmosphere; Stage #2: boron trifluoride-tetrahydrofuran complex In dichloromethane at 20 - 25℃; for 1.16667h; Inert atmosphere;	73%

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462-34-0

boron trifluoride-tetrahydrofuran complex

553-91-3

lithium oxalate

lithium oxalate-boron trifluoride

Conditions

Conditions	Yield
at 23℃; for 24h;	94.7%
at 23℃; for 24h;	94.7%

592-41-6

1-hexene

462-34-0

boron trifluoride-tetrahydrofuran complex

A

2-butyl-1-fluoroborirane

B

592-43-8

2-hexene

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

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462-34-0

boron trifluoride-tetrahydrofuran complex

124-11-8

non-1-ene

A

1-fluoro-2-heptylborirane

B

2216-38-8

cis,trans-2-nonylene

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

872-05-9

1-Decene

A

20063-97-2, 20348-51-0, 6816-17-7

2-decene

B

1-fluoro-2-octylborirane

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

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462-34-0

boron trifluoride-tetrahydrofuran complex

112-41-4

1-dodecene

A

1652-96-6

dodec-2-ene

B

2-decyl-1-fluoroborirane

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

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462-34-0

boron trifluoride-tetrahydrofuran complex

1120-36-1

1-tetradecene

A

1652-97-7

tetradec-2-ene

B

2-dodecyl-1-fluoroborirane

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

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462-34-0

boron trifluoride-tetrahydrofuran complex

111-66-0

oct-1-ene

A

111-67-1

2-octene

B

1-fluoro-2-hexylborirane

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 0 - 20℃; for 14h; Inert atmosphere;

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

873-74-5

4-Aminobenzonitrile

2252-32-6

4-cyanophenyldiazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In isopropyl alcohol at 0 - 20℃; for 1.25h;	91%

462-34-0

boron trifluoride-tetrahydrofuran complex

30779-70-5

7-Amino-2-methyl-chromone

2-methyl-4-oxo-4H-chromene-7-diazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In ethanol at 0 - 20℃; for 1.25h;	88%

462-34-0

boron trifluoride-tetrahydrofuran complex

1885-29-6

anthranilic acid nitrile

55165-45-2

2-cyano-benzenediazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In ethanol at 0 - 20℃; for 2h;	89%

462-34-0

boron trifluoride-tetrahydrofuran complex

879-05-0

2,3,4,5,6-pentafluorophenylmagnesium bromide

1109-15-5

tris(pentafluorophenyl)borate

Conditions

Conditions	Yield
In dibutyl ether; methyl cyclohexane at 20 - 30℃; for 2.5h; Solvent; Inert atmosphere;

462-34-0

boron trifluoride-tetrahydrofuran complex

619-45-4

4-methoxycarbonyl aniline

4-(methoxycarbonyl)benzenediazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In tetrahydrofuran at 0 - 20℃; for 1.25h;	77%

462-34-0

boron trifluoride-tetrahydrofuran complex

99-09-2

3-nitro-aniline

586-36-7

3-nitrophenyldiazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In tetrahydrofuran at 0 - 20℃; for 1.25h;	73%

462-34-0

boron trifluoride-tetrahydrofuran complex

106877-33-2

6-(trifluoromethyl)pyridin-3-amine

2-trifluoromethyl-pyridine-5-diazonium tetrafluoroborate

Conditions

Conditions	Yield
With tert.-butylnitrite In ethanol at 0 - 20℃; for 1.25h;	70%

462-34-0

boron trifluoride-tetrahydrofuran complex

(C4H7)O(BF3)(1-)

Conditions

Conditions	Yield
With F(1-) In gaseous matrix byproducts: HF; He buffer gas (0.4 Torr), room temp.;

462-34-0

boron trifluoride-tetrahydrofuran complex

1308317-96-5, 1308318-08-2

Mes2P-C{=C(H)-Ph}-AltBu2

C34H46AlBF3P

Conditions

Conditions	Yield
In toluene at 20℃; for 15h; Inert atmosphere; Schlenk technique;	95%

462-34-0

boron trifluoride-tetrahydrofuran complex

104-94-9

4-methoxy-aniline

110-46-3

isopentyl nitrite

459-64-3

4-methoxybenzenediazonium tetrafluoroborate

Conditions

Conditions	Yield
Stage #1: boron trifluoride-tetrahydrofuran complex; 4-methoxy-aniline In tetrahydrofuran at 0℃; for 0.0833333h; Stage #2: isopentyl nitrite In tetrahydrofuran at 0℃; for 0.25h;	92%

...Expand

462-34-0

boron trifluoride-tetrahydrofuran complex

872-05-9

1-Decene

1-fluoro-2-octylborirane

Conditions

Conditions	Yield
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran Schlenk technique;
With bis(cyclopentadienyl)titanium dichloride; magnesium In tetrahydrofuran at 20℃;

Boron trifluoride tetrahydrofuran complex Chemical Properties

Boron trifluoride tetrahydrofuran complex Safety Profile