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CAS No.: | 13675-18-8 |
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Name: | TETRAHYDROXYDIBORON |
Article Data: | 15 |
Molecular Structure: | |
Formula: | B2H4 O4 |
Molecular Weight: | 89.6514 |
Synonyms: | Hypoboricacid (7CI,8CI); Subboric acid (6CI); Diboron tetrahydroxide; Diboronic acid;Tetrahydroxydiborane; Tetrahydroxydiboron |
Density: | 1.435g/cm3 |
Melting Point: | 143-148℃ |
Hazard Symbols: | Xn |
Risk Codes: | 20/22-36/37/38 |
Safety: | 22-36 |
PSA: | 80.92000 |
LogP: | -2.98960 |
Conditions | Yield |
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In water byproducts: HCl; hydrolysis of B2Cl4; dissolution of crude solid in degassed H2O, slow evapn. at room temp.; | A 70% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran; water addn. of aq. THF to a soln. of boron compd. in THF, stirring for 2 d; dissolution in H2O, slow evapn. at room temp.; |
tetrakis(dimethylamido)diborane
water
A
tetrahydroxydiboron
B
dimethyl amine
water
diboron tetrachloride
A
hydrogenchloride
B
tetrahydroxydiboron
Conditions | Yield |
---|---|
With water In water at room temp. in vac.; | |
With hydrogenchloride In not given with dild. HCl at room temp. in vac.; | |
With H2O In water at room temp. in vac.; | |
With HCl In not given with dild. HCl at room temp. in vac.; |
tetramethoxydiborane
tetrahydroxydiboron
Conditions | Yield |
---|---|
by hydrolysis; | |
by hydrolysis; |
tetrahydroxydiboron
Conditions | Yield |
---|---|
With iodine | |
With I2 |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In water evapn.; | |
With iodine In water | |
With I2 In water | |
In water evapn.; |
dichlorobis(dimethylamino)diborane(4)
tetrahydroxydiboron
Conditions | Yield |
---|---|
With H2O |