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| CAS No.: | 283-56-7 |
|---|---|
| Name: | TRIETHANOLAMINE BORATE |
| Molecular Structure: | |
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|
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| Formula: | C6H12BNO3 |
| Molecular Weight: | 156.977 |
| Synonyms: | Ethanol,2,2',2''-nitrilotri-, borate (6CI);Ethanol, 2,2',2''-nitrilotri-, cyclicborate (7CI);Ethanol, 2,2',2''-nitrilotri-, cyclic ester with boric acid(H3BO3) (1:1) (8CI);Atracor T;Boratran;Boratrane;Boron,[[2,2',2''-nitrilotris[ethanolato]](3-)]-;Ethanol, 2,2',2''-nitrilotris-,cyclic ester with boric acid (H3BO3) (1:1);NSC 5220;Triethanolamine borate; |
| EINECS: | 206-003-5 |
| Density: | 1.13 g/cm3 |
| Melting Point: | 235-237 °C(lit.) |
| Boiling Point: | 149.6 °C at 760 mmHg |
| Flash Point: | 44.3 °C |
| Appearance: | White |
| Hazard Symbols: |
Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37 |
| PSA: | 30.93000 |
| LogP: | -0.71180 |

| Conditions | Yield |
|---|---|
| With boric acid In 5,5-dimethyl-1,3-cyclohexadiene Reflux; Inert atmosphere; | 89% |
| With boric acid | |
| With boric acid; toluene |

Trimethyl borate


triethanolamine


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane

| Conditions | Yield |
|---|---|
| In toluene for 1h; Reflux; Inert atmosphere; Large scale; | 87.7% |

triethyl borate


triethanolamine


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane

| Conditions | Yield |
|---|---|
| In toluene for 1h; Reflux; | 85.9% |

triethanolamine


Triisopropyl borate


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane

| Conditions | Yield |
|---|---|
| In toluene for 1h; Reflux; | 82.9% |

| Conditions | Yield |
|---|---|
| In water at 120℃; | 70% |
| In benzene azeotropic distn. (reflux); crystn., elem. anal.; | |
| In toluene azeotropic distn. (reflux); crystn., elem. anal.; | |
| In xylene byproducts: H2O; refluxing with sepn. of H2O; hot filtration, crystn., recrystn. (acetone); | |
| In water at 120℃; |

triethanolamine


water


metaboric acid


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane

| Conditions | Yield |
|---|---|
| at 10 - 30℃; Equilibrium constant; |


triethoxyphenylsilane


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane


1-phenyl-2,8,9-trioxa-5-aza-1-silabicyclo{3.3.3}undecane

| Conditions | Yield |
|---|---|
| With sodium ethanolate In N,N-dimethyl-formamide at 80℃; for 2h; | 95% |

2-Bromoethyl methyl ether


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane


Tris(3,6-dioxaheptyl)amine

| Conditions | Yield |
|---|---|
| With tetrabutyl-ammonium chloride; sodium hydroxide In sulfolane at 60 - 120℃; Reagent/catalyst; | 92.7% |

2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane

| Conditions | Yield |
|---|---|
| With aluminum (III) chloride; Triethoxysilane for 4h; Inert atmosphere; Reflux; | 88% |

2-chloroethyl methyl ether


2,8,9-trioxa-5-aza-1-borabicyclo[3.3.3]undecane


Tris(3,6-dioxaheptyl)amine

| Conditions | Yield |
|---|---|
| With tetrabutylammomium bromide; potassium hydroxide In dimethyl sulfoxide at 60 - 120℃; Catalytic behavior; Reagent/catalyst; Solvent; Inert atmosphere; Autoclave; Large scale; | 86.3% |
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The molecular formula of TRIETHANOLAMINE BORATE(283-56-7) is C6H18BN3O3.
Its molecular weight is about 156.9754.And the density of it is 1.13 g/cm3.Melting point is about 235-237 °C,boiling point is about 149.6 °C at 760 mmHg and flash point is about 44.3 °C.The appearance of TRIETHANOLAMINE BORATE(283-56-7) is white .It is the odorless solid and appears white.
The following picture is the structure of TRIETHANOLAMINE BORATE(283-56-7).

| 1. | ivn-mus LD:>100 mg/kg | EJMCA5 European Journal of Medicinal Chemistry. Chimie Therapeutique. 13 (1978),207. |