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Cas Database |
| Name |
Borane-trimethylamine complex |
EINECS | 200-850-4 |
| CAS No. | 75-22-9 | Density | 0.81 |
| PSA | 12.36000 | LogP | -1.00610 |
| Solubility | decomposes in water | Melting Point |
92-94 °C(lit.) |
| Formula | C3H12BN | Boiling Point | 172 °C(lit.) |
| Molecular Weight | 72.946 | Flash Point | 64 °C |
| Transport Information | UN 1325 4.1/PG 2 | Appearance | white crystalline powder |
| Safety | 14-16-26-36/37/39-33 | Risk Codes | 11-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 F, Xi, Xn
|
| Synonyms |
Borine,compd. with Me3N (1:1) (6CI);Methanamine, N,N-dimethyl-, compd. with borane(1:1);Trimethylamine, compd. with borane (1:1) (8CI);Borane, compd. withN,N-dimethylmethanamine (1:1);Borane, compd. with trimethylamine (1:1) (8CI);Borane complex with trimethylamine (1:1);Borane-trimethylamine (1:1);NSC10220;NSC 145941;NSC 53323;Trihydro(trimethylamine)boron;Trimethylamineborane(3);Trimethylamine-borane (1:1);Trimethylamineborane; |
Article Data | 100 |
Borane-trimethylamine complex Synthetic route
| Conditions | Yield |
|---|---|
| With aluminium; aluminium trichloride In neat (no solvent) in presence of activated Al-powder, H2-pressure 2000 psi, 180°C, 1h;; separation by distn. in vac.;; | 99% |
| Conditions | Yield |
|---|---|
| In diethyl ether at 0°C;; | 98% |
| In diethyl ether byproducts: (CH3)2NOCH3; at 0°C;; | 98% |
- 16883-45-7
tetramethylammonium borohydride
- 75-22-9
trimethylamine-borane
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: CH4; 220-225°C, 10E-3Torr;; | 96% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: germanes; under N2 or in vac., excess B2H6, -78°C, 1.0 h; | A 92.5% B n/a |
| With hydrogen bromide In neat (no solvent) byproducts: germanes; under N2 or in vac., allowed to warm to -63°C for 1.0 h, treated at -78°C with B2H6 followed by HBr; traces of germanes; | A 79.5% B n/a |
| With hydrogen bromide In neat (no solvent) byproducts: germanes; under N2 or in vac., allowed to warm to -23°C for 0.5 h, treated at -78°C with B2H6 followed by HBr; traces of germanes; | A 58% B n/a |
| With hydrogen bromide In neat (no solvent) byproducts: germanes; under N2 or in vac., allowed to warm to 23°C for 4.0 h, treated at -78°C with B2H6 followed by HBr; traces of germanes; | A 0% B n/a |
| Conditions | Yield |
|---|---|
| With water; sodium hydrogencarbonate In tetrahydrofuran at 20℃; for 4h; Reagent/catalyst; Solvent; | 92% |
- 16940-66-2
sodium tetrahydroborate
- 593-81-7
trimethylamine hydrochloride
- 75-50-3
trimethylamine
- 75-22-9
trimethylamine-borane
| Conditions | Yield |
|---|---|
| In water byproducts: H2; slow addn. of H2O to a mixture of NaBH4 and ((CH3)3NH)Cl in N(CH3)3 at -10°C while stirring (3h), addn. of H2O and petroleum ether, evapn. of petroleum ether phase;; | 90% |
| In water byproducts: H2; slow addn. of H2O to a mixture of NaBH4 and ((CH3)3NH)Cl in N(CH3)3 at -10°C while stirring (3h), addn. of H2O and petroleum ether, evapn. of petroleum ether phase;; | 90% |
| Conditions | Yield |
|---|---|
| In diethyl ether byproducts: H2; stirring at room temp. until end of H2-evolution, boiling for 1h, filtration, evapn.;; | 86% |
| In diethyl ether amine hydrochloride was added at -78°C to soln. LiBH4 in Et2O andstirred for 30 min, allowed to warm to room temp. and stirred for 5 h; react. mixt. was cooled to -45°C, slvent was removed in vacuo, residue was heated in vacuo at 50°C for sublimation; | 78% |
| In diethyl ether | |
| In tetrahydrofuran | |
| In diethyl ether byproducts: H2, LiCl; addn. of LiBH4 in ether to a small excess ammonium salt in ether while stirring and cooling, stirring at room temp. for 3h, filtration, evapn.;; recrystn. (C6H6/petroleum ether);; |
| Conditions | Yield |
|---|---|
| In diethyl ether at 0°C;; | 86% |
| at 0°C;; | 80% |
| Conditions | Yield |
|---|---|
| With aluminium In neat (no solvent) byproducts: HCl; mixing N(CH3)3 and BCl3 with powdered Al at 140°C, heating to 220°C under 5000 psi while stirring;; | 85% |
| With aluminium In neat (no solvent) byproducts: HCl; mixing N(CH3)3 and BCl3 with powdered Al at 140°C, heating to 220°C under 5000 psi while stirring;; | 85% |
| In neat (no solvent) byproducts: HCl; excess amine, 2000 atm H2-pressure, 200°C, 60h;; | 25% |
| Conditions | Yield |
|---|---|
| In toluene 16 h, 150°C in sealed tube; | A 79% B 84% |
Borane-trimethylamine complex Consensus Reports
Reported in EPA TSCA Inventory.
Borane-trimethylamine complex Specification
The Borane-trimethylamine complex, with the CAS registry number 75-22-9, is also known as Borane-trimethylamine (1:1). It belongs to the product categories of B (Classes of Boron Compounds); Boranes; Reduction; Synthetic Organic Chemistry. Its EINECS number is 200-850-4. This chemical's molecular formula is C3H12BN and molecular weight is 72.95. What's more, its systematic name is (N,N-Dimethylmethanamine)(trihydrido)boron. Its classification codes are: (1)Drug / Therapeutic Agent; (2)Mutation data. The product should be sealed and stored in containers with dry inert gas which are placed in cool and dry places. It is used in the reduction reaction of ketone and Schiff (Schiff bases) and hydroboration of olefin.
When you are using this chemical, please be cautious about it as the following:
This chemical is highly flammable, so you should keep it away from sources of ignition - No smoking. This substance is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. You need take precautionary measures against static discharges and keep it away from ... (incompatible materials to be indicated by the manufacturer).
You can still convert the following datas into molecular structure:
(1)SMILES: [BH3-][N+](C)(C)C
(2)Std. InChI: InChI=1S/C3H12BN/c1-5(2,3)4/h1-4H3
(3)Std. InChIKey: KQVSXUGMDCAISO-UHFFFAOYSA-N
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 140mg/kg (140mg/kg) | Journal of Pharmaceutical Sciences. Vol. 74, Pg. 755, 1985. | |
| rat | LD50 | intraperitoneal | 175mg/kg (175mg/kg) | Journal of Occupational Medicine. Vol. 1, Pg. 46, 1959. |
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