CAS No.22705-33-5,BIS(DIMETHYLAMINO)METHYLSILANE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	22705-33-5
Name:	BIS(DIMETHYLAMINO)METHYLSILANE

Formula:	C₅H₁₆N₂Si
Molecular Weight:	132.281
Synonyms:	Bis(dimethylamino)methylsilane;LS 910;Methylbis(dimethylamino)silane;
EINECS:	245-163-0
Density:	0.798 g/mL at 20 °C(lit.)
Melting Point:	<0°C
Boiling Point:	89.7 °C at 760 mmHg
Flash Point:	8 °C
Hazard Symbols:	F; C
Risk Codes:	11-34
Safety:	16-26-36/37/39-45
Transport Information:	UN 2924
PSA:	6.48000
LogP:	-0.04010

Synthetic route

: 75-54-7
Dichloromethylsilane

: 124-40-3
dimethyl amine

: 22705-33-5
bis(dimethylamino)(methyl)silane

Conditions

Conditions	Yield
In diethyl ether

: 32357-02-1
dimethyl sulfide-arachno-nonaborane

: 22705-33-5
bis(dimethylamino)(methyl)silane

: 176704-47-5
9-(dimethylamine)-6-methyl-6-sila-arachno-decaborane(12)

Conditions

Conditions	Yield
In neat (no solvent) N2-atmosphere; stirring (80°C, overnight); evapn., C6H6 addn., recrystn. (C6H6 / hexane); elem. anal.;	85%

: 17702-41-9
nido-decaborane

: 22705-33-5
bis(dimethylamino)(methyl)silane

A: 128270-48-4
1,2-dimethyl-1,2-disila-closo-dodecaborane(12)

B: 128270-50-8
6,9-(Me2NH)2B10H12

Conditions

Conditions	Yield
In neat (no solvent) in inert atmosphere; slow addn. of the Si-compd. by syringe to the B-compd., stirring of the react. mixt. while the temp. is slowly raised to 80°C, stirring 5 min. at this temp., after ceasing of gas evolution stirring for 48 h at 110°C; cooling to room temp., removing of volatiles under reduced pressure, suspending of residue (toluene), stirring (room temp., overnight), filtn., storing (3°C 8 h, -12°C), filtn., concg., cooling: silaborane, complete evapn.: aminoborane;	A 25% B 72%
In toluene in inert atmosphere; dropwise addn. (with stirring at room temp.) of the Si-compd. to the B-compd. in dry toluene, stirring and heating at reflux under Ar for 24 h; filtn. and evapn. of the filtrate (reduced pressure), extn. of residue (hot benzene), filtn. of extracts, cooling to 3°C, pptn. of silaborane, isolation of aminoborane by evapn. of the remaining soln. (detection: NMR, mass spectra); elem. anal.;	A 15% B 58%

Yield

In neat (no solvent) in inert atmosphere; slow addn. of the Si-compd. by syringe to the B-compd., stirring of the react. mixt. while the temp. is slowly raised to 80°C, stirring 5 min. at this temp., after ceasing of gas evolution stirring for 48 h at 110°C; cooling to room temp., removing of volatiles under reduced pressure, suspending of residue (toluene), stirring (room temp., overnight), filtn., storing (3°C 8 h, -12°C), filtn., concg., cooling: silaborane, complete evapn.: aminoborane;

A 25%
B 72%

In toluene in inert atmosphere; dropwise addn. (with stirring at room temp.) of the Si-compd. to the B-compd. in dry toluene, stirring and heating at reflux under Ar for 24 h; filtn. and evapn. of the filtrate (reduced pressure), extn. of residue (hot benzene), filtn. of extracts, cooling to 3°C, pptn. of silaborane, isolation of aminoborane by evapn. of the remaining soln. (detection: NMR, mass spectra); elem. anal.;

A 15%
B 58%

...Expand

: 17702-41-9
nido-decaborane

: 22705-33-5
bis(dimethylamino)(methyl)silane

A: 128270-48-4
1,2-dimethyl-1,2-disila-closo-dodecaborane(12)

B: {(CH3)2NH}2B10H12

Conditions

Conditions	Yield
In toluene byproducts: H2, (CH3)2NH; under Ar, dropwise addn. of silan to soln. of borane at room temp., reflux for 24 h; filtn. from withe solid, evapn. of filtrate, extn. of residue with hot benzene, (1)H- and (11)B-NMR and MS detn. of the aminoborane, sublimation of disilaborane, elem. anal.;	A 15% B 58%

...Expand

: 75-54-7
Dichloromethylsilane

: decaborane(14)

: 22705-33-5
bis(dimethylamino)(methyl)silane

: 128270-48-4
1,2-dimethyl-1,2-disila-closo-dodecaborane(12)

Conditions

Conditions	Yield
In neat (no solvent) N2 atm.; Cl2SiH(Me) as solvent, stirring (overnight, 40°C), heating (115°C, 6 h); evapn. (vac.), sublimation (120°C, vac.);	24.7%

...Expand

: 22705-33-5
bis(dimethylamino)(methyl)silane

: 555-16-8
4-nitrobenzaldehdye

: (4-nitrobenzyloxy)bis(dimethylamino)(methyl)silane

Conditions

Conditions	Yield
With bis(perfluorocatecholato)silane In dichloromethane-d2 at 25℃; for 0.5h;	92 %Spectr.

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Specification

The Silanediamine,N,N,N',N',1-pentamethyl-, with CAS registry number 22705-33-5, has the systematic name of N,N,N',N',1-pentamethylsilanediamine. Besides this, it is also called Bis(dimethylamino)methylsilane. And the chemical formula of this chemical is C₅H₁₆N₂Si. What's more, its EINECS is 245-163-0.

Physical properties of Silanediamine,N,N,N',N',1-pentamethyl-: (1)ACD/LogP: 1.32; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.78; (4)ACD/LogD (pH 7.4): -1.33; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 6.48 Å²; (13)Flash Point: 8 °C; (14)Enthalpy of Vaporization: 32.97 kJ/mol; (15)Boiling Point: 89.7 °C at 760 mmHg; (16)Vapour Pressure: 58.1 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
The Silanediamine,N,N,N',N',1-pentamethyl- is highly flammable, and it may cause burns, so keep it away from sources of ignition. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

You can still convert the following datas into molecular structure:
(1)SMILES: N(C)(C)[SiH](N(C)C)C
(2)InChI: InChI=1/C5H16N2Si/c1-6(2)8(5)7(3)4/h8H,1-5H3
(3)InChIKey: VBYLGQXERITIBP-UHFFFAOYAZ
(4)Std. InChI: InChI=1S/C5H16N2Si/c1-6(2)8(5)7(3)4/h8H,1-5H3
(5)Std. InChIKey: VBYLGQXERITIBP-UHFFFAOYSA-N