TETRAKIS(DIMETHYLAMINO)SILANE

The Silanetetramine,N,N,N',N',N'',N'',N''',N'''-octamethyl-, with the CAS registry number 1624-01-7, is also known as Octamethylsilanetetramine. Its EINECS number is 216-611-2. This chemical's molecular formula is C₈H₂₄N₄Si and molecular weight is 204.39. What's more, its systematic name is N,N,N',N',N'',N'',N''',N'''-octamethylsilanetetramine. Its classification code is Skin / Eye Irritant. It is stable at common pressure and temperature, and it should be sealed and stored in a cool and dry place. Moreover, it should be protected from oxides and water.

Physical properties of Silanetetramine,N,N,N',N',N'',N'',N''',N'''-octamethyl- are: (1)ACD/LogP: 0.30; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -3.3; (4)ACD/LogD (pH 7.4): -2.02; (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: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 12.96 Å²; (13)Index of Refraction: 1.468; (14)Molar Refractivity: 62.71 cm³; (15)Molar Volume: 225.3 cm³; (16)Polarizability: 24.86×10^-24cm³; (17)Surface Tension: 26.7 dyne/cm; (18)Density: 0.907 g/cm³; (19)Flash Point: 75.3 °C; (20)Enthalpy of Vaporization: 43.72 kJ/mol; (21)Boiling Point: 201 °C at 760 mmHg; (22)Vapour Pressure: 0.316 mmHg at 25°C.

Preparation: this chemical can be prepared by dimethylamine and Silantetrayltetrakis(trifluormethansulfonat). This reaction will need solvent CH₂Cl₂. The yield is about 80%.

Uses of Silanetetramine,N,N,N',N',N'',N'',N''',N'''-octamethyl-: it can be used to produce tris(dimethylamino)silyl triflate at the ambient temperature. It will need solvent diethyl ether. The yield is about 100%.

When you are using this chemical, please be cautious about it as the following:
This chemical will react violently with water. It is harmful by inhalation, in contact with skin and if swallowed. It can cause burns. 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. 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)[Si](N(C)C)(N(C)C)N(C)C
(2)Std. InChI: InChI=1S/C8H24N4Si/c1-9(2)13(10(3)4,11(5)6)12(7)8/h1-8H3
(3)Std. InChIKey: SSCVMVQLICADPI-UHFFFAOYSA-N

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rabbit	LD50	skin	1230uL/kg (1.23mL/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"	National Technical Information Service. Vol. OTS0535984.
rat	LD50	oral	1670uL/kg (1.67mL/kg)	BEHAVIORAL: TREMOR LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES MUSCULOSKELETAL: OTHER CHANGES	National Technical Information Service. Vol. OTS0535984.