1,3-Bis(trimethylsilyl)urea

Catalog No: FT-0629428

CAS No: 18297-63-7

Chemical Name: 1,3-Bis(trimethylsilyl)urea
Molecular Formula: C7H20N2OSi2
Molecular Weight: 204.42
InChI Key: MASDFXZJIDNRTR-UHFFFAOYSA-N
InChI: InChI=1S/C7H20N2OSi2/c1-11(2,3)8-7(10)9-12(4,5)6/h1-6H3,(H2,8,9,10)

Product pricing and availability information
Assay	Pack Size	Price	Stock
98%	1g	N/A	N/A
98%	5g	N/A	N/A
98%	Bulk Quantity	N/A	N/A

Symbol:	GHS02
CAS:	18297-63-7
Flash_Point:	65°C
Product_Name:	1,3-Bis(trimethylsilyl)urea
Bolling_Point:	222°C
FW:	204.417
Melting_Point:	219-221 °C(lit.)
MF:	C7H20N2OSi2
Density:	0.9±0.1 g/cm3

Refractive_Index:	1.427
Vapor_Pressure:	0.177mmHg at 25°C
Flash_Point:	65°C
LogP:	1.76
Bolling_Point:	222°C
PSA:	41.13000
Molecular_Structure:	['1 . Molar refractive index 5913 ', '2 . Molar volume （m3/mol）2303 ', '3 . Parachor （902K）4899 ', '4 . Surface tension 204 ', '5 . Polarizability 2344']
Computational_Chemistry:	['1. XlogP :N/A ', '2. Hydrogen Bond Donor Count :2 ', '3. Hydrogen Bond Acceptor Count :1 ', '4. Rotatable Bond Count :2 ', '5. Isotope Atom Count :2 ', '6. TPSA 411 ', '7. Heavy Atom Count :12 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :151 ', '10. Isotope Atom Count :0 ', '11. Defined Atom Stereocenter Count :0 ', '12. Undefined Atom Stereocenter Count :0 ', '13. Defined Bond Stereocenter Count :0 ', '14. Undefined Bond Stereocenter Count :0 ', '15. Covalently-Bonded Unit Count :1']
Melting_Point:	219-221 °C(lit.)
MF:	C7H20N2OSi2
Exact_Mass:	204.111420
FW:	204.417
Density:	0.9±0.1 g/cm3
More_Info:	['1 . Appearance 不确定 ', '2 . Density（g/mL,25/4℃）0887 ', '3 . Relative vapor density（g/mL,Atmosphere =1）不确定 ', '4 . Melting point（ºC）219-221(lit) ', '5 . Boiling point（ºC,Atmospheric pressure）222 ', '6 . Boiling point（ºC, 52kPa）不确定 ', '7 . Refractive index不确定 ', '8 . Flash point（ºC）65 ', '9 . Specific rotation（º）不确定 ', '10 . Spontaneous ignition point or ignition temperature（ºC）不确定 ', '11 . Vapor pressure（kPa,25ºC）不确定 ', '12 . Saturated vapor pressure（kPa,60ºC）不确定 ', '13 . Combustion heat（KJ/mol）不确定 ', '14 . Critical temperature（ºC）不确定 ', '15 . Critical pressure（KPa）不确定 ', '16 . Oil-water（Octanol /Water ）Logarithmic Value of Distribution Coefficient 不确定 ', '17 . Upper limit of explosion（%,V/V）不确定 ', '18 . Lower limit of explosion（%,V/V）不确定 ', '19 . Solubility 不确定']

Symbol:	GHS02
Risk_Statements(EU):	R11
HS_Code:	29310095
WGK_Germany:	3
Personal_Protective_Equipment:	Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
RIDADR:	UN 1325 4.1/PG 2
Hazard_Codes:	F,Xn
Warning_Statement:	P210
Safety_Statements:	H228