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CAS No.: | 1067-25-0 |
---|---|
Name: | Trimethoxypropylsilane |
Article Data: | 11 |
Molecular Structure: | |
Formula: | C6H16O3Si |
Molecular Weight: | 164.277 |
Synonyms: | AY 43-203M;Dynasylan BSM;Dynasylan PTMO;JH-N 313;KBM 3033;N 313;P 810;Propyltrimethoxysilane;Silan 103;Z 6265;n-Propyltrimethoxysilane; |
EINECS: | 213-926-7 |
Density: | 0.9 g/cm3 |
Boiling Point: | 142 ºC at 760 mmHg |
Flash Point: | 40.6 ºC |
Solubility: | Reacts with water. |
Appearance: | colorless or yellowish clear liquid |
Hazard Symbols: | Xi |
Risk Codes: | 10-36/37/38 |
Safety: | 26-36 |
Transport Information: | UN 1993 3/PG 3 |
PSA: | 27.69000 |
LogP: | 1.27450 |
2-methylene-1,3-diglycidoxypropane
trimethoxysilane
n-propyltrimethoxysilane
Conditions | Yield |
---|---|
chloroplatinic acid In isopropyl alcohol | 85% |
trimethoxysilane
3-chloroprop-1-ene
B
3-chloropropyltrichlorosilane
C
chlorotrimethoxysilane
D
tetramethylorthosilicate
E
1-Chloropropane
F
n-propyltrimethoxysilane
G
3-Chloropropyltrimethoxysilan
Conditions | Yield |
---|---|
With toluene; ruthenium trichloride In methanol at 20 - 83℃; for 2h; Product distribution / selectivity; | |
[ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2 In dichloromethane at 20 - 83℃; for 2h; Product distribution / selectivity; | |
ruthenium trichloride In methanol at 75 - 169℃; for 18h; Product distribution / selectivity; Continuous operation; |
trimethoxysilane
3-chloroprop-1-ene
A
3-chloropropyltrichlorosilane
B
chlorotrimethoxysilane
C
tetramethylorthosilicate
D
1-Chloropropane
E
n-propyltrimethoxysilane
F
3-Chloropropyltrimethoxysilan
Conditions | Yield |
---|---|
With toluene; ruthenium trichloride In methanol at 20 - 83℃; for 2h; Product distribution / selectivity; | |
Stage #1: trimethoxysilane; ruthenium trichloride In methanol; toluene at 20 - 80℃; Heating / reflux; Stage #2: 3-chloroprop-1-ene at 78 - 83℃; for 2h; |
1,1,1,3,3-pentamethyl-1,3-disiloxane
A
n-propyltrimethoxysilane
B
C11H30O5Si3
Conditions | Yield |
---|---|
With tris(pentafluorophenyl)borate In hexane; toluene at 20℃; |
1,1,1,3,3-pentamethyl-1,3-disiloxane
B
Octamethyltrisiloxane
C
n-propyltrimethoxysilane
D
C11H30O5Si3
Conditions | Yield |
---|---|
With tris(pentafluorophenyl)borate In hexane; toluene at 20℃; for 0.0833333h; |
Conditions | Yield |
---|---|
at 20℃; pH=5.6; pH-value; |
n-propyltrimethoxysilane
Conditions | Yield |
---|---|
With hydrogenchloride; methanol; potassium chloride In water at 32 - 35℃; for 3.03h; | 95.1% |
n-propyltrimethoxysilane
1-oxo-1-methyl-4-ethyl-4-hydroxymethyl-2,6-dioxa-1-phosphacyclohexane
Conditions | Yield |
---|---|
In 1,4-dioxane at 90℃; for 11h; Solvent; Temperature; Inert atmosphere; | 94.7% |
Conditions | Yield |
---|---|
With potassium ethoxide In ethanol Heating; | 94% |
Conditions | Yield |
---|---|
Stage #1: Hexamethyldisiloxane With methanol; sulfuric acid at 5 - 10℃; for 1h; Stage #2: n-propyltrimethoxysilane at 5 - 10℃; for 1.75h; Stage #3: With sulfuric acid; water more than 3 stages; | A 93.8% B n/a C n/a |
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The IUPAC name of n-Propyltrimethoxysilane is trimethoxy(propyl)silane. With the CAS registry number 1067-25-0, it is also named as Silane, trimethoxypropyl-. The product's categories are Alkyl; Organics; Functional Materials; Si (Classes of Silicon Compounds); Silane Coupling Agents; Silane Coupling Agents (Intermediates); Si-O Compounds; Trialkoxysilanes; Alkoxy Silanes; Crosslinkers; Crosslinking Agents, and the other registry number is 77030-43-4. Besides, it is colorless or yellowish clear liquid, which should be stored in dry inert gas in closed, cool and dry place. This chemical is stable, but reacts with moisture. Furthermore, it is incompatible with strong oxidizing agents, acids, alcohols, bases, water. In addition, its molecular formula is C6H16O3Si and molecular weight is 164.28.
The other characteristics of this product can be summarized as: (1)EINECS: 213-926-7; (2)ACD/LogP: 1.20; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): 1.2; (5)ACD/LogD (pH 7.4): 1.2; (6)ACD/BCF (pH 5.5): 4.8; (7)ACD/BCF (pH 7.4): 4.8; (8)ACD/KOC (pH 5.5): 106.98; (9)ACD/KOC (pH 7.4): 106.98; (10)H bond acceptors: 3; (11)H bond donors: 0; (12)Freely Rotating Bonds: 5; (13)Index of Refraction: 1.395; (14)Molar Refractivity: 43.79 cm3; (15)Molar Volume: 182.3 cm3; (16)Surface Tension: 20.6 dyne/cm; (17)Density: 0.9 g/cm3; (18)Flash Point: 40.6 °C; (19)Enthalpy of Vaporization: 36.35 kJ/mol; (20)Boiling Point: 142 °C at 760 mmHg; (21)Vapour Pressure: 7.14 mmHg at 25 °C.
Uses of n-Propyltrimethoxysilane: this chemical is an important material in sol-gel production. It may provide a hydrophobic surface treatment for inorganic powders or filler materials. And it is one of the catalyst components for polyolefin production with Ziegler-Natta catalysts. Additionally, it can react with Naphthalene-2,3-diol to get C23H19O4Si(1-)*K(1+).
This reaction needs KOEt and Ethanol by heating. The yield is 94 %.
When you are using this chemical, please be cautious about it as the following: n-Propyltrimethoxysilane is flammable and irritating to eyes, respiratory system and skin. You should wear suitable protective clothing when use it. Moreover, in case of contact with eyes, please rinse immediately with plenty of water and seek medical advice.
People can use the following data to convert to the molecule structure.
(1)SMILES:O(C)[Si](OC)(OC)CCC
(2)InChI:InChI=1/C6H16O3Si/c1-5-6-10(7-2,8-3)9-4/h5-6H2,1-4H3
(3)InChIKey:HQYALQRYBUJWDH-UHFFFAOYAI
(4)Std. InChI:InChI=1S/C6H16O3Si/c1-5-6-10(7-2,8-3)9-4/h5-6H2,1-4H3
(5)Std. InChIKey:HQYALQRYBUJWDH-UHFFFAOYSA-N