Products Categories
CAS No.: | 14814-09-6 |
---|---|
Name: | 3-Mercaptopropyltriethoxysilane |
Article Data: | 24 |
Molecular Structure: | |
Formula: | C9H22O3SSi |
Molecular Weight: | 238.423 |
Synonyms: | Triethoxy(3-mercaptopropyl)silane;VP-Si 263;(3-Mercaptopropyl)triethoxysilane;3-(Triethoxysilyl)propyl mercaptan;A 1891;Dynasylan 3201;HD 113;KH 580;Silquest A 1891; |
EINECS: | 238-883-1 |
Density: | 0.969 g/cm3 |
Boiling Point: | 242.2 °C at 760 mmHg |
Flash Point: | 100.3 °C |
Solubility: | Hydrolyzes slowly in water. |
Appearance: | Clear to straw liquid with unpleasant odor of sulfide |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36 |
PSA: | 66.49000 |
LogP: | 2.35470 |
(3-chloropropyl)triethoxysilane
3-Mercaptopropyltriethoxysilane
Conditions | Yield |
---|---|
With sodium hydrogen sulfide; sodium ethanolate; sodium iodide; N,N,N',N'-tetramethylguanidine In ethanol; N,N-dimethyl-formamide; butanone at 60 - 70℃; under 2625.26 Torr; for 6h; Temperature; Pressure; Autoclave; Inert atmosphere; Large scale; | 95.4% |
With sodium hydrogen sulfide; tetrabutylammomium bromide In ethanol at 80℃; for 5h; Temperature; | 95.5% |
With sodium sulfide; tetrabutylammomium bromide; water In toluene at 90 - 95℃; for 3h; | 94.1% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 60 - 90℃; for 1.25h; Solvent; Temperature; Inert atmosphere; | 88% |
(3-chloropropyl)triethoxysilane
A
3-Mercaptopropyltriethoxysilane
B
bis-[γ-(triethoxysilyl)propyl]sulfide
C
4,4,13,13-tetraethoxy-3,14-dioxa-8,9-dithia-4,13-disilahexadecane
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sodium hydrogensulfide; tetrabutylammomium bromide In water at 75℃; for 5.63333h; | A 84% B 2.7 %Chromat. C 0.7 %Chromat. |
With sodium hydrogensulfide; sulfur; tetrabutylammomium bromide In water at 70 - 94℃; for 3h; | A 66.7 %Chromat. B 3.37 %Chromat. C 27.9 %Chromat. |
With hydrogenchloride; sodium hydrogensulfide; tetrabutylammomium bromide In water at 65 - 70℃; under 760.051 Torr; for 5.25h; | A 91.0 %Chromat. B 1.99 %Chromat. C 2.34 %Chromat. |
Conditions | Yield |
---|---|
With sodium hydrogensulfide; hydrogen sulfide; N-[bis(diethylamino)methylene]-N-ethylethane ammonium chloride In water at 98℃; under 879.175 - 1034.32 Torr; for 6h; Product distribution / selectivity; | A 1.06 %Chromat. B 74% |
With sodium hydrogensulfide; hydrogen sulfide; tetrabutylammomium bromide In water at 98℃; under 1846.09 Torr; for 8h; Product distribution / selectivity; | A 2.9 %Chromat. B 66% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid |
allyltriethoxysilane
3-Mercaptopropyltriethoxysilane
Conditions | Yield |
---|---|
With hydrogen sulfide Irradiation; |
allyltriethoxysilane
A
3-Mercaptopropyltriethoxysilane
B
bis-[γ-(triethoxysilyl)propyl]sulfide
C
4,4,13,13-tetraethoxy-3,14-dioxa-8,9-dithia-4,13-disilahexadecane
Conditions | Yield |
---|---|
With hydrogen sulfide under 760 Torr; for 2.5h; Irradiation; Yield given; |
S-[3-(trimethoxysilyl)propyl] ethanethioate
3-Mercaptopropyltriethoxysilane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaOMe / methanol 2: TsOH View Scheme |
3-Chloropropyltrimethoxysilan
3-Mercaptopropyltriethoxysilane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2S, Na / methanol 2: TsOH View Scheme |
(3-chloropropyl)triethoxysilane
A
3-Mercaptopropyltriethoxysilane
B
bis-[γ-(triethoxysilyl)propyl]sulfide
Conditions | Yield |
---|---|
With sodium hydrogensulfide; sodium acetate; tetrabutylammomium bromide In water | A 83.1 %Chromat. B 7.38 %Chromat. |
Stage #1: (3-chloropropyl)triethoxysilane With sodium hydrogensulfide In ethanol; water at 50 - 110℃; for 3h; Heating / reflux; Stage #2: With formic acid In ethanol; water at 55℃; for 0.25h; Product distribution / selectivity; | |
With sodium hydrogensulfide; sodium hydrogencarbonate; potassium carbonate; sulfur In ethanol; water at 80℃; under 2625.26 Torr; for 1h; Product distribution / selectivity; |
What can I do for you?
Get Best Price
The 3-Mercaptopropyltriethoxysilane is an organic compound with the formula C9H22O3SSi. The IUPAC name of this chemical is 3-triethoxysilylpropane-1-thiol. With the CAS registry number 14814-09-6, it is also named as 1-Propanethiol, 3-(triethoxysilyl)-. The product's categories are Industrial/Fine Chemicals; Mercapto; Chloroalkylsilanes, etc. (Silane Coupling Agents); Functional Materials; Si (Classes of Silicon Compounds); Silane Coupling Agents; Si-O Compounds; Trialkoxysilanes; Adhesion Promoters; Coupling Agents; Mecapto Silanes; Surface Modifiers. Besides, it is a clear to straw liquid with unpleasant odor of sulfide, which should be stored in a closed and dark place. It is commonly used as active agent, coupling agent, crosslinking agent, reinforcing agent and so on.
Physical properties about 3-Mercaptopropyltriethoxysilane are: (1)ACD/LogP: 2.68; (2)ACD/LogD (pH 5.5): 2.68; (3)ACD/LogD (pH 7.4): 2.68; (4)ACD/BCF (pH 5.5): 64.39; (5)ACD/BCF (pH 7.4): 64.34; (6)ACD/KOC (pH 5.5): 686.1; (7)ACD/KOC (pH 7.4): 685.51; (8)#H bond acceptors: 3 ; (9)#Freely Rotating Bonds: 10; (10)Polar Surface Area: 52.99 Å2; (11)Index of Refraction: 1.446; (12)Molar Refractivity: 65.59 cm3; (13)Molar Volume: 245.9 cm3; (14)Polarizability: 26×10-24cm3; (15)Surface Tension: 26.9 dyne/cm; (16)Density: 0.969 g/cm3; (17)Flash Point: 100.3 °C; (18)Enthalpy of Vaporization: 45.98 kJ/mol; (19)Boiling Point: 242.2 °C at 760 mmHg; (20)Vapour Pressure: 0.0535 mmHg at 25°C.
Preparation: this chemical can be prepared by thiourea salt and ammonia. Reaction equation is as follows:
Uses of 3-Mercaptopropyltriethoxysilane: it can be used to produce 3-{[3-(1,1,1-Triethoxysilyl)propyl]sulfanyl}propanenitrile at temperature of 0 °C. It will need reagent C2H5ONa with reaction time of 1 hour. The yield is about 70%.
When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: O(CC)[Si](OCC)(OCC)CCCS
(2)InChI: InChI=1/C9H22O3SSi/c1-4-10-14(11-5-2,12-6-3)9-7-8-13/h13H,4-9H2,1-3H3
(3)InChIKey: DCQBZYNUSLHVJC-UHFFFAOYAR
(4)Std. InChI: InChI=1S/C9H22O3SSi/c1-4-10-14(11-5-2,12-6-3)9-7-8-13/h13H,4-9H2,1-3H3
(5)Std. InChIKey: DCQBZYNUSLHVJC-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intraperitoneal | 3gm/kg (3000mg/kg) | Doklady Akademii Nauk SSSR. Proceedings of the Academy of Sciences of the USSR. For English translation, see DBIOAM and DKBSAS. Vol. 229, Pg. 1011, 1976. |