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For quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,
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inquiryhexadecamethylheptasiloxane 541-01-5 96%+ 30g Application:hexadecamethylheptasiloxane 541-01-5 96%+
With certain technical reserves, high quality, preferential price and excellent service The company independently develops and designs new products with rich product lines. The company has set up a professional R & D team to constantly overcome
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inquiry1,1,1,3,3-pentamethyl-3-acetoxydisiloxane
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 25℃; | 95% |
triethylamine In dichloromethane at 29℃; Rate constant; Mechanism; | 95% |
octamethylcyclotetrasiloxane
A
tetramethylsilane
B
trimethylsilyl iodide
C
Hexamethyldisiloxane
D
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With gallium(III) iodide at 140 - 170℃; for 5h; Yield given; Title compound not separated from byproducts; | A 61% B n/a C n/a D n/a |
1,1,1,3,3-pentamethyl-3-acetoxydisiloxane
A
docosamethyl-decasiloxane
B
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In dichloromethane at 25℃; | A 32% B 35.5% |
With trifluorormethanesulfonic acid In dichloromethane Mechanism; Ambient temperature; | A 32% B 35.5% |
Conditions | Yield |
---|---|
With sulfuric acid |
ethyl trimethylsilyl ether
diethoxy dimethylsilane
A
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With hydrogenchloride | |
With sodium hydroxide | |
With hydrogenchloride | |
With sodium hydroxide |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 90 percent / 5 h 2: 35.5 percent / CF3SO3H / CH2Cl2 / Ambient temperature View Scheme | |
Multi-step reaction with 2 steps 1: 90 percent / 5 h 2: 95 percent / Et3N / CH2Cl2 / 29 °C View Scheme |
ethyl trimethylsilyl ether
diethoxy dimethylsilane
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
dodecamethylpentasiloxane
D
tetradecamethylhexasiloxane
E
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With NaOH In water byproducts: C2H5OH; heating of (CH3)2Si(OC2H5)2, (CH3)3Si(OC2H5) and an excess (50%) of H2O in presence of NaOH; sepn. of C2H5OH by distn.; boiling of the residue with 20% aq. HCl; further products;; distn.;; |
Hexamethyldisiloxane
octamethylcyclotetrasiloxane
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
dodecamethylpentasiloxane
D
tetradecamethylhexasiloxane
E
hexadecamethylheptasiloxane
Conditions | Yield |
---|---|
With sulfuric acid; antimony(V) chloride In tetrachloromethane; sulfuric acid shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at 25°C for 8 days; equilibrium react.; further products;; | |
With sulfuric acid In sulfuric acid shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at room temp. for 5 h; equilibrium react.; further products;; | |
With H2SO4 In sulfuric acid aq. H2SO4; shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at room temp. for 5 h; equilibrium react.; further products;; | |
With H2SO4; antimony(V) chloride In tetrachloromethane; sulfuric acid aq. H2SO4; shaking of (CH3)3SiOSi(CH3)3 and ((CH3)2SiO)4 (1:1 mol) with concd. H2SO4 at 25°C for 8 days; equilibrium react.; further products;; |
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