Home Cart 0 Sign in  

[ CAS No. 18420-09-2 ] {[proInfo.proName]}

,{[proInfo.pro_purity]}
Cat. No.: {[proInfo.prAm]}
HazMat Fee +

There will be a HazMat fee per item when shipping a dangerous goods. The HazMat fee will be charged to your UPS/DHL/FedEx collect account or added to the invoice unless the package is shipped via Ground service. Ship by air in Excepted Quantity (each bottle), which is up to 1g/1mL for class 6.1 packing group I or II, and up to 25g/25ml for all other HazMat items.

Type HazMat fee for 500 gram (Estimated)
Excepted Quantity USD 0.00
Limited Quantity USD 15-60
Inaccessible (Haz class 6.1), Domestic USD 80+
Inaccessible (Haz class 6.1), International USD 150+
Accessible (Haz class 3, 4, 5 or 8), Domestic USD 100+
Accessible (Haz class 3, 4, 5 or 8), International USD 200+
Chemical Structure| 18420-09-2
Chemical Structure| 18420-09-2
Structure of 18420-09-2 * Storage: {[proInfo.prStorage]}
Cart0 Add to My Favorites Add to My Favorites Bulk Inquiry Inquiry Add To Cart

Quality Control of [ 18420-09-2 ]

Related Doc. of [ 18420-09-2 ]

Alternatived Products of [ 18420-09-2 ]

Product Details of [ 18420-09-2 ]

CAS No. :18420-09-2 MDL No. :MFCD00053754
Formula : C8H22O3Si2 Boiling Point : -
Linear Structure Formula :- InChI Key :NPOYZXWZANURMM-UHFFFAOYSA-N
M.W : 222.43 Pubchem ID :87635
Synonyms :

Safety of [ 18420-09-2 ]

Signal Word:Danger Class:3
Precautionary Statements:P261-P305+P351+P338 UN#:1993
Hazard Statements:H225-H315-H319-H335 Packing Group:
GHS Pictogram:

Application In Synthesis of [ 18420-09-2 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 18420-09-2 ]

[ 18420-09-2 ] Synthesis Path-Downstream   1~34

  • 1
  • [ 78-62-6 ]
  • [ 18724-14-6 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 5 und 7 bis 9);
  • 2
  • [ 78-62-6 ]
  • [ 18727-52-1 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen der Struktur C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 6 und 8 bis 9);
  • 3
  • [ 78-62-6 ]
  • [ 18857-52-8 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 7 und 9);
  • 4
  • [ 78-62-6 ]
  • [ 18870-69-4 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 8);
  • 5
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 17928-13-1 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSiCH3)2OC2H5 (n = 2 bis 9);
  • 6
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 18077-55-9 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 und 3 bis 9);
  • 7
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 18412-24-3 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 2 und 4 bis 9);
  • 8
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 18143-15-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte:Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 3 und 5 bis 9);
  • 9
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 18537-40-1 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water weitere Nebenprodukte: Verbindungen C2H5OSi(CH3)2O<Si(CH3)2O>nSi(CH3)2OC2H5 (n = 1 bis 4 und 6 bis 9);
  • 10
  • [ 18420-09-2 ]
  • [ 947-42-2 ]
  • [ 1693-51-2 ]
YieldReaction ConditionsOperation in experiment
In neat (no solvent) byproducts: C2H5OH; heating of (C6H5)2Si(OH)2 and ((CH3)2(C2H5O)Si)2O at 100°C for about 3 days;; sepn. of volatile products by distn. at about 100°C and 0.3 torr; recrystn. of the residue;;
  • 11
  • [ 64-17-5 ]
  • [ 75-78-5 ]
  • [ 75-00-3 ]
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
at 55℃; anschliessendes kurzes Kochen;
  • 12
  • [ 64-17-5 ]
  • [ 75-78-5 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
at 55℃; anschliessendes Kochen;
  • 16
  • [ 556-67-2 ]
  • [ 5783-79-9 ]
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
  • [ 17928-13-1 ]
  • [ 122600-43-5 ]
  • [ 122600-44-6 ]
  • [ 120726-90-1 ]
YieldReaction ConditionsOperation in experiment
With toluene-4-sulfonic acid In n-heptane at 20 - 30℃; for 0.5h; other 2-ethoxy-1,3-dioxanes, other reagents;
YieldReaction ConditionsOperation in experiment
Octamethyl-1,5-dioxa-3,7-diaza-2,4,6,8-tetrasilacyclooctan, 1,3-Dichlor-tetramethyldisiloxan, Ethanol;
  • 19
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
With sodium hydroxide; water
  • 20
  • [ 75-77-4 ]
  • [ 18420-09-2 ]
  • [ 121954-25-4 ]
  • [ 78-62-6 ]
  • [ 141-63-9 ]
  • [ 13176-70-0 ]
  • 1-ethoxyheptamethyltrisiloxane [ No CAS ]
  • 21
  • [ 75-77-4 ]
  • [ 18420-09-2 ]
  • [ 78-62-6 ]
  • [ 13176-70-0 ]
  • 1-ethoxyheptamethyltrisiloxane [ No CAS ]
YieldReaction ConditionsOperation in experiment
1: 8.8 g 2: 1.7 g Stage #1: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane With sodium hydroxide at 15 - 26℃; Stage #2: chloro-trimethyl-silane In pentane at -50℃;
  • 22
  • [ 75-77-4 ]
  • [ 18420-09-2 ]
  • [ 141-63-9 ]
  • 23
  • [ 78-62-6 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
In not given partial hydrolysis of (CH3)2Si(OC2H5) at 70-100°C;;
  • 25
  • [ 121954-25-4 ]
  • [ 18420-09-2 ]
YieldReaction ConditionsOperation in experiment
75% With carbon dioxide at 25℃; for 0.0833333h; Autoclave; High pressure;
  • 26
  • [ 74-96-4 ]
  • [ 18420-09-2 ]
  • [ 2295-17-2 ]
YieldReaction ConditionsOperation in experiment
Stage #1: ethyl bromide With sodium In toluene for 1.5h; Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In toluene at 10℃; for 4h; 4 Example 4 Dimethyl dimethoxy high boiling material distillation, take 1,3-dimethoxy-1,1,3,3-tetramethyldisiloxane fractions. N2, 23 g of sodium was added to 115 g of toluene, stirred to prepare sodium sands, and then 216 g of bromoethane was added and reacted for 1.5 h. 10 ° CA solution of 87.2 g of 1,3-dimethoxy-1,1,3,3-tetramethyldisiloxane was added and reacted for 4 h. Stop the reaction, coldBut filtered, and the filtrate was distilled in 1,3-ethyl-1,1,3,3-tetramethyldisiloxane.
  • 27
  • [ 18420-09-2 ]
  • [ 112-82-3 ]
  • 1,3-dihexadecyl-1,1,3,3-tetramethyldisiloxane [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: hexadecanyl bromide With magnesium In tetrahydrofuran Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In tetrahydrofuran at 90℃; for 6h; 7 Example 7 The dimethyldiethoxy high boiling material is rectified and the 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane fraction is taken.Under argon, 26 gMagnesium tabletsAnd 305.3 g of bromohexadecane were prepared as a solution of cetylmagnesium bromide in tetrahydrofuran followed by the addition of 100 g of 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane solution, The reaction was carried out at 90 ° C for 6 h. The reaction was stopped, cooled and filtered, and the filtrate was distilled in 1,3-hexadecyl-1,1,3,3-tetramethyldisiloxane.
  • 28
  • [ 18420-09-2 ]
  • [ 100-44-7 ]
  • [ 1833-27-8 ]
YieldReaction ConditionsOperation in experiment
Stage #1: benzyl chloride With magnesium In tetrahydrofuran Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In tetrahydrofuran at 100℃; for 6h; 8 Example 8 Dimethyl dimethoxy high boiling material distillation, take 1,3-dimethoxy-1,1,3,3-tetramethyldisiloxane fractions. N2, 26 g of magnesium oxide and 126 g of benzyl chloride were prepared as benzyl magnesium chloride in tetrahydrofuran and 60 g1,3-dimethoxy-1,1,3,3-tetramethyldisiloxane solution was reacted at 100 ° C for 6 h. The reaction was stopped by cooling and filtering, and the filtrate was distilled in 1, 3-dibenzyl-1,1,3,3-tetramethyldisiloxane.
  • 29
  • [ 18420-09-2 ]
  • [ 586-77-6 ]
  • [ 1310024-93-1 ]
YieldReaction ConditionsOperation in experiment
Stage #1: 4-bromo-N,N-dimethylaniline With magnesium Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane at 100℃; for 6h; 9 Example 1 The dimethyldiethoxy high boiling material is rectified and the 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane fraction is taken. N2Under the care,26 g of magnesium and 200 g of N, N-dimethyl-p-bromoaniline were prepared in the form of a reagent, followed by the addition of 56.2 g1,3-diethoxy-1,1,3,3-tetramethyldisiloxane solution was reacted at 100 ° C for 6 h.The reaction was stopped, cooled and filtered, and the filtrate was distilled 1,3-N, N-dimethylbromobenzene-1,1,3,3-tetramethyldisiloxane.
  • 30
  • [ 18420-09-2 ]
  • [ 108-90-7 ]
  • [ 56-33-7 ]
YieldReaction ConditionsOperation in experiment
Stage #1: chlorobenzene With sodium In toluene at 100℃; for 4h; Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In toluene at 60℃; for 3h; 1 Example 1 Distillation of dimethyldiethoxy high boiling material,1,3-diethoxy-1,1,3,3-tetramethyldisiloxane fraction. N2And 23 g of sodium was added to 115 g of toluene, and the mixture was heated to 100 ° C with stirring to prepare sodium sand. 112.5 g of chlorobenzene was added and reacted for 4 h. 60 ° C, 111.2 g of 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane solution was added and reacted for 3 h. The reaction was stopped, cooled and filtered, and the filtrate was distilled in 1,3-diphenyl-1,1,3,3-tetramethyldisiloxane.
  • 31
  • [ 109-65-9 ]
  • [ 18420-09-2 ]
  • [ 4619-08-3 ]
YieldReaction ConditionsOperation in experiment
Stage #1: 1-bromo-butane With sodium In toluene for 1.5h; Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In toluene at 30℃; for 2h; 2 Example 2 The dimethyldiethoxy high boiling material is rectified and the 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane fraction is taken. ArgonUnder the protection of 23g sodium into 115g toluene, stirring prepared sodium sand, then add 137 g bromobutane, reaction 1.5 h. 30 ° C, 55.6 g of 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane solution was added and reacted for 2 h. Stop the reaction,Cooled and filtered, and the filtrate was distilled in 1,3-dibutyl-1,1,3,3-tetramethyldisiloxane.
  • 32
  • [ 18420-09-2 ]
  • [ 107-05-1 ]
  • [ 17955-81-6 ]
YieldReaction ConditionsOperation in experiment
Stage #1: 3-chloroprop-1-ene With sodium In toluene at 100℃; for 1.5h; Inert atmosphere; Stage #2: 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane In toluene at 10℃; for 3h; 3 Example 3 The dimethyldiethoxy high boiling material is rectified and the 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane fraction is taken. N2, 23 g of sodium was added to 115 g of toluene and heated to 100 ° C with stirring to prepare sodium sands followed by 76.5 g of allyl chloride,Reaction for 1.5 h. 10 ° C, 67.3 g of 1,3-diethoxy-1,1,3,3-tetramethyldisiloxane solution was added and reacted for 3 h. The reaction was stopped, cooled and filtered, and the filtrate was distilled 1,3-diallyl-1,1,3,3-tetramethyldisiloxane.
  • 33
  • [ 64-17-5 ]
  • [ 18420-09-2 ]
  • [ 78-62-6 ]
YieldReaction ConditionsOperation in experiment
With potassium hydroxide at 240℃; for 3h; Autoclave; Molecular sieve;
  • 34
  • [ 78-62-6 ]
  • [ 124-38-9 ]
  • [ 18420-09-2 ]
  • [ 105-58-8 ]
YieldReaction ConditionsOperation in experiment
30 %Spectr. With zirconium(IV) ethoxide at 180℃; Autoclave;
Same Skeleton Products
Historical Records