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(Isopropenyloxy)trimethylsilane

CAS 1833-53-0CH3C(=CH2)OSi(CH3)3Chemical Synthesis

(Isopropenyloxy)trimethylsilane (CAS 1833-53-0), with the linear formula CH3C(=CH2)OSi(CH3)3 and a molecular weight of 130.26 g/mol, is a versatile organic building block. This enol ether, characterised by its reactive siloxy group, serves as a valuable intermediate in organic synthesis, particularly for the introduction of protected enol functionalities. It is supplied by TSS with an assay of ≥85%.

IUPAC
2-(Trimethylsiloxy)propene,Acetone enol trimethylsilyl ether,IPOTMS
Synonyms
2-(Trimethylsiloxy)propeneAcetone enol trimethylsilyl etherIPOTMS
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(Isopropenyloxy)trimethylsilane (CH3C(=CH2)OSi(CH3)3) — chemical structure, CAS 1833-53-0; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisEnol EthersOrganic Building BlocksOxygen Compounds
01 /Applications

Organic Synthesis Intermediate

Serves as a key reagent in organic synthesis, enabling the formation of complex molecules by acting as a protected enol equivalent.

Enol Ether Chemistry

Utilised in reactions requiring enol ether functionalities, offering a stable yet reactive intermediate for various chemical transformations.

Building Block for Complex Molecules

A useful component in the construction of more intricate chemical structures in research and development settings.

02 /Properties
Molecular weight130.26
Linear formulaCH3C(=CH2)OSi(CH3)3
Assay≥85%
Density0.78 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.395(lit.)
Storage temperature−20°C
Impurities tested10-15% hexamethyldisiloxane
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point-7 °C / 19.4 °F
Transport (UN / ADR)UN 1993BF 3 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xi
Risk statements (R)11-36/37/38
Safety statements (S)16-26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
1833-53-0
MDL number
MFCD00042845
PubChem substance
24863419
Beilstein registry
1849023
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is (Isopropenyloxy)trimethylsilane used for?

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(Isopropenyloxy)trimethylsilane (CAS 1833-53-0) is primarily used as a versatile intermediate in organic synthesis, particularly for introducing protected enol functionalities into molecules.

What is the CAS number and formula for (Isopropenyloxy)trimethylsilane?

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The CAS number is 1833-53-0 and the linear formula is CH3C(=CH2)OSi(CH3)3.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies (Isopropenyloxy)trimethylsilane with an assay of ≥85%, containing 10-15% hexamethyldisiloxane as an impurity. It is not represented as USP, BP, or EP grade.

What are the primary safety concerns when handling (Isopropenyloxy)trimethylsilane?

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(Isopropenyloxy)trimethylsilane is a highly flammable liquid and vapour (H225) and causes skin (H315), serious eye (H319), and respiratory tract irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area.

How is (Isopropenyloxy)trimethylsilane packed, shipped, and exported?

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(Isopropenyloxy)trimethylsilane is packed and shipped according to its hazard classification (UN 1993 BF 3 / PG II) and international regulations for flammable liquids. TSS is an experienced global exporter.

How can I request a sample or quote for (Isopropenyloxy)trimethylsilane?

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To request a sample or quote for (Isopropenyloxy)trimethylsilane, please contact our sales team through the website or by phone.

Need (Isopropenyloxy)trimethylsilane in a specific grade or volume?