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mono-tert-Butyl malonate

CAS 40052-13-9(CH3)3COCOCH2COOHOrganic Building Blocks

Mono-tert-butyl malonate (CAS: 40052-13-9) is a key organic building block with the linear formula (CH3)3COCOCH2COOH and a molecular weight of 160.17 g/mol. This ester compound is primarily utilised in chemical synthesis for the preparation of more complex organic molecules. Its properties make it a valuable intermediate in various research and development applications within the chemical industry. Supplied by Tech Serve Solutions, it is available at a 95% assay.

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mono-tert-Butyl malonate ((CH3)3COCOCH2COOH) — chemical structure, CAS 40052-13-9; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC6 to C7Carbonyl CompoundsChemical SynthesisEsters
01 /Applications

Organic Synthesis Intermediate

Mono-tert-butyl malonate serves as a versatile intermediate in the synthesis of diverse organic compounds. Its malonate structure allows for various alkylation and acylation reactions, facilitating the construction of carbon frameworks.

Building Block for Complex Molecules

This compound is employed as a fundamental building block in multistep syntheses. It is particularly useful for introducing specific functional groups or structural motifs required for advanced chemical products and research materials.

Research and Development

Utilised in R&D settings, mono-tert-butyl malonate supports the exploration of new synthetic pathways and the development of novel chemical entities. Its consistent quality and assay make it reliable for experimental work.

02 /Properties
Molecular weight160.17
Linear formula(CH3)3COCOCH2COOH
Assay95%
Boiling point90 °C/2 mmHg(lit.)
Density1.04 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.426(lit.)
Impurities tested5% methanesulfonyl chloride
Melting point19-20 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H314Causes severe skin burns and eye damage
  • H330Fatal if inhaled

Precautionary statements

  • P260Do not breathe dust, fume, gas, mist, vapours or spray
  • P280Wear protective gloves, clothing and eye/face protection
  • P284Wear respiratory protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point91 °C / 195.8 °F
Transport (UN / ADR)UN 2922 6.1(8) / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)T
Risk statements (R)26-34
Safety statements (S)26-27-36/37/39-45

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

04 /Identifiers & registry
CAS number
40052-13-9
MDL number
MFCD00191886
PubChem substance
24865947
Beilstein registry
1765457
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 mono-tert-butyl malonate used for?

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Mono-tert-butyl malonate is primarily used as a building block and intermediate in organic synthesis for creating more complex molecules and in research and development activities.

What is the CAS number and formula for mono-tert-butyl malonate?

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The CAS number is 40052-13-9 and the linear formula is (CH3)3COCOCH2COOH.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies mono-tert-butyl malonate with an assay of 95%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.

How should mono-tert-butyl malonate be handled?

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Mono-tert-butyl malonate is a corrosive and toxic substance. Handle with extreme care using appropriate personal protective equipment, including a full-face respirator, chemical-resistant gloves, and eye protection, in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling and emergency procedures.

How is mono-tert-butyl malonate packed and exported?

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Products are carefully packed according to international shipping regulations to ensure safe transit. Tech Serve Solutions is an experienced global exporter of fine chemicals.

How can I request a sample or quote for mono-tert-butyl malonate?

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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number (40052-13-9).

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