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Methyl 3-(chlorocarbonyl)benzoate

CAS 3441-03-0C9H7ClO3Chemical Synthesis

Methyl 3-(chlorocarbonyl)benzoate (CAS: 3441-03-0) is a chemical compound with the formula C9H7ClO3 and a molecular weight of 198.60 g/mol. This acid halide is a valuable building block and intermediate in organic synthesis. It is often employed in the creation of more complex molecules, particularly within the pharmaceutical and fine chemical industries. Its reactive nature makes it suitable for various chemical transformations.

IUPAC
3-Chlorocarbonylbenzoic acid methyl ester,Methyl 3-(chloroformyl)benzoate,Methyl isophthaloyl chloride
Synonyms
3-Chlorocarbonylbenzoic acid methyl esterMethyl 3-(chloroformyl)benzoateMethyl isophthaloyl chloride
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Methyl 3-(chlorocarbonyl)benzoate (C9H7ClO3) — chemical structure, CAS 3441-03-0; Chemistry, fine chemical supplied by Tech Serve Solutions
Acid HalidesBuilding BlocksC8 to C9Carbonyl CompoundsChemical SynthesisEsters
01 /Applications

Organic Synthesis Intermediate

Methyl 3-(chlorocarbonyl)benzoate serves as a key intermediate in the synthesis of diverse organic compounds. Its acid chloride functionality readily participates in acylation reactions, enabling the formation of ester, amide, and other carbonyl derivatives.

Pharmaceutical Building Block

This compound is utilised as a building block in the development of pharmaceutical agents. It can be incorporated into synthetic routes for active pharmaceutical ingredients (APIs) and their precursors.

Fine Chemical Production

It finds application in the production of fine chemicals, where its specific structure and reactivity are leveraged to create specialised molecules for various industrial applications.

02 /Properties
Molecular weight198.60
Empirical formulaC9H7ClO3
Assay≥97%≥97.0% (HPLC)97.0-103.0% (AT)
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H317May cause an allergic skin reaction

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face 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
Transport (UN / ADR)UN 3261 8 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)22-34-43
Safety statements (S)26-36/37/39-45

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

04 /Identifiers & registry
CAS number
3441-03-0
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 Methyl 3-(chlorocarbonyl)benzoate used for?

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Methyl 3-(chlorocarbonyl)benzoate is primarily used as an intermediate and building block in organic synthesis, particularly in the development of pharmaceuticals and fine chemicals.

What is the CAS number and chemical formula for Methyl 3-(chlorocarbonyl)benzoate?

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The CAS number is 3441-03-0 and the chemical formula is C9H7ClO3.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Methyl 3-(chlorocarbonyl)benzoate with an assay of ≥97% (HPLC) and a purity range of 97.0-103.0% (AT). This is a technical/research grade; TSS does not represent it as USP/BP/EP.

How is Methyl 3-(chlorocarbonyl)benzoate handled and what are the safety considerations?

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Methyl 3-(chlorocarbonyl)benzoate is classified as Danger, with hazards including H302 (Harmful if swallowed) and H314 (Causes severe skin burns and eye damage), and H317 (May cause an allergic skin reaction). Appropriate personal protective equipment, including gloves, goggles, and face shields, must be worn. Use only in well-ventilated areas or with suitable respiratory protection. Consult the Safety Data Sheet for comprehensive handling instructions.

How is this chemical packed, shipped, and exported?

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Methyl 3-(chlorocarbonyl)benzoate is packed in accordance with international shipping regulations for hazardous materials (UN 3261, Class 8, Packing Group III) and is available for global export.

How can I request a sample or quote for Methyl 3-(chlorocarbonyl)benzoate?

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To request a sample or a quote, please contact our sales team through the website or by phone. We will be pleased to assist you with your requirements.

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