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1-Phenyl-4,5-dichloro-6-pyridazone

CAS 1698-53-9C10H6Cl2N2OChemical Synthesis

1-Phenyl-4,5-dichloro-6-pyridazone (CAS: 1698-53-9) is a halogenated heterocyclic compound with the molecular formula C10H6Cl2N2O and a molecular weight of 241.07 g/mol. This pyridazine derivative serves as a valuable building block in organic synthesis. It is primarily utilised in the preparation of other complex molecules, notably in the synthesis of substituted pyridazinones for research and development purposes in chemical and pharmaceutical industries.

Synonyms
C10H6Cl2N2O
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1-Phenyl-4,5-dichloro-6-pyridazone (C10H6Cl2N2O) — chemical structure, CAS 1698-53-9; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisHalogenated HeterocyclesHeterocyclic Building BlocksPyridazines
01 /Applications

Intermediate in Organic Synthesis

This compound functions as a key intermediate in the synthesis of more complex organic molecules. Its dichloropyridazone structure allows for various chemical transformations, making it useful for constructing novel heterocyclic frameworks.

Preparation of Substituted Pyridazinones

1-Phenyl-4,5-dichloro-6-pyridazone has been documented for its use in the preparation of 1-phenyl-4-hydroxy-5-chloro-6-pyridazone. This highlights its role in creating functionalised pyridazinone derivatives.

Research and Development

As a specialised building block, it finds application in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.

02 /Properties
Molecular weight241.07
Empirical formulaC10H6Cl2N2O
Assay≥99%
Application1-Phenyl-4,5-dichloro-6-pyridazone was used in the preparation of 1-phenyl-4-hydroxy-5-chloro-6-pyridazone1.
Melting point164-166 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)2
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-37/39

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

04 /Identifiers & registry
CAS number
1698-53-9
MDL number
MFCD00006470
PubChem substance
24850602
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 1-Phenyl-4,5-dichloro-6-pyridazone used for?

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1-Phenyl-4,5-dichloro-6-pyridazone is used as a chemical intermediate in organic synthesis, particularly for preparing substituted pyridazinones and for research and development purposes.

What is the CAS number and molecular formula?

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The CAS number for 1-Phenyl-4,5-dichloro-6-pyridazone is 1698-53-9, and its molecular formula is C10H6Cl2N2O.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1-Phenyl-4,5-dichloro-6-pyridazone with an assay of ≥99%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.

How should 1-Phenyl-4,5-dichloro-6-pyridazone be handled?

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According to the safety data, it is a warning irritant (H315, H319, H335). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.

Is this chemical packed and shipped internationally by TSS?

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Yes, Tech Serve Solutions specialises in global supply and export of fine chemicals, pharmaceutical intermediates, and laboratory reagents, including 1-Phenyl-4,5-dichloro-6-pyridazone.

How can I request a sample or quote for 1-Phenyl-4,5-dichloro-6-pyridazone?

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To request a sample or a quotation, please contact our sales team through the website or by phone. Provide the product name and CAS number (1698-53-9) for efficient processing.

Need 1-Phenyl-4,5-dichloro-6-pyridazone in a specific grade or volume?