2,4-Dichloro-6,7-dimethoxyquinazoline
2,4-Dichloro-6,7-dimethoxyquinazoline (CAS 27631-29-4), with a molecular weight of 259.09 g/mol, is a halogenated heterocyclic compound. It serves as a valuable building block in organic synthesis. Its chemical structure makes it suitable for derivatisation and incorporation into more complex molecules, finding utility in research and development settings within the chemical and pharmaceutical industries.
- Synonyms
- 27631-29-4C10H8Cl2N2O2

Organic Synthesis Intermediate
This compound functions as a key intermediate in the synthesis of various organic molecules. Its reactive chlorine atoms allow for nucleophilic substitution, enabling the introduction of diverse functional groups.
Pharmaceutical Research
As a quinazoline derivative, it holds potential as a scaffold for the development of new pharmaceutical agents. Research laboratories may utilise it in the exploration of novel therapeutic compounds.
Heterocyclic Chemistry Building Block
This molecule is a useful building block for constructing more complex heterocyclic systems. Its defined structure and reactivity are advantageous for synthetic chemists.
| Molecular weight | 259.09 |
|---|---|
| Empirical formula | C10H8Cl2N2O2 |
| Assay | 97% |
| Melting point | 175-178 °C(lit.) |

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 equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 2,4-Dichloro-6,7-dimethoxyquinazoline used for?
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2,4-Dichloro-6,7-dimethoxyquinazoline is primarily used as a building block in organic synthesis and in pharmaceutical research for the development of new compounds.
What is the CAS number and formula for 2,4-Dichloro-6,7-dimethoxyquinazoline?
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The CAS number is 27631-29-4 and the empirical formula is C10H8Cl2N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,4-Dichloro-6,7-dimethoxyquinazoline with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound is a Warning substance and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use a dust mask type N95, wear eyeshields and gloves. Avoid breathing dust. Ensure good ventilation. In case of eye contact, rinse cautiously with water for several minutes and seek medical advice.
How is 2,4-Dichloro-6,7-dimethoxyquinazoline packed, shipped, and exported?
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Tech Serve Solutions offers professional packing and global export services for 2,4-Dichloro-6,7-dimethoxyquinazoline, adhering to international shipping regulations for chemical compounds.
How can I request a quote or sample for 2,4-Dichloro-6,7-dimethoxyquinazoline?
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To request a quote or sample, please contact our sales team through the website or by phone, providing your details and the product CAS number 27631-29-4.
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