4-Amino-2-chloro-6,7-dimethoxyquinazoline
4-Amino-2-chloro-6,7-dimethoxyquinazoline (CAS 23680-84-4) is a halogenated heterocyclic compound with the molecular formula C10H10ClN3O2. As a valuable building block, it is primarily utilised in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its specific structural features make it a useful intermediate for the development of more complex molecules, contributing to advancements in various chemical research and development sectors.
- IUPAC
- 2-Chloro-6,7-dimethoxy-4-quinazolinamine
- Synonyms
- 2-Chloro-6,7-dimethoxy-4-quinazolinamine

Chemical Synthesis
This compound serves as a key intermediate in organic synthesis. Its quinazoline core and functional groups allow for diverse chemical transformations.
Pharmaceutical Research
As a heterocyclic building block, it can be employed in the exploratory synthesis of novel pharmaceutical agents and drug discovery programmes.
Material Science
Its structure may lend itself to applications in the synthesis of specialised materials with unique electronic or optical properties.
| Molecular weight | 239.66 |
|---|---|
| Empirical formula | C10H10ClN3O2 |
| Assay | 95% |
| Melting point | 262-268 °C (dec.)(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 4-Amino-2-chloro-6,7-dimethoxyquinazoline used for?
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4-Amino-2-chloro-6,7-dimethoxyquinazoline is primarily used as a building block in chemical synthesis and in pharmaceutical research for the development of new molecules.
What is the CAS number and molecular formula for this compound?
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The CAS number is 23680-84-4, and the molecular formula is C10H10ClN3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Amino-2-chloro-6,7-dimethoxyquinazoline with an assay of 95%. TSS does not represent this product as USP, BP, or EP grade; it is suitable for research and chemical synthesis purposes.
How should 4-Amino-2-chloro-6,7-dimethoxyquinazoline be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation as it may cause skin, eye, and respiratory irritation (H315-H319-H335).
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Amino-2-chloro-6,7-dimethoxyquinazoline, adhering to international shipping regulations.
How can I request a quote or sample?
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To request a quote or sample of 4-Amino-2-chloro-6,7-dimethoxyquinazoline, please contact our sales team through the website or by calling us directly.
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