2,2-Dimethyl-2H-1-benzopyran-6-carbonitrile
2,2-Dimethyl-2H-1-benzopyran-6-carbonitrile (CAS: 33143-29-2) is a heterocyclic organic compound with the molecular formula C12H11NO and a molecular weight of 185.22 g/mol. This benzopyran derivative, often referred to as 6-Cyano-2,2-dimethylchromene, serves as a valuable building block in chemical synthesis. Its structure makes it suitable for incorporation into more complex molecules within research and development settings.
- IUPAC
- 6-Cyano-2,2-dimethylchromene
- Synonyms
- 6-Cyano-2,2-dimethylchromene

Chemical Synthesis Intermediate
This compound functions as a key intermediate in the synthesis of various organic molecules. Its nitrile and benzopyran functionalities allow for diverse chemical transformations.
Heterocyclic Building Block
As a heterocyclic building block, 2,2-Dimethyl-2H-1-benzopyran-6-carbonitrile is utilized in the construction of complex heterocyclic frameworks for research purposes.
Research and Development
It is employed in laboratory research and development for exploring novel chemical pathways and developing new materials or compounds.
| Molecular weight | 185.22 |
|---|---|
| Empirical formula | C12H11NO |
| Assay | 97% |
| Melting point | 45-49 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
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 2,2-Dimethyl-2H-1-benzopyran-6-carbonitrile primarily used for?
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2,2-Dimethyl-2H-1-benzopyran-6-carbonitrile is primarily used as an intermediate and building block in chemical synthesis and research and development.
What is the CAS number and molecular formula for this compound?
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The CAS number is 33143-29-2 and the molecular formula is C12H11NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of 97%. We do not represent it as USP, BP, or EP grade.
How should this chemical be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It has a flash point above 110 °C and a melting point of 45-49 °C.
Is this chemical subject to any special regulations?
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According to German WGK classification, it is categorized as 3, indicating a high hazard.
How is this product packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific packing and shipping details are available upon request.
How can I request a sample or quote?
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To request a sample or quote, please contact our sales department through the designated channels on our website.
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