Theobromine
Theobromine (CAS: 83-67-0), with the molecular formula C7H8N4O2 and a molecular weight of 180.16 g/mol, is a naturally occurring alkaloid found in cocoa beans. It is structurally similar to caffeine and xanthine. Theobromine is primarily utilised as a building block in chemical synthesis and is a subject of interest in nutrition research due to its presence in plant-based products. It is also relevant in cell biology studies.
- IUPAC
- 2,6-Dihydroxy-3,7-dimethylpurine,3,7-Dimethylxanthine
- Synonyms
- 3,7-Dimethylxanthine2,6-Dihydroxy-3,7-dimethylpurine

Chemical Synthesis
Theobromine serves as a valuable heterocyclic building block in organic synthesis. Its purine structure allows for diverse chemical modifications, enabling the creation of novel compounds for research and development.
Nutrition Research
As a naturally occurring alkaloid in cocoa, theobromine is investigated for its potential physiological effects. Research explores its role in dietary contexts and its impact on human health and metabolism.
Cell Biology
Theobromine is employed in cell biology research to study the effects of xanthine derivatives on cellular processes. Its biochemical properties make it a useful tool for investigating signalling pathways and cellular responses.
| Molecular weight | 180.16 |
|---|---|
| Empirical formula | C7H8N4O2 |
| Assay | ≥98.0% (HPLC) |
| Melting point | 345-350 °C |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 Theobromine used for?
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Theobromine (CAS: 83-67-0) is primarily used as a building block in chemical synthesis and is studied in nutrition research and cell biology. It is a naturally occurring alkaloid found in cocoa.
What are the CAS number and chemical formula for Theobromine?
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The CAS number for Theobromine is 83-67-0, and its chemical formula is C7H8N4O2.
What grade and purity does Tech Serve Solutions supply for Theobromine?
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Tech Serve Solutions supplies Theobromine with an assay of ≥98.0% (HPLC). This product is suitable for research and laboratory use. We do not represent it as USP, BP, EP, or pharmacopoeia grade.
What are the safety considerations when handling Theobromine?
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Theobromine is classified as harmful if swallowed (H302) and carries a Warning signal word. Handling requires appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid dust formation and ensure adequate ventilation.
How is Theobromine packed and shipped by TSS?
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Tech Serve Solutions carefully packs and exports Theobromine to meet international shipping regulations for chemical compounds. Specific packaging details can be provided upon request.
How can I request a sample or quote for Theobromine?
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To request a sample or a quote for Theobromine, please contact our sales team via the website or direct email, specifying the CAS number (83-67-0) and required quantity.
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