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Submit ReviewTheophylline
Description: Adenosine receptor antagonist; bronchodilator
Chemical Name: 3,7-Dihydro-1,3-dimethyl-1H-purine-2,6-dione
Purity: ≥99% (HPLC)
Biological Activity for Theophylline
Theophylline is a bronchodilator, anti-inflammatory and immunomodulator. Antagonizes adenosine receptors and is a weak non-selective inhibitor of phosphodiesterases (PDEs).
Technical Data for Theophylline
| M. Wt | 180.16 |
| Formula | C7H8N4O2 |
| Storage | Store at RT |
| Purity | ≥99% (HPLC) |
| CAS Number | 58-55-9 |
| PubChem ID | 2153 |
| InChI Key | ZFXYFBGIUFBOJW-UHFFFAOYSA-N |
| Smiles | O=C1C2=C(N=CN2)N(C)C(N1C)=O |
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.
Product Datasheets for Theophylline
References for Theophylline
References are publications that support the biological activity of the product.
Page (1999) Recent advances in our understanding of the use of theophy. in the treatment of asthma. J.Clin.Pharmacol. 39 237 PMID: 10073321
Coward et al (1998) Asthma, adenosine, mast cells and theophy. Clin.Exp.Allery 28 42
Barnes (2003) Theophylline. New perspectives for an old drug. Am.J.Respir.Care Med. 167 813
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Keywords: Theophylline, Theophylline supplier, Phosphodiesterases, inhibitors, inhibits, adenosines, receptor, antagonists, bronchodilator, PDE, Non-Selective, Receptors, Non-selective, Adenosine, 2795, Tocris Bioscience
Citations for Theophylline
Citations are publications that use Tocris products.
Currently there are no citations for Theophylline.
Reviews for Theophylline
Average Rating: 5 (Based on 1 Review.)
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Theophylline.
By
Sergiy Sylantyev on 03/13/2026
Assay Type: In Vitro
Species: Solea senegalensis
Cell Line/Tissue: Brain
Theophylline 2 mM was used in patch-clamp current-clamp recordings as a component of intracellular solutions blocking inner adrenoreceptors. The uniform responses to electrical stimulation series confirm successful theophylline action in this concentration.
