theophylline is a type of chemical entity[1]. theophylline ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (718 views/month).[2]
Key Facts
theophylline's instance of is recorded as type of chemical entity[3].
theophylline's chemical structure is recorded as Theophyllin - Theophylline.svg[4].
theophylline's chemical structure is recorded as Theophylline.svg[5].
theophylline's physically interacts with is recorded as Adenosine A1 receptor[6].
theophylline's physically interacts with is recorded as Adenosine A2a receptor[7].
theophylline's physically interacts with is recorded as Adenosine A2b receptor[8].
theophylline's physically interacts with is recorded as Adenosine A2b receptor[9].
theophylline's physically interacts with is recorded as Adenosine A3 receptor[10].
theophylline's GND ID is recorded as 4059781-7[11].
theophylline's CAS Registry Number is recorded as 58-55-9[12].
theophylline's EC number is recorded as 200-385-7[13].
theophylline's canonical SMILES is recorded as CN1C2=C(C(=O)N(C1=O)C)NC=N2[14].
theophylline's InChI is recorded as InChI=1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)[15].
theophylline's InChIKey is recorded as ZFXYFBGIUFBOJW-UHFFFAOYSA-N[16].
theophylline's Library of Congress authority ID is recorded as sh85134710[17].
theophylline's ATC code is recorded as R03DA04[18].
theophylline's chemical formula is recorded as C₇H₈N₄O₂[19].
theophylline's subclass of is recorded as methylxanthine[20].
theophylline's part of is recorded as ambuphylline[21].
theophylline's has use is recorded as medication[22].
theophylline's Commons category is recorded as Theophylline[23].
theophylline's MeSH descriptor ID is recorded as D013806[24].
theophylline's BNCF Thesaurus ID is recorded as 3551[25].
theophylline's has part is recorded as nitrogen[26].
theophylline's has part is recorded as oxygen[27].
Why It Matters
theophylline ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (718 views/month).[2] theophylline has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[28] theophylline is known by 18 alternative names across languages and contexts.[29]
References
Programmatic citations — every numbered marker resolves to a verifiable graph row below.
Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). theophylline. Retrieved May 3, 2026, from https://4ort.xyz/entity/theophylline
