methylxanthine

methylxanthine
meth·yl·xan·thine .meth-əl-'zan-.thēn n a methylated xanthine derivative (as caffeine, theobromine, or theophylline)

* * *

meth·yl·xan·thine (meth″əl-zanґthēn) any of the methylated derivatives of xanthine, including caffeine, theobromine, and theophylline and their derivatives. Methylxanthines relax smooth muscle, stimulate the central nervous system and cardiac muscle, and produce diuresis; they are used clinically as bronchodilators.

Medical dictionary. 2011.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Methylxanthine — Méthylxanthine Une méthylxanthine est une base xanthinique sur laquelle un ou plusieurs hydrogènes en positions 1, 3 ou 7 est substitué par un groupements méthyl . On compte parmi celles ci : la caféine (1,3,7 triméthylxanthine) la… …   Wikipédia en Français

  • Méthylxanthine — Une méthylxanthine est une base xanthinique sur laquelle un ou plusieurs hydrogènes en positions 1, 3 ou 7 est substitué par un groupements méthyl . On compte parmi celles ci : la caféine (1,3,7 triméthylxanthine) la théophylline (1,3… …   Wikipédia en Français

  • methylxanthine — noun Date: 1949 a methylated xanthine derivative (as caffeine, theobromine, or theophylline) …   New Collegiate Dictionary

  • Methylxanthine — Strukturformel Allgemeines Name Xanthin Andere Namen 2,6 Dihydroxypurin 2,6(1H,3H) Purindion …   Deutsch Wikipedia

  • methylxanthine — noun Any of a group of compounds formed through the methylation of xanthines, such as caffeine …   Wiktionary

  • methylxanthine — ¦ ̷ ̷  ̷ ̷ ¦ ̷ ̷ ˌ ̷ ̷ noun Etymology: methyl + xanthine : a methylated xanthine derivative (as caffeine, theobromine, or theophylline) …   Useful english dictionary

  • Theobromine synthase — In enzymology, a theobromine synthase (EC number|2.1.1.159) is an enzyme that catalyzes the chemical reaction:S adenosyl L methionine + 7 methylxanthine ightleftharpoons S adenosyl L homocysteine + 3,7 dimethylxanthineThus, the two substrates of… …   Wikipedia

  • Chocamine — is a cocoa extract found as an ingredient in many consumer health products, such as NightFood,[1] ChocoMind,[2] ChocoEnergy,[3] LifeMap,[4] Chocoslim,[5] ChocoLift,[6] and ErgoLean AMP …   Wikipedia

  • Theobromine — Drugbox IUPAC name = 3,7 dihydro 3,7 dimethyl 1H purine 2,6 dione CAS number=83 67 0 ATC prefix=C03 ATC suffix=BD01 ATC supplemental=ATC|R03|DA07 PubChem=5429 DrugBank= C=7 | H=8 | N=4 | O=2 smiles=C [n] 1cnc2N(C)C(=O)NC(=O)c12 synonyms=… …   Wikipedia

  • Kurzsichtigkeit — Klassifikation nach ICD 10 H44.2 Degenerative Myopie/Maligne Myopie H52.1 Myopie H52.5 A …   Deutsch Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”