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1,3,7-Trimethylxanthine (also known as caffeine) is a naturally-occurring stimulant substance of the xanthine class. Notable effects include stimulation, ...
Caffeineisadrug(orchemical)foundinplants.Itcanbeharmfulforbothhumansandanimalsifalargeamountisconsumed.Ifapersonate10-13gramsof ...
Caffeineanhydrousismadefromtheseedsandleavesofcoffeeplants.Theword“anhydrous”means“withoutwater.”Afterharvesting,caffeineisextractedfrom ...
Caffeineanhydrousisadehydratedformofcaffeinethatisoftenaningredientinsportsdrinksandenergybars.Itisalotmoreconcentrated ...
Thispageprovidessupplementarychemicaldataoncaffeine.Chemicalproperties...Meltingpoint,227to228°C(441to442°F;500to501K)(anhydrous)
維基百科中的醫療相關內容僅供參考，詳見醫學聲明。如需醫療服務或可靠意見，請諮詢專業人士。咖啡因（英語：caffeine）是一種黃嘌呤生物鹼 ...
Caffeineisacentralnervoussystem(CNS)stimulantofthemethylxanthineclass.Itisthe...Meltingpoint,235to238°C(455to460°F)(anhydrous).
Caffeinecitrate,soldunderthebrandnameCafcitamongothers,isamedicationusedtotreata...Manufacture[edit].Thedrugispreparedbycombininganhydrouscaffeinewithcitricacidmonohydrateandsodiumcitratedihydrate.
ToleranceandWithdrawal.Inthissection,thefollowingislisted:"Completetolerancetosleep...Ihavetriedheatinguppharmaceuticalgradecaffeine(anhydrous)inameltingpointapparatus,andIsawitmeltatexactlythemel...
Caffeineisacommonplacecentralnervoussystemstimulantdrugwhichoccursinnatureaspartofthecoffee,tea,yerbamate,cocoaandotherplants.Itisalso ...
methyltheobromine;1,3,7-trimethyl-2,6-dioxopurine;1,3,7-trimethylxanthine;anhydrouscaffeine;theine;7-methyltheophylline;1-methyltheobromine ...
Caffeine,anhydrous,testedaccordingtoPh.Eur.L000155·Caffeine,Sigma...https://en.wikipedia.org/wiki/Caffeine·Haz-Map,InformationonHazardous ...
2023年10月12日—Pureanhydrouscaffeineisabitter-tasting,white,odorlesspowderwithameltingpointof235–238°C.Caffeineismoderatelysolublein ...
Caffeineisastimulantpresentintea,coffee,colabeverages,analgesicdrugs,andagentsusedtoincreasealertness.Itisalsousedintopreventand ...