Tus lej CAS 139755-83-2 yog tus lej cim tshwj xeeb uas tau muab los ntawm Chemical Abstracts Service rau sildenafil citrate, cov khoom muaj nyob hauv Viagra. Tus lej CAS (Chemical Abstracts Service) yog tus cim tshwj xeeb rau cov tshuaj lom neeg, suav nrog cov tebchaw, polymers, cov kab ke lom neeg, cov khoom sib xyaw, thiab cov hlau. Txhua tus lej CAS tshwj xeeb rau ib yam khoom, ua rau nws muaj kev ntseeg siab los txheeb xyuas thiab nkag mus rau cov ncauj lus kom ntxaws txog cov tshuaj.
Sildenafil citrate, txheeb xyuas los ntawm CAS 139755-83-2, yog dawb mus rau dawb crystalline hmoov nrog cov mis mos ntawm C22H30N6O4S thiab molecular hnyav ntawm 474.58 g / mol. Nws yog soluble hauv dej thiab me ntsis soluble hauv ethanol. Cov tshuaj no ua haujlwm raws li kev xaiv inhibitor ntawm enzyme phosphodiesterase hom 5 (PDE5), uas feem ntau pom muaj nyob rau hauv cov leeg nqaij ntawm lub cev corpus cavernosum hauv qhov chaw mos, nrog rau hauv retina.
Tus lej CAS yog qhov tshwj xeeb tshaj yog rau cov kws tshawb fawb, kws muag tshuaj, thiab cov koom haum tswj hwm vim nws tso cai rau lawv txheeb xyuas cov sildenafil citrate hauv cov ntaub ntawv tshawb fawb, kev tsim khoom, thiab cov ntaub ntawv tswj hwm. Qhov tshwj xeeb no yog qhov tseem ceeb hauv kev lag luam kws tshuaj, qhov twg qhov kev txheeb xyuas tseeb ntawm cov khoom sib xyaw tuaj yeem cuam tshuam rau kev tsim tshuaj, kev tswj kom zoo, thiab kev ua raws cai.
Sildenafil citrate's therapeutic application yog feem ntau hauv kev kho mob erectile kawg (ED) thiab pulmonary arterial hypertension (PAH). Hauv ED, sildenafil citrate pab txhim kho erectile teb thaum ib tug txiv neej pw tsaug zog. Hauv PAH, nws pab ua kom cov hlab ntsha hauv lub ntsws, ua kom cov ntshav ntws tau yooj yim dua.
Kev siv cov lej CAS, zoo li 139755-83-2, ua kom yooj yim rau kev sib pauv cov ntaub ntawv tshuaj lom neeg thoob ntiaj teb thiab txhawb kev siv tshuaj lom neeg muaj kev nyab xeeb thiab siv tau zoo. Nws ua kom ntseeg tau tias cov kws tshaj lij thoob plaws ntau thaj chaw tuaj yeem txheeb xyuas cov tshuaj tsis meej thiab nkag mus rau cov ncauj lus kom ntxaws txog tshuaj thiab kev tswj hwm, uas yog qhov tseem ceeb rau kev tshawb fawb, kev siv tshuaj kho mob, thiab kev ua raws li kev nyab xeeb.
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