Coumarin yog ib qho tshuaj uas pom muaj nyob rau hauv ntau yam nroj tsuag thiab kuj tuaj yeem tsim tau. Vim nws muaj ntxhiab tsw tshwj xeeb, ntau tus neeg nyiam siv nws ua cov khoom noj khoom haus ntxiv thiab cov tshuaj tsw qab. Coumarin suav tias yog tshuaj lom rau lub siab thiab lub raum, thiab txawm hais tias nws muaj kev nyab xeeb heev rau kev noj cov khoom noj ntuj uas muaj cov tshuaj no, nws siv rau hauv cov khoom noj raug txwv heev.
Lub npe tshuaj rau coumarin yog benzopyranone. Nws qhov qab zib tshwj xeeb ua rau ntau tus neeg nco txog qhov tsw ntawm cov nyom tshiab. Nws tau siv rau hauv cov tshuaj tsw qab txij li thaum xyoo pua 19th. Coumarin ntshiab yog cov qauv siv lead ua, me ntsis vanilla tsw. Thaum noj rau hauv lub cev, coumarin tuaj yeem ua haujlwm ua cov ntshav nyias nyias thiab muaj cov txiaj ntsig kho rau qee cov qog nqaij hlav. Coumarins kuj muaj qee qhov kev cuam tshuam antifungal, tab sis muaj ntau yam tshuaj muaj kev nyab xeeb dua uas tuaj yeem hloov cov teebmeem no. Txawm li cas los xij, coumarins qee zaum siv ua ke nrog qee cov tshuaj ntshav nyias nyias rau lub hom phiaj kho mob.
Coumarin yog ib qho chaw ntuj tsim ntawm ib qho ntawm cov coumarins, tseem hu ua dunga taum, uas feem ntau loj hlob hauv thaj chaw sov. Cov coumarin tau los ntawm kev muab cov taum tso rau hauv cawv thiab ferment lawv. Cov nroj tsuag xws li rhinoceros, strawberries, cherries, bison nyom, clover thiab apricots kuj muaj cov tshuaj no. Coumarin tau siv ua vanilla hloov hauv cov khoom noj ua tiav (tshwj xeeb tshaj yog luam yeeb), tab sis ntau lub tebchaws tau txwv tsis pub siv nws.
Qee cov khoom noj ib txwm muaj yog ua los ntawm cov nroj tsuag uas muaj coumarin, uas yog ib qho txuj lom tseem ceeb hauv cov khoom noj no. Hauv tebchaws Poland thiab lub tebchaws Yelemees, tib neeg tau siv los ntxiv cov nroj tsuag xws li caryophylla rau hauv cov dej haus cawv kom tsim tau ib qho tsw tshiab, tshwj xeeb, thiab tsw qab, uas feem ntau yog coumarin. Hom khoom no tsis muaj kev phom sij rau cov neeg siv khoom, tab sis koj yuav tsum tsis txhob noj cov khoom noj no ntau dhau.
Hauv cov nroj tsuag, cov coumarins kuj tseem tuaj yeem ua haujlwm ua cov tshuaj tua kab ntuj kom tsis txhob muaj kev cuam tshuam rau cov nroj tsuag. Muaj ntau yam tshuaj hauv tsev neeg coumarin siv los tsim cov tshuaj tua kab, thiab qee qhov siv los tua cov kab tsuag loj dua. Qee cov khoom siv rau cov neeg siv khoom yuav muaj qee qhov kev paub txog qee cov tshuaj hauv tsev neeg coumarin, xws li cov tshuaj anticoagulant warfarin uas paub zoo tshaj plaws, uas tuaj yeem txhaj tshuaj lossis noj tau raws li tus neeg mob xav tau.
Lub sijhawm tshaj tawm: Lub Ib Hlis-18-2024
