Qhov sib txawv tseem ceeb ntawm camphor thiab menthol yog tias camphor muab qhov sov so, thaum menthol muab qhov txias txias.
Camphor thiab menthol yog cov organic uas tuaj yeem txo qhov mob me. Camphor relieves mob los ntawm absorbing mus rau hauv daim tawv nqaij epidermis, stimulating lub paj hlwb rhiab heev rau kub thiab txias, uas yuav ua tau ib tug sov so hnov thaum thov rau ntawm daim tawv nqaij. Menthol, ntawm qhov tod tes, tuaj yeem ua rau muaj qhov txias txias los ntawm kev ua kom lub cev txias-rhiab rau ntawm daim tawv nqaij.
Camphor yog dab tsi?
Camphor yog cov khoom siv waxy uas muaj lub zog muaj zog. Cov khoom no yog flammable thiab pob tshab, thiab. Camphor yog cov tshuaj terpenoid uas muaj cov tshuaj formula C10H16O. Peb tuaj yeem pom cov khoom no tshwm sim hauv cov ntoo ntawm camphor laurel (Cinnamomum camphora), uas yog tsob ntoo ntsuab loj uas peb tuaj yeem pom hauv East Asia. Txawm li cas los xij, peb tuaj yeem tsim cov tshuaj no los ntawm cov roj turpentine.
Daim duab 01: Enantiomers of Camphor
Raws li pom hauv daim duab saum toj no, muaj ob qhov ua tau zoo ntawm camphor. Ntawm lawv, ib qho ntawm sab laug yog daim ntawv tshwm sim ntawm camphor peb tuaj yeem hu ua (+)-camphor. Cov qauv ntawm sab xis yog daim iav duab ntawm cov qauv camphor tshwm sim.
Camphor tshwm sim li dawb, translucent crystals. Thaum xav txog qhov tsw ntawm cov khoom no, nws muaj ib qho tsw qab uas nkag mus. Tau ntau pua xyoo, camphor tau tsim los ntawm tib neeg raws li cov khoom siv hav zoov los ntawm kev sib xyaw ua ke los ntawm cov vapor muab tawm los ntawm kev ci ntawm cov ntoo chips txiav los ntawm cov ntoo cuam tshuam, thiab tom qab ntawd los ntawm kev dhau cov pa los ntawm cov ntoo pulverized thiab condensing lub vapor. Txawm li cas los xij, peb tuaj yeem tsim camphor los ntawm alpha-pinene (cov khoom no muaj ntau nyob rau hauv cov roj ntawm cov ntoo coniferous). Ntxiv mus, peb tuaj yeem tsim nws los ntawm distillation ntawm turpentine uas yog tsim los ntawm cov khoom siv tshuaj pulping.
Muaj ntau ntau yam kev siv camphor vim nws muaj peev xwm sublimating. Hauv kev tsim cov yas ua cov yas yas, ua cov tshuaj tua kab thiab tshuaj tua kab, ua cov tshuaj tsw qab, thiab lwm yam. Ntxiv rau cov no, muaj qee qhov kev ua noj ua haus ntawm camphor (xws li siv nws ua cov khoom qab zib), siv tshuaj (raws li tshuaj pleev ib ce raws li daim tawv nqaij cream los yog tshuaj pleev kom txo tau los ntawm khaus los ntawm kab tom), nyob rau hauv Hindu kev cai dab qhuas ceremonies, thiab lwm yam.
Menthol yog dab tsi?
Menthol yog ib qho organic compound uas muaj peev xwm ua rau cov tshuaj ua kom txias-rhiab rau ntawm daim tawv nqaij. Cov tshuaj no yog tsim los ntawm hluavtaws los yog tau los ntawm cov roj ntawm pob kws mint, peppermint, los yog lwm yam mints. Menthol yog cov khoom siv waxy, crystalline uas muaj xim dawb lossis pom tseeb, thiab nws yog cov khoom nyob rau hauv chav tsev kub uas tuaj yeem yaj ntawm qhov kub me ntsis saum chav tsev kub.
Naturally, menthol muaj nyob rau hauv ib qho ntshiab stereoisomer. Tab sis muaj yim qhov ua tau stereoisomers ntawm menthol raws li qhia hauv qab no. Ntawm lawv, daim ntawv (+)-menthol yog daim ntawv ruaj khov tshaj plaws.
Daim duab 02: Yim Yim Tau Txais Cov Tshuaj Stereoisomers ntawm Menthol
Menthol muaj peev xwm ua kom lub cev txias-rhiab rau ntawm peb cov tawv nqaij, ua rau qhov txias txias. Qhov kev tawm tsam no tshwm sim thaum menthol tau nqus, noj, lossis siv rau ntawm daim tawv nqaij. Tsis tas li ntawd, cov tshuaj no suav hais tias muaj cov khoom ua kom muaj zog. Nws tuaj yeem thaiv qhov voltage-sensitive sodium channels ntawm daim tawv nqaij, txo cov kev ua haujlwm neural uas tuaj yeem txhawb nqa cov leeg.
Muaj ntau ntau daim ntawv thov tseem ceeb ntawm menthol, suav nrog kev tsim khoom ntawm qee yam khoom tsis yog tshuaj rau lub sijhawm luv luv lossis mob caj pas me thiab qhov ncauj me me, ua cov tshuaj tua kab mob kom txo tau khaus, raws li tshuaj pleev xim, raws li kev nkag mus. enhancer rau kev xa tshuaj, hauv cov khoom tom qab txhuam hniav kom txo tau rab chais, thiab lwm yam.
Qhov Zoo sib xws ntawm Camphor thiab Menthol yog dab tsi?
- Ob leeg camphor thiab menthol yog cov khoom tshwm sim.
- Cov tshuaj no tuaj yeem txo qhov mob me.
Qhov txawv ntawm Camphor thiab Menthol yog dab tsi?
Camphor thiab menthol yog cov organic uas tuaj yeem txo qhov mob me. Camphor yog cov khoom siv waxy uas muaj lub zog muaj zog thaum menthol yog cov organic compound muaj peev xwm ua rau cov tshuaj tiv thaiv txias-rhiab rau ntawm daim tawv nqaij. Qhov sib txawv tseem ceeb ntawm camphor thiab menthol yog tias camphor muab qhov sov so, thaum menthol muab qhov txias txias.
Hauv qab infographic qhia ntau qhov sib txawv ntawm camphor thiab menthol hauv daim ntawv tabular.
Summary – Camphor vs Menthol
Camphor txo qhov mob los ntawm kev nqus mus rau hauv daim tawv nqaij epidermis, txhawb cov paj hlwb uas nkag siab rau qhov kub thiab txias, uas tuaj yeem tsim qhov sov sov thaum siv rau ntawm daim tawv nqaij. Menthol, ntawm qhov tod tes, tuaj yeem ua rau muaj qhov txias txias los ntawm kev txhawb nqa cov receptors txias ntawm daim tawv nqaij. Yog li, qhov no yog qhov sib txawv tseem ceeb ntawm camphor thiab menthol.
