Homosalate (CAS: 118-56-9) nrog cov ntaub ntawv qhia ntxaws
Cov ntsiab lus
|
Cov lus sib xws
| Benzoicacid, 2-hydroxy-, 3,3,5-trimethylcyclohexylester; Benzoicacid, 2-hydroxy-, 3,3,5-trimethylcyclohexylester; tivthaiv ntawm Coppertone; Coppertone; Filtersol ''A''; Filtrosol A; Heliopan; Homosalat |
| CAS | 118-56-9 |
| Cov Qauv Molecular | C16H22O3 |
| Qhov Hnyav Molecular | 262.34 |
| Cov Qauv Tshuaj |
|
| Qhov tsos | Cov kua tsis muaj xim pob tshab |
| Kev Ntsuas | 90.0% ~ 110.0% |
Cov Lus Qhia Tshwj Xeeb
| Cov khoom | Cov Lus Qhia Tshwj Xeeb |
| Qhov tsos | Cov kua tsis muaj xim pob tshab |
| Kev txheeb xyuas | A: Kev Nqus Tau Infrared 197F |
| Lub zog nqus tshwj xeeb (841) | 1.049-1.053 |
| Cov ntsuas kev cuam tshuam (831) | 1.516-1.519 |
| Kev tsis huv | ib tus neeg tsis huv: 0.5% max |
| Tag nrho cov khoom tsis huv 2.0% max | |
| Kev Ntsuas | 90.0% ~ 110.0% |
| Xaus Lus: Cov khoom no ua raws li USP40 | |
Kev Siv
Homosalate, tseem hu ua protomembranous dispersion ester, yog ib hom tshuaj salicylic acid hom ultraviolet absorbent. Nws lub npe tshuaj yog 3,3,5-trimethylcyclohexyl salicylate, uas tuaj yeem nqus tau UVB295 ～ 31Chemicalbook 5nm ultraviolet lub teeb. Nws tau txais kev pom zoo los ntawm US FDA, Tebchaws Europe, Nyiv thiab Australia los siv ua tshuaj pleev thaiv hnub los tiv thaiv daim tawv nqaij ntawm UVB hluav taws xob puas tsuaj. Nws yog dav siv hauv tshuaj pleev thaiv hnub, toner thiab lwm yam tshuaj pleev ib ce thiab khaub ncaws ntaub.
Ntim thiab Xa Khoom
25KG/nruas
Homosalate yog cov khoom siv ib txwm muaj thiab tuaj yeem thauj los ntawm hiav txwv lossis huab cua
khaws cia thiab cia
Kev siv tau: 2 xyoos
Khaws cia rau hauv lub thawv kaw ntawm chav tsev kub thiab khaws cia kom qhuav
Peev Xwm
10 MT ib hlis, tam sim no peb tab tom nthuav peb cov kab ntau lawm.
tej yam uas xav tau kev saib xyuas
Homosalate yog ib qho tshuaj pleev thaiv hnub UV UVB, uas yog ib feem ntawm cov tshuaj pleev thaiv hnub thiab tuaj yeem nqus tau UVB 295-315 bands. Txawm li cas los xij, qee qhov kev tshawb fawb tau qhia tias Homosalate muaj cov nyhuv tsis zoo rau cov tshuaj hormones thiab tsim cov tshuaj lom metabolites. Qhov ntau npaum li cas xav tau yuav tsum tsis pub tshaj 10%.
kev npaj
Ntxiv 10.0g ntawm methyl salicylate thiab 14.0g ntawm 3,3,5-trimethylcyclohexanol rau hauv lub raj mis 250ml peb lub caj dab, sib tov zoo, ntxiv 5.0g ntawm potassium carbonate, cua sov txog li 120-130 ℃, tshuaj tiv thaiv nrog Chemicalbook rau 10 teev, thiab tus nqi hloov pauv ntawm methyl salicylate saib xyuas los ntawm roj chromatography yog 85.6%. Los ntawm kev nqus tsev distillation, 12.2g ntawm cov xim tsis muaj xim thiab pob tshab fumaric ester tau txais nrog cov txiaj ntsig ntawm 70.8% thiab GC purity ntawm ntau dua 99%.
Cov Lus Nug Feem Ntau
Q: Qhov kev txiav txim yam tsawg kawg nkaus rau Homosalate (CAS: 118-56-9) yog dab tsi?
R:1kg
Q: Yog tias koj tuaj yeem txais cov khoom ntim tshwj xeeb rau Homosalate (CAS: 118-56-9)?
R: Yog, peb tuaj yeem npaj cov khoom raws li tus neeg yuav tsum tau ua.
Q: Puas siv tau Homosalate (CAS: 118-56-9) rau cov khoom siv pleev kom zoo nkauj?
R: Muaj tseeb tiag
Q: Koj tuaj yeem lees txais kev them nyiaj dab tsi rau Homosalate (CAS: 118-56-9)?
R: LC, TT, WESTERN UNION thiab lwm yam
