Nyob rau hauv cov organic chemistry, triflate, tseem paub los ntawm lub npe systematic trifluoromethanesulfonate, yog ib pawg ua haujlwm nrog cov qauv CF₃SO₃−. Pawg triflate feem ntau yog sawv cev los ntawm −OTf, as opposed to −Tf (triflyl). Piv txwv li, n-butyl triflate tuaj yeem sau ua CH₃CH₂CH₂CH₂OTf.
Cov khoom | Specification | Cov qhabnias xeem |
Qhov tshwm sim | Dawb los yog dawb hmoov hmoov | Dawb hmoov |
Assay | 98% min | 98.5% |
Xaus: Tsim nyog |
Daim ntawv thov
Siv Nws yog cov dej tsis kam rau Lewis acid siv hauv Aldol cov tshuaj tiv thaiv ntawm silyl enol ethers nrog aldehydes.
Siv A dej-tiv taus Lewis acid siv hauv Aldol cov tshuaj tiv thaiv ntawm silyl enol ethers nrog aldehydes.
Peb yog cov chaw tsim khoom, peb lub Hoobkas nyob hauv Shandong, tab sis peb kuj tuaj yeem muab kev pabcuam nres ib qho rau koj!
T / T (tex hloov pauv), Western Union, MoneyGram, BTC (bitcoin), thiab lwm yam.
≤25kg: hauv peb hnub ua haujlwm tom qab tau txais cov nyiaj them poob haujlwm. 25kg: ib as
Muaj, peb tuaj yeem muab cov qauv dawb me me rau kev soj ntsuam zoo!
1kg ib lub hnab fpr kuaj, 25kg lossis 50kg ib nruas, lossis raws li koj xav tau.
Khaws lub thawv kaw kom nruj rau hauv qhov chaw qhuav, txias thiab zoo-ventilated.