Ho organic chemistry, triflate, eo hape e tsejoang ka lebitso la tsamaiso trifluoromethanesulfonate, ke sehlopha se sebetsang se nang le foromo CF₃SO₃−. Sehlopha sa triflate hangata se emeloa ke −OTf, ho fapana le −Tf (triflyl). Mohlala, n-butyl triflate e ka ngoloa joalo ka CH₃CH₂CH₂CH₂OTf.
Lintho | Tlhaloso | Liphetho tsa liteko |
Ponahalo | Phofo e tšoeu kapa e bosoeu | Phofo e tšoeu |
Tlhahlobo | 98% mets | 98.5% |
Qetello: Ea tšoanelehang |
Kopo
Lisebelisoa Ke Lewis acid e mamellang metsi e sebelisitsoeng ho Aldol reaction ea silyl enol ethers le aldehydes.
E sebelisa Lewis acid e mamellang metsi e sebelisitsoeng ho Aldol reaction ea silyl enol ethers le aldehydes.
Re baetsi, fektheri ea rona e Shandong, empa re ka boela ra u fa tšebeletso e le 'ngoe ea ho u reka!
T/T(telex transfer), Western Union, MoneyGram, BTC(bitcoin), joalo-joalo.
≤25kg: matsatsing a mararo a sebetsang ka mor'a hore tefo e amoheloe. >25kg: beke e le nngwe
E fumaneha, re ka fana ka disampole tse nyane tsa mahala bakeng sa morero oa tlhahlobo ea boleng!
1kg ka mokotla disampole tsa fpr, 25kg kapa 50kg ka moropa, kapa kamoo o neng o batla kateng.
Boloka setshelo se koetsoe ka thata sebakeng se omeletseng, se pholileng le se nang le moea o motle.