Te hoko wera Trifluoromethanesulfonic anhydride CAS 358-23-6

Whakaahuatanga Poto:

Ko te waikawa trifluoromethanesulfonic, he waikawa waro kaha me te tauira CF3SO3H, he whakarewa ki te wai, he iti te paitini. Ka whakamahia nuitia, koinei tetahi o nga superacid e mohiotia ana. He kaha te waikura me te makuku, he nui te whakamahi i roto i nga mahi rongoa, matū me etahi atu ahumahi, me te iti o te waahanga, te kaha o te waikawa me te ahua pumau. I nga wa maha, ka taea e ia te whakakapi i te waikawa pungatara tuku iho, te waikawa maaota me etahi atu waikawa pararopi tuku iho, me te whai waahi ki te arotau me te whakapai ake i te mahi.

 

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Taipitopito Hua

Tohu Hua

Whakaahuatanga Hua

Trifluoromethanesulfonic anhydride

CAS: 358-23-6
MF: C2F6O5S2
MW: 282.14
EINECS: 206-616-8

Maama: 99% min

 

Ko te trifluoromethanesulfonic anhydride, e mohiotia ana ko te triflic anhydride, ko te pūhui matū me te tātai₂O.

Ko te waikawa anhydride i ahu mai i te waikawa triflic.

Ko tenei puhui he electrophile kaha, he pai mo te whakauru i te roopu triflyl, CF₃SO₂.

Whakatakotoranga

Nga taonga

Whakatakotoranga

Nga hua whakamatautau

Te ahua

Te wai marama kore tae

Ka rite

Maamaa

99.0% min

99.52%

F

50ppm

13.9ppm

CF3SO3H

0.5%

0.38%

SO4

100ppm

74.4ppm

Whakamutunga: Tohu.

Taupānga

Nga tono

1. Hei takawaenga, Trifluoromethanesulfonic anhydride e whakamahia nuitia ana i roto i te ahumahi rongoora, te pūmua, te huka, te huaora, me etahi atu, Friedel-Crafts catalysts mo te benzylation me te tauhohenga cyclohexylation.

2. Ka whakamahia te ahumahi kirihou ki te whakakoi i te tauhohenga whakahiato matū hei whakakorikori mo te oligomerization me te whakarereketanga o te rapa silicon Chemicalbook rapa.

3. Te ahumahi matū hiko mo te hanga o nga polymers hiko

4. Te ahumahi hinu hei whakakorikori mo te tauhohenga protonation.

5. Te patupatu waiu me te kaiwhakarite tipu mo te umanga ahuwhenua.

6. Mo te ahumahi huka.

7. Ka whakamahia nga rangahau taiwhanga mo nga tauhohenga motuhake

To Tatou Painga

Rare-earth-scandium-oxide-with-great-utu-2

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