Trifluoromethanesulfonic Anhydride CAS 358-23-6 Nyocha> 99.0% (T)
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Aha Chemical | Trifluoromethanesulfonic anhydride |
Ụdị okwu | Triflic anhydride;Trifluoromethanesulfonic acid anhydride;Trifluoromethanesulphonic anhydride;Tf2O |
Nọmba CAS | 358-23-6 |
Nọmba CAT | RF-PI2093 |
Ọnọdụ Ahịa | N'ahịa, Ikike Mmepụta 600MT/Afọ |
Usoro ihe omimi | C2F6O5S2 |
Ibu molekụla | 282.14 |
Ebe Na-agbaze | -80 ℃ |
Ebe esi nri | 81.0 ~ 83.0 ℃ (ọkụ) |
Mmetụta | Mmiri Na-emetụ n'ahụ, Okpomọkụ nwere mmetụta, Hygroscopic |
Solubility | A na-eji dichloromethane eme ihe.Na-enweghị atụ na Hydrocarbons |
Mmiri Solubility | Jiri mmiri na-eme ihe ike |
Okpomọkụ nchekwa. | Okpomọkụ ụlọ, Argon chajịrị |
Ụdị | Ruifu Chemical |
Ihe | Nkọwapụta |
Ọdịdị | Mmiri na-enweghị agba |
Fluoride efu (dị ka F) | <300ppm |
CF3SO3H | <0.50% (Trifluoromethanesulfonic Acid) (Proton NMR) |
Nyocha | > 99.0% (Titration Nnọpụiche) |
Njupụta (20 ℃) | 1.718-1.725 |
Ntụgharị ntụgharị n20/D | 1.321-1.323 |
Spectrum infrared | Dabara na Ọdịdị |
Nlele ọkọlọtọ | Standardkpụrụ ụlọ ọrụ |
ngwugwu: Kalama, 25kg / gbọmgbọm, ma ọ bụ dị ka ndị ahịa chọrọ
Ọnọdụ Nchekwa:Na-echekwa n'ime akpa ndị a kpuchiri ekpuchi na ebe dị jụụ na nke kpọrọ nkụ;Chebe site na ìhè na mmiri mmiri
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Trifluoromethanesulfonic Anhydride (CAS: 358-23-6) bụ electrophile siri ike ejiri na njikọ kemịkalụ maka iwebata otu triflyl.A na-eji Trifluoromethanesulfonic Anhydride eme ihe n'ọtụtụ ebe maka njikọ nke alkyl na vinyl triflate.Ihe na-eme ka glycosylation maka njikọ nke polysaccharides Reagent maka njikọ stereoselective nke mannosazide methyl uronate na-enye onyinye Activator maka glycosylation ozugbo na shuga anomeric hydroxy.A na-eji Trifluoromethanesulfonic Anhydride iji gbanwee phenols na imine n'ime triflic ester na otu NTf.Ọ bụ electrophile siri ike ejiri maka iwebata ìgwè triflyl na njikọ kemịkalụ.Ọ na-eje ozi dị ka reagent na nkwadebe nke alkyl na vinyl triflate, na maka stereoselective njikọ nke mannosazide methyl uronate onyinye.Ọ na-eme dị ka ihe na-akpali akpali maka glycosylation na anomeric hydroxy sugars iji kwadebe polysaccharides.
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