Ytterbium trifluoromethanesulfonate| CAS 252976-51-5| China sobu

Nkọwa dị mkpirikpi:

Ytterbium trifluoromethanesulfonate, CAS nọmba 54761-04-5, bụ Lewis acid na-eguzogide mmiri maka njikọ otu ite nke beta-lactam na mgbakwunye nucleophilic nke radicals efu na nhazi stereoconfiguration na-achịkwa.

 

Ezi Ogo & Nnyefe Ọsọ & Ọrụ Nhazi

Ekwentị oku: +86-17321470240(WhatsApp&Wechat)

Email: kevin@epomaterial.com


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa ngwaahịa

A na-etinye ya na trifluoromethanesulfonate

CAS: 252976-51-5

MF: C3H2F9O10S3Yb

MW: 638.26

Ịdị ọcha: 98% nkeji

 

Ọ bụ ihe na-eme ka mmiri na-eguzogide Lewis acid, nke a na-ejikarị na nhazi otu ite nke β-lactam na mgbakwunye nucleophilic na-achịkwa stereoconfiguration nke free radicals.

 

Nkọwapụta

Ihe

Nkọwapụta

Nsonaazụ ule

Ọdịdị

Ọcha ma ọ bụ Gbanyụọ-ọcha siri ike

Dabara

Ịdị ọcha

98% nkeji

99.2%

Mmechi: tozuru oke.

Ngwa

Ngwa

A na-eji Ytterbium (III) trifluoromethanesulfonate hydrate iji kwalite glycosidation nke glycosyl fluorides na dị ka ihe na-akpali akpali na nkwadebe nke pyridine na quinoline.

Ytterbium trifluoromethanesulfonate nwere nguzogide mmiri ma a na-ejikarị eme ka mmeghachi omume njikọ organic dị iche iche. Ịdị ọcha na-abụkarị ≥98%, ọdịdị ahụ bụ kristal na-acha ọcha, na ọnọdụ nchekwa bụ 2-8℃‌23. Ọ na-egosiputa acidity siri ike na ngwọta mmiri na-ejikarị eme ihe na mmeghachi omume nke organic na-achọ catalysis acid siri ike.

 

Ngwaahịa ndị emetụtara

Europium Trifluoromethanesulfonate CAS 52093-25-1
Ytterbium Trifluoromethanesulfonate CAS 252976-51-5
Scandium Trifluoromethanesulfonate CAS 144026-79-9
CERIUM TRIFLUOROMETHANESULFONATE CAS 76089-77-5
LANTHANUM TRIFLUOROMETHANESULFONATE CAS 76089-77-5
PRASEODYMIUM TRIFLUOROMETHANESULFONATE CAS 52093-27-3
Samarium Trifluoromethanesulfonate CAS 52093-28-4
Yttrium Trifluoromethanesulfonate CAS 52093-30-8
Terbium Trifluoromethanesulfonate CAS 148980-31-8
Neodymium Trifluoromethanesulfonate CAS 34622-08-7
Gadolinium Trifluoromethanesulfonate CAS 52093-29-5
Zinc Trifluoromethanesulfonate CAS 54010-75-2
Ọla kọpa Trifluoromethanesulphonate CAS 34946-82-2
Silver Trifluoromethanesulfonate CAS 2923-28-6
TrifluoromethanesulfonicAnhydride CAS 358-23-6

Uru Anyị

Obere-ụwa-scandium-oxide-nwere nnukwu ọnụ ahịa-2

Ọrụ anyị nwere ike inye

1) Enwere ike ịbanye nkwekọrịta nkwekọrịta

2) Enwere ike ịbanye nkwekọrịta nzuzo

3) nkwa nkwụghachi ụbọchị asaa

Ihe dị mkpa: anyị nwere ike ịnye ọ bụghị naanị ngwaahịa, mana ọrụ ngwọta teknụzụ!


  • Nke gara aga:
  • Osote: