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mankhwala

Lithium bis(trifluoromethanesulphonyl)imide(CAS# 90076-65-6)

Chemical Property:

Molecular Formula C2F6LiNO4S2
Misa ya Molar 287.09
Kuchulukana 1,334 g/cm3
Melting Point 234-238°C (kuyatsa)
Boling Point 234-238?°C (lit.)
Pophulikira >100°C (>212°F)
Kusungunuka kwamadzi Zosungunuka m'madzi.
Kusungunuka H2O: 10mg/mL, zomveka, zopanda mtundu
Kuthamanga kwa Vapor 0Pa pa 25 ℃
Maonekedwe Ufa wa Hygroscopic
Specific Gravity 1.334
Mtundu Choyera
Mtengo wa BRN 6625414
Mkhalidwe Wosungira M'mlengalenga, Kutentha kwa Zipinda
Zomverera Sichinyezimira
Zakuthupi ndi Zamankhwala Maonekedwe: kristalo woyera kapena ufa
Malo osungunuka: 234-238 ℃
Malo osungunuka: 11 ℃
Gwiritsani ntchito Lithium batri electrolyte

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R24/25 -
R34 - Imayambitsa kuyaka
R52/53 - Zowononga zamoyo zam'madzi, zimatha kuyambitsa zovuta zanthawi yayitali m'malo am'madzi.
R48/22 - Ngozi yowopsa yakuwonongeka kwakukulu kwa thanzi mwa kukhala pachiwopsezo chanthawi yayitali ngati kumeza.
Kufotokozera Zachitetezo S22 - Osapumira fumbi.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S61 - Pewani kumasulidwa ku chilengedwe. Onani malangizo apadera / mapepala achitetezo.
Ma ID a UN UN 2923 8/PG 2
WGK Germany 2
TSCA Inde
HS kodi 29309090
Zowopsa Zowopsa/Zowononga/Zopanda chinyezi
Kalasi Yowopsa 8
Packing Group II

 

Mawu Oyamba

Lithium bis-trifluoromethane sulfonimide. Zotsatirazi ndizofotokozera za chikhalidwe chake, kugwiritsa ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

Lithium bis-trifluoromethane sulfonimide ndi ufa wonyezimira wopanda mtundu kapena woyera wa crystalline, womwe umakhala ndi kutentha kwambiri komanso kukhazikika kwamankhwala. Imasungunuka mu zosungunulira zopanda polar monga ether ndi chloroform kutentha kwapakati, koma ndizovuta kusungunuka m'madzi.

 

Gwiritsani ntchito:

Lithium bis-trifluoromethane sulfonimide amagwiritsidwa ntchito kwambiri popanga organic synthesis. Itha kugwiritsidwa ntchito ngati chothandizira mu machitidwe a acidic kwambiri komanso kaphatikizidwe ka organic, monga magwero a ion fluoride ndi zopangira zamchere muzinthu zamchere zamchere. Itha kugwiritsidwanso ntchito ngati chowonjezera cha electrolyte mu mabatire a lithiamu-ion.

 

Njira:

Kukonzekera kwa lithiamu bis-trifluoromethane sulfonimide nthawi zambiri kumapezeka pochita trifluoromethane sulfonimide ndi lithiamu hydroxide. Trifluoromethane sulfonimide imasungunuka mu polar zosungunulira, ndiyeno lithiamu hydroxide imawonjezeredwa kuti ipange lithiamu bistrifluoromethane sulfonimide panthawiyi, ndipo mankhwalawa amapezedwa ndi ndende ndi crystallization.

 

Zambiri Zachitetezo:

Lithium bis-trifluoromethane sulfonimide nthawi zambiri imakhala yotetezeka ngati ikugwiritsidwa ntchito bwino, koma pali zinthu zingapo zomwe muyenera kukumbukira:

- Lithium bistrifluoromethane sulfonimide imatha kuyambitsa kuyabwa kwamaso ndi khungu, ndipo kukhudzana mwachindunji kuyenera kupewedwa mukamagwira.

- Njira zoyenera zolowera mpweya ziyenera kuchitidwa pogwira, kusunga, kapena kutaya lithiamu bistrifluoromethane sulfonimide kuti zitsimikizire chitetezo.

- Ikatenthedwa kapena ikatentha kwambiri, lithiamu bistrifluoromethane sulfonimide imakhala pachiwopsezo cha kuphulika ndipo iyenera kupewedwa kuti isakhudzidwe ndi malawi otseguka kapena kutentha kwambiri.

- Mukamagwiritsa ntchito lithiamu bis-trifluoromethane sulfonimide, tsatirani njira zoyendetsera chitetezo ndikuvala zida zoyenera zodzitetezera monga magolovesi, magalasi, ndi zovala zodzitetezera.

 


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