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2-Fluoro-5-bromopyridine (CAS # 766-11-0)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H3BrFN
Molar Mass 175.99
Njupụta 1.71g/mLat 25°C(ọkụ)
Ebe Boling 162-164°C750mm Hg(ọkụ)
Ebe mgbari 165°F
Solubility DMSO (obere), methanol (obere)
Uzuoku nrịbama 1.37mmHg na 25°C
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.710
Agba Kpochapụ odo na-enweghị agba
BRN 1363171
pKa -2.79±0.10 (buru amụma)
Ọnọdụ Nchekwa Debe n'ebe gbara ọchịchịrị, mechie ya na nkụ, okpomọkụ ụlọ
Ntụgharị uche n20/D 1.5325(ọkụ)
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-enweghị agba

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R22 - na-emerụ ma ọ bụrụ na iloro ya
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
NJ UN UN2810
WGK Germany 3
Koodu HS 29339900
Ihe edeturu egwu Iwe iwe
Klas Hazard 6.1
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

5-Bromo-2-fluoropyridine bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke ọdịdị ya, ojiji ya, usoro nkwadebe na ozi nchekwa ya:

 

Ogo:

Ọdịdị: 5-bromo-2-fluoropyridine bụ enweghị agba na-acha odo odo siri ike.

Solubility: Ọ bụ soluble na organic solvents dị ka ethanol, dimethylformamide (DMF) na dichloromethane.

 

Jiri:

Ngwakọta kemịkalụ: 5-bromo-2-fluoropyridine nwere ike iji dị ka onye na-emekọrịta ihe n'ime ihe ndị na-emepụta ihe ma na-arụ ọrụ dị mkpa na nkwadebe nke ogige ndị ọzọ.

 

Usoro:

N'ozuzu, usoro maka ịkwadebe 5-bromo-2-fluoropyridine nwere usoro ndị a:

A na-emeghachi Pyridine na hydrogen fluoride iji nye 2-fluoropyridine.

2-Fluoropyridine na-emeghachi omume na bromine n'okpuru ọnọdụ alkaline iji nweta 5-bromo-2-fluoropyridine.

 

Ozi nchekwa:

Nchekwa: 5-Bromo-2-fluoropyridine nwere ike imerụ ahụike na gburugburu ebe obibi, yana usoro ọrụ nchekwa dị mkpa kwesịrị ịgbaso. E kwesịrị izere kọntaktị ozugbo na akpụkpọ ahụ na anya mgbe a na-eji ya eme ihe, na ekwesịrị ijide n'aka na ikuku ikuku dị mma.

Nchekwa: 5-Bromo-2-fluoropyridine kwesịrị ịchekwa n'ime akpa ikuku, pụọ na ọkụ na ihe ndị na-ere ọkụ.

Mkpofu mkpofu: Dị ka iwu obodo si dị, a ga-ekpochapụ ihe mkpofu 5-bromo-2-fluoropyridine nke ọma dịka iwu ndị dị mkpa si dị.

 


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