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ngwaahịa

3-Bromo-4-methylpyridine (CAS# 3430-22-6)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H6BrN
Molar Mass 172.02
Njupụta 1.549g/mLat 25°C(ọkụ)
Ebe Boling 199-200C (ọkụ)
Ebe mgbari 175°F
Solubility Chloroform, methanol
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.549
Agba Kpochapụ enweghị agba ruo edo edo
BRN 878354
pKa 3.54± 0.18 (buru amụma)
Ọnọdụ Nchekwa Ikuku ikuku, Okpomọkụ ụlọ
Ntụgharị uche n20/D 1.56 (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.
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya.
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
S2636 -
NJ UN Jụụ, kpọrọ nkụ, mechie nke ọma
WGK Germany 3
Koodu HS 29339900
Klas Hazard Iwe
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

Bromoethylpyridine bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke bromoethylpyridine:

 

Ogo:

Bromoethylpyridine bụ mmiri mmiri na-enweghị agba na-acha odo odo nwere ụtọ amine dị ka aminophenol. Ọ nwere ezigbo solubility yana soluble na alcohols, ethers na ester solvents.

 

Jiri:

A na-ejikarị Bromoethylpyridine dị ka reagent na etiti na njikọ organic. A pụkwara iji Bromoethylpyridine mee ihe dị ka surfactant, ihe pyrotechnic fluorescent, wdg.

 

Usoro:

A na-emepụta Bromoethylpyridine n'ozuzu site na mmeghachi omume nke ethyl bromide na pyridine n'okpuru ọnọdụ alkaline. Na mmeghachi omume, atom bromine dị na ethyl bromide na-edochi atom hydrogen dị na molekul pyridine iji mepụta ethylpyridine bromide.

 

Ozi nchekwa:

Ekwesịrị ịkpachara anya maka nchekwa mgbe ị na-eji bromoethylpyridine:

Yiri ugogbe anya nchebe na uwe aka mgbe ị na-arụ ọrụ ahụ, ma zere kọntaktị na akpụkpọ ahụ na anya.

Na-arụ ọrụ na mpaghara ikuku nke ọma ma zere ikuku gas ma ọ bụ vapors.

Mgbe a na-echekwa ya, ekwesịrị idowe ya pụọ ​​​​na ọkụ na ebe okpomọkụ, yana pụọ ​​na ìhè anyanwụ.

Bromoethylpyridine na-akpasu iwe na ekwesịrị ịgbaso usoro ọrụ nchekwa dị mkpa.

Mgbe ị na-eji ma ọ bụ na-ejikwa bromoethylpyridine, ọ dị mkpa ịgbaso usoro ọrụ nchekwa nke ụlọ nyocha wee mee nyocha nchekwa nke onwe onye n'otu n'otu n'otu n'otu.


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