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2-Amino Pyrazine (CAS#5049-61-6)

Ngwongwo kemịkalụ:

Usoro ihe omimi C4H5N3
Molar Mass 95.1
Njupụta 1.1031 (atụmatụ siri ike)
Ebe Na-agbaze 118-120 Celsius C (ọkụ)
Ebe Boling 167.6°C (atụmatụ siri ike)
Ebe mgbari 129.08C
Mmiri Solubility soluble
Solubility soluble na methanol
Uzuoku nrịbama 0.021mmHg na 25°C
Ọdịdị Crystalline ntụ ntụ
Agba Obere odo ka ọ bụrụ beige
BRN 107025
pKa 3.22± 0.10 (buru amụma)
Ọnọdụ Nchekwa Debe n'ebe gbara ọchịchịrị, ikuku na-adịghị mma, okpomọkụ ụlọ
Ntụgharị uche 1.5200 (atụmatụ)
Njirimara anụ ahụ na kemịkalụ kristal na-adịghị ọcha

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R11 - Na-agba ọkụ nke ukwuu
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
WGK Germany 3
Koodu HS 29339990

 

Okwu mmalite

2-Aminopyrazine bụ ngwakọta organic. Ihe na-esonụ bụ mmalite maka ọdịdị ya, ojiji ya, nkwadebe na ozi nchekwa ya:

 

Ogo:

Ọdịdị: 2-aminopyrazine bụ kristal na-enweghị agba.

Solubility: 2-aminopyrazine nwere ezigbo solubility n'ime mmiri, ọ pụkwara ịsacha ya na ihe mgbaze organic dị ka ethanol na chloroform.

Njirimara kemịkalụ: 2-aminopyrazine bụ ihe alkaline na-eme ngwa ngwa na acid iji mepụta nnu. Ọ nwekwara ike ime mmeghachi omume kemịkalụ dị ka mmeghachi omume nnọchi electrophilic.

 

Jiri:

Agriculture: 2-Aminopyrazine nwere ike iji dị ka ihe na-egbu egbu dị ka fungicides, herbicides, na ndị na-ahụ maka uto osisi.

 

Usoro:

Enwere ọtụtụ ụzọ nkwadebe maka 2-aminopyrazine, ndị a na-ejikarị eme ihe bụ ndị a:

Nkwadebe mmeghachi omume Pyrazine na amonia: pyrazine na amonia na-agbakọta ma meghachi omume na okpomọkụ dị elu, wee kpochaa ya site na akpịrị ịkpọ nkụ na crystallization iji nweta 2-aminopyrazine.

Nkwadebe nke hydrogenation nke pyrrolidone: pyrrolidone bụ hydrogenated na amonia na ọnụnọ nke ihe na-eme ka ọ nweta 2-aminopyrazine.

 

Ozi nchekwa:

2-Aminopyrazine bụ ihe na-emepụta ihe, na nlebara anya kwesịrị ịṅa ntị na nchebe ọkụ na mgbawa mgbe ị na-eji ma na-echekwa ya.

Mgbe ị na-abanye na kọntaktị na 2-aminopyrazine, a ga-ezere kọntaktị ozugbo na akpụkpọ ahụ na iku ume nke gas ya. Ekwesịrị iyi ihe nchekwa kwesịrị ekwesị mgbe ejiri ya.

Ọ bụrụ na ị na-enweta ahụ erughị ala mgbe ilo ma ọ bụ akpụkpọ anụ, chọọ nlekọta ahụike ozugbo wee weta akpa na akara nke ogige ahụ.

Mgbe ị na-ejikwa 2-aminopyrazine, a ga-agbaso ụkpụrụ nchekwa ndị dị mkpa, ma kpochapu ihe mkpofu ahụ nke ọma.

 


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