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2-Chloro-3-amino-5-bromopyridine (CAS# 588729-99-1)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H4BrClN2
Molar Mass 207.46
Njupụta 1.834±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 129-132 ℃
Ebe Boling 296.8± 35.0 °C(buru amụma)
Ebe mgbari 133.287°C
Uzuoku nrịbama 0.001mmHg na 25°C
Ọdịdị siri ike
Ogologo ikuku kacha (λ kacha) 314nm (EtOH) (ọkụ)
pKa 0.03± 0.10 (buru amụma)
Ọnọdụ Nchekwa Debe n'ebe gbara ọchịchịrị, mechie ya na nkụ, okpomọkụ ụlọ
Ntụgharị uche 1.648
MDL MFCD02682092

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R25 - Na-egbu egbu ma ọ bụrụ na iloro ya
R37 / 38 - na-akpasu iwe na usoro iku ume na akpụkpọ ahụ.
R41 - Ihe ize ndụ nke mmebi anya dị njọ
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.
S39 - Yiri anya / nchedo ihu.
S45 - Ọ bụrụ na ihe mberede ma ọ bụ ọ bụrụ na ahụ adịghị gị mma, chọọ ndụmọdụ ahụike ozugbo (gosi akara ahụ mgbe ọ bụla enwere ike.)
NJ UN 2811
WGK Germany 3
Koodu HS 29333990
Klas Hazard Iwe
Otu nkwakọ ngwaahịa

 

Okwu mmalite

2-Chloro-3-amino-5-bromopyridine bụ ngwakọta organic. Ihe na-esonụ bụ mmalite mmalite maka ọdịdị ya, ojiji ya, ụzọ mmepụta ya na ozi nchekwa ya:

 

Ogo:

- Ọdịdị: kristal na-acha ọcha na-acha odo odo

- Solubility: Soluble na chloroform na ethanol, soluble ntakịrị na mmiri

 

Jiri:

- A pụkwara iji ogige ahụ mee ihe dị ka ihe na-emepụta ihe na-emepụta ihe na-arụ ọrụ ma na-arụ ọrụ dị mkpa na nchịkọta nke ogige ndị ọzọ.

 

Usoro:

- A na-emekarị njikọ nke 2-chloro-3-amino-5-bromopyridine site na iji mmeghachi omume chlorination-bromination. A na-akwado ya site na mmeghachi omume 3-amino-4-bromopyridine na ihe ndị na-emepụta chlorinating (dị ka phosphorus trichloride, sulfuryl chloride, wdg).

 

Ozi nchekwa:

- 2-Chloro-3-amino-5-bromopyridine bụ kemịkalụ ma chọọ ịkpachapụ anya kwesịrị ekwesị dịka iyi uwe kemịkal na ihe mkpuchi.

- Mgbe ị na-eji ma na-echekwa, kọntaktị na oxidants, acid siri ike, na alkalis siri ike kwesịrị izere iji zere mmeghachi omume dị ize ndụ.

- O nwere ike ịbụ kemịkalụ siri ike n'akpụkpọ ahụ, anya, na usoro iku ume, ekwesịrị iji mmiri sachaa ya ozugbo emechara ya ma chọọ nlekọta ahụike.


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