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2-Bromopyridine-4-carboxylic acid (CAS # 66572-56-3)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H4BrNO2
Molar Mass 202.01
Njupụta 1.813±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 229-231°C
Ebe Boling 447.2± 30.0 °C(buru amụma)
Ebe mgbari 224.3C
Uzuoku nrịbama 8.78E-09mmHg na 25°C
Ọdịdị Crystalline ntụ ntụ
Agba Ọcha
BRN 471895
pKa 2.98± 0.10 (buru amụma)
Ọnọdụ Nchekwa Debe n'ebe gbara ọchịchịrị, mechie ya na nkụ, okpomọkụ ụlọ
MDL MFCD01646069
Njirimara anụ ahụ na kemịkalụ Ebe mgbaze 229-231°C
Jiri Okpomọkụ nchekwa 2-8 ℃

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu 36/37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
WGK Germany 3
Koodu HS 29333990
Ihe edeturu egwu Na-ewe iwe/Na-ajụ oyi
Klas Hazard Iwe

 

Okwu mmalite

2-Bromoisoniacin, nke a makwaara dị ka 2-bromopyridine-4-carboxylic acid, bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke 2-bromoisoniacicinic acid:

 

Ogo:

- Ọdịdị: 2-Bromoisoniacinic acid bụ kristal siri ike na-acha ọcha ma ọ bụ na-acha ọcha.

- Solubility: Enwere ike ịgbaze ya na ihe mgbaze organic dị ka mmiri, ethanol, na ether.

- Njirimara kemịkalụ: Ọ nwere ike nweta mmeghachi omume alkaline hydrolysis n'okpuru ọnọdụ alkaline iji mepụta ogige bromopyridine kwekọrọ.

 

Jiri:

- A pụkwara iji ya mee ihe dị ka onye na-agba agba agba na nhazi nke agba na pigmenti.

 

Usoro:

- A na-enweta usoro nkwadebe a na-ahụkarị maka 2-bromoisoniacinic acid site na imeghachi 2-picolinic acid na thionyl bromide. Gwakọta 2-picolinic acid na sulfoxide n'ime ihe mgbaze kwesịrị ekwesị ma tinye ụfọdụ ihe na-eme ka acidic. Mgbe ahụ, a na-agbakwụnye thionyl bromide nwayọọ nwayọọ, mmeghachi omume ahụ na-ewerekwa ọnọdụ. A na-edozi ngwọta mmeghachi omume nke ọma ma mee ka ọ dị ọcha iji nweta ngwaahịa 2-bromoisoniacinic acid na ịdị ọcha dị elu.

 

Ozi nchekwa: Ọ bụ ihe na-akpasu iwe nke nwere ike ịkpata mgbakasị ahụ na ahụ erughị ala na kọntaktị na akpụkpọ ahụ, anya, ma ọ bụ traktị iku ume. Ngwa nchedo onwe onye kwesịrị ekwesị dịka uwe aka, ugogbe anya, na ọta ihu kwesịrị iyi mgbe ejiri ya.

- Mgbe ị na-eji 2-bromoisoniacin, zere ikuru uzuzu ya ma ọ bụ vapors. Mgbe ọgwụgwọ gasịrị, ebe ndị mmetọ na akụrụngwa kwesịrị ihicha nke ọma.

- Nchekwa nke ọma nke 2-bromoisoniacin, a ga-edobe ya na ebe akọrọ, dị jụụ na nke ọma, pụọ na mgbanye ọkụ na oxidants. Chekwaa iche site na combustibles, acids na mbelata ihe.

- Ọ bụrụ na ikuku ume na mberede, ikpughe ma ọ bụ iri 2-bromoisoniacin, chọọ nlekọta ahụike ozugbo wee weta ntuziaka ma ọ bụ akara ngwaahịa a na-ajụ.


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