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2 3-DICHLORO-5-NITROPYRIDINE (CAS# 22353-40-8)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H2Cl2N2O2
Molar Mass 192.99
Njupụta 1.629±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 51-56 ℃
Ebe Boling 256°C (ọkụ)
Ebe mgbari >110°C
Solubility soluble na methanol
Ọdịdị siri ike
Agba Ọcha na-acha odo odo
pKa -4.99±0.10 (buru amụma)
Ọnọdụ Nchekwa n'okpuru gas inert (nitrogen ma ọ bụ argon) na 2-8 Celsius
MDL MFCD03840432

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R43 - nwere ike ịkpata uche site na kọntaktị akpụkpọ
R41 - Ihe ize ndụ nke mmebi anya dị njọ
R37 / 38 - na-akpasu iwe na usoro iku ume na akpụkpọ ahụ.
R25 - Na-egbu egbu 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 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / 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.)
S39 - Yiri anya / nchedo ihu.
NJ UN UN 2811 6.1/PG 3
WGK Germany 1
Koodu HS 29333990
Klas Hazard Iwe
Otu nkwakọ ngwaahịa

 

Okwu mmalite

2,3-Dichloro-5-nitropyridine bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke ọdịdị ya, ojiji ya, usoro nkwadebe na ozi nchekwa ya:

 

Ogo:

- Ọdịdị: 2,3-dichloro-5-nitropyridine bụ enweghị agba na-acha odo odo kristal ma ọ bụ kristal ntụ ntụ.

Solubility: Soluble na organic solvents dị ka chloroform, ethanol, ether na benzene.

 

Jiri:

- Ihe nchekwa: O nwekwara mmetụta antiseptik na enwere ike itinye ya na ngwaahịa ụfọdụ dịka agba, osisi, na plastik, n'etiti ndị ọzọ.

 

Usoro:

- Dị ka ọ na-adịkarị, a na-enweta 2,3-dichloro-5-nitropyridine site na imeghachi 2,3-dichloropyridine na nitric acid.

- Usoro nkwadebe a kapịrị ọnụ nwere ike ịgụnye ụfọdụ ọnọdụ mmeghachi omume na ihe ndị na-akpali akpali, na nkọwapụta akọwapụtara kwesịrị ka eme ya na ụlọ nyocha kemịkalụ.

 

Ozi nchekwa:

- 2,3-Dichloro-5-nitropyridine bụ ngwakọta organic nke chọrọ ịrapagidesi ike na ojiji na njikwa kemịkalụ kwesịrị ekwesị, dị ka iyi uwe mkpuchi, enyo enyo, na uwe ụlọ nyocha.

- Mgbe a na-echekwa ya, a ga-edobe ya n'ebe kpọrọ nkụ, dị jụụ na ebe ọkụ na oxidants.

- Zere ikuru ume, iri nri, ma ọ bụ kọntaktị na akpụkpọ ahụ na anya mgbe ị na-eji ya.

 


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