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ngwaahịa

1-Bromo-2 4-difluorobenzene (CAS # 348-57-2)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H3BrF2
Molar Mass 192.99
Njupụta 1.708 g/mL na 25 Celsius C (ọkụ)
Ebe Na-agbaze -4 Celsius C (ọkụ ọkụ)
Ebe Boling 145-146 Celsius C (ọkụ)
Ebe mgbari 125°F
Mmiri Solubility ENWEGHỊ IKE
Uzuoku nrịbama 1.94mmHg na 25°C
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.708
Agba Kpochapụ enweghị agba ruo aja aja
BRN 1680892
PH 5.02 na 24 ℃ na 10g/L
Ọnọdụ Nchekwa A na-ekpuchi ya na akọrọ, 2-8 ° C
Ntụgharị uche n20/D 1.505(ọkụ)
Njirimara anụ ahụ na kemịkalụ njupụta 1.708
ebe agbaze -4 Celsius C
ihe na-esi ísì ụtọ 145 ° C
Ntụgharị ntụgharị 1.504-1.506
ihe ọkụ ọkụ 51°C
mmiri-soluble INSOLUBLE
Jiri Maka ọgwụ ma ọ bụ mmiri mmiri kristal ihe etiti

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R10 - ọkụ
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S16 - Wepụ ya na isi mmalite nke mgbanye.
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.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
S36 - Yiri uwe nchebe kwesịrị ekwesị.
NJ UN UN 1993 3/PG 3
WGK Germany 3
Koodu HS 29036990
Ihe edeturu egwu Enwere ike ire ọkụ
Klas Hazard 3
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

2,4-Difluorobromobenzene bụ ngwakọta organic. Ọ bụ mmiri mmiri na-acha odo odo na-enweghị isi na-esi ísì ụtọ. Nke a bụ nkọwa zuru ezu nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke 2,4-difluorobromobenzene:

 

Ogo:

2,4-Difluorobromobenzene bụ ihe na-ere ọkụ nke nwere ike ịmepụta ngwakọta ọkụ ma ọ bụ ihe mgbawa na ikuku. Ọ na-emebi ụfọdụ ọla.

 

Jiri:

A na-ejikarị 2,4-Difluorobromobenzene eme ihe dị ka etiti na njikọ organic. N'ọhịa nke pesticides, a na-eji ya eme ọgwụ ahụhụ na ahịhịa.

 

Usoro:

2,4-Difluorobromobenzene na-akwadokarị site na mmeghachi omume nnọchi. Usoro nkwadebe a na-emekarị bụ imeghachi bromobenzene na potassium fluoride n'okpuru ọnọdụ acidic iji mepụta 2,4-dibromobenzene, wee mee fluorinate n'ihu onye na-emepụta ihe iji nweta 2,4-difluorobromobenzene.

 

Ozi nchekwa:

2,4-Difluorobromobenzene bụ ihe na-emepụta ihe na-egbu egbu. Ọ nwere mmetụta na-akpasu iwe na akpụkpọ ahụ, anya, na akpụkpọ anụ mucous ma kwesịrị ịsacha ya na mmiri ozugbo emechara ya. Ekwesịrị izere ikuku ume n'oge a na-eji ya ma hụ na ikuku ikuku zuru oke. N'oge nchekwa na njikwa, ekwesịrị ịkpachara anya ka ị ghara ịgbanye ọkụ na ọkụ eletrik. Ekwesịrị ịgbaso usoro ọrụ nchekwa dị mkpa ma yikwa ngwa nchebe kwesịrị ekwesị. Mgbe ị na-ejizi 2,4-difluorobromobenzene, ekwesịrị ịgbaso iwu mpaghara ma kpochapụ ihe mkpofu nke ọma.


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