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ngwaahịa

4-Bromo-2-fluorobenzyl bromide (CAS # 76283-09-5)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H5Br2F
Molar Mass 267.92
Njupụta 1.9094 (atụmatụ siri ike)
Ebe Na-agbaze 33-36 Celsius C (ọkụ ọkụ)
Ebe Boling 126 Celsius C (19 mmHg)
Ebe mgbari 126°C/9mm
Uzuoku nrịbama 0.0281mmHg na 25°C
Ọdịdị kristal edo edo na-egbuke egbuke
Agba Ọcha na-acha ọcha
BRN 4307676
Ọnọdụ Nchekwa n'okpuru gas inert (nitrogen ma ọ bụ argon) na 2-8 Celsius
Mmetụta Lachrymatory
Ntụgharị uche 1.5770 (ọnụego)
MDL MFCD00055467
Njirimara anụ ahụ na kemịkalụ Ebe mgbaze 30 ℃, ebe esi 126 ℃/2.54kPa.
Jiri Maka njikọ ọgwụ

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu C - Na-emebi emebi
Koodu ihe egwu R22 - na-emerụ ma ọ bụrụ na iloro ya
R34 - Na-akpata ọkụ
R52/53 - Na-emerụ ihe ndị dị n'ime mmiri, nwere ike ịkpata mmetụta ọjọọ na-adịte aka na gburugburu mmiri.
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro 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.)
S61 – Zere ntọhapụ na gburugburu ebe obibi. Rụtụ aka na ntuziaka pụrụ iche / mpempe data nchekwa.
NJ UN UN 2923 8/PG 3
WGK Germany 2
Koodu HS 29039990
Ihe edeturu egwu Corrosive/Lachrymatory
Klas Hazard 8
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

2-Fluoro-4-bromobenzyl bromide bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke ọdịdị ya, ojiji ya, usoro nkwadebe na ozi nchekwa ya:

 

Ogo:

- Ọdịdị: 2-Fluoro-4-bromobenzyl bromide bụ mmiri mmiri na-acha odo odo na-enweghị agba.

- Solubility: Ọ bụ soluble na organic solvents dị ka alcohols na ethers, ma ọ dịghị soluble na mmiri.

 

Jiri:

- 2-Fluoro-4-bromobenzyl bromide na-ejikarị eme ihe dị ka etiti dị mkpa na njikọ organic.

- A nwekwara ike iji ogige a mee ihe dị ka akụrụngwa maka ihe na-eme ka ihe na-emepụta ihe na ihe ndị na-emepụta ihe.

 

Usoro:

Usoro nkwadebe nke 2-fluoro-4-bromobenzyl bromide bụ nke a:

- Mmeghachi omume nke mmanya 2-bromobenzyl na 2,4-difluorobenzoic acid, nke alkali na-eme ka ọ dị elu, na ọnọdụ okpomọkụ kwesịrị ekwesị na oge.

- Mgbe emechara mmeghachi omume ahụ, a na-eme ka ọ dị ọcha na nkewa site na crystallization ma ọ bụ distillation iji nweta 2-fluoro-4-bromobenzyl bromide na ịdị ọcha dị elu.

 

Ozi nchekwa:

- 2-Fluoro-4-bromobenzyl bromide bụ ngwakọta organic na-agbanwe agbanwe na ikuku ya kwesịrị izere site na iku ume.

- Yiri akụrụngwa nchebe kwesịrị ekwesị dị ka enyo mkpuchi, uwe aka na uwe ụlọ nyocha n'oge njikwa na njikwa.

- Mgbe ị na-echekwa ma na-eji ya, zere kọntaktị na oxidants, acid siri ike, alkalis siri ike na ihe ndị ọzọ iji zere mmeghachi omume dị ize ndụ.

- Mgbe ị na-echekwa ma na-atụfu ya, ekwesịrị idobe iwu, ụkpụrụ na ụkpụrụ nchekwa dị mkpa.


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