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Benzyl bromide (CAS#100-39-0)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H7Br
Molar Mass 171.03
Njupụta 1.44g/mLat 20°C
Ebe Na-agbaze -3 Celsius C
Ebe Boling 198-199C (ọkụ)
Ebe mgbari 188°F
Solubility A na-ejikọta ya na benzene, carbon tetrachloride, ethanol na ether.
Uzuoku nrịbama 0.5hPa (20 Celsius C)
Uzuoku Njupụta 5.8 (vs ikuku)
Ọdịdị Mmiri mmiri
Agba Kpochapụ enweghị agba ruo edo edo
Isi Dị nkọ nke ukwuu, na-ata ahụhụ, dị ka gas anya mmiri.
Merck 14,1128
BRN 385801
Ọnọdụ Nchekwa Chekwaa n'okpuru +30 Celsius.
Nkwụsi ike Kwụsie ike. Na-agbanyụ ọkụ. Ekwekọrịtaghị na ndị ọrụ oxidizing siri ike.
Mmetụta Ọdịmma Mmetụta/Mmetụta Ọkụ
Ntụgharị ntụgharị uche n20/D 1.575(ọkụ)
Njirimara anụ ahụ na kemịkalụ mmiri mmiri na-enweghị agba na-enwe ntụzịaka refractive siri ike ma nwee ụtọ.
ebe agbaze -3 ℃
esi esi 198 ~ 199 ℃
njupụta ikwu 1.438
index refractive 1.5750
soluble na organic solvents dị ka ethanol, ether na benzene, insoluble na mmiri.
Jiri N'ihi na organic njikọ na dị ka ụfụfụ na yist preservative

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 S39 - Yiri anya / nchedo ihu.
S2 - Debe ebe ụmụaka na-apụghị iru.
NJ UN UN 1737 6.1/PG 2
WGK Germany 2
RTECS XS7965000
Koodu FLUKA BRAND F 9-19-21
TSCA Ee
Koodu HS 2903 99 80
Klas Hazard 6.1
Otu nkwakọ ngwaahịa II
Nsi dns-esc 1300 mmol/L ZKKOBW 92,177,78

 

Okwu mmalite

Benzyl bromide bụ ngwakọta organic nwere usoro kemịkal C7H7Br. Nke a bụ ụfọdụ ozi gbasara akụrụngwa, ojiji, ụzọ nkwadebe na nchekwa nke benzyl bromide:

 

Ogo:

Benzyl bromide bụ mmiri mmiri na-enweghị ụcha nke na-esi ísì ụtọ n'ime ụlọ okpomọkụ. Njupụta ya bụ 1.44g/mLat 20 Celsius, ebe isi ya bụ 198-199 Celsius C (lit.), ebe agbaze ya bụ -3 Celsius. Enwere ike ịgbaze ya n'ọtụtụ ihe mgbaze organic na mmiri anaghị agbaze.

 

Jiri:

Benzyl bromide nwere ọtụtụ ihe eji eme ya. A na-ejikarị ya na njikọ organic dị ka reagent maka mmeghachi omume. Enwere ike iji ya na nkwadebe nke esters, ethers, acid chlorides, ether ketones na ogige ndị ọzọ. Tụkwasị na nke ahụ, a na-ejikwa benzyl bromide mee ihe dị ka ihe na-eme ka ọkụkọ, ọkụ stabilizer, resin agwọ ọrịa, na ọkụ retardant maka nkwadebe.

 

Usoro:

Enwere ike ịkwadebe Benzyl bromide site na mmeghachi omume nke benzyl bromide na bromine n'okpuru ọnọdụ alkaline. Nzọụkwụ a kapịrị ọnụ bụ ịgbakwunye bromine na benzyl bromide, ma tinye alkali (dị ka sodium hydroxide) iji nweta benzyl bromide mgbe mmeghachi omume ahụ gasịrị.

 

Ozi nchekwa:

Benzyl bromide bụ ngwakọta organic nke nwere ụfọdụ nsị. Ọ na-enwe mmetụta na-akpasu iwe na anya, akpụkpọ ahụ, na traktị iku ume, ya mere ekwesịrị ịkpachara anya mgbe ị na-eji ngwa nchebe onwe onye dị ka uwe, enyo, na ọta ihu mgbe ị na-emetụ aka. Na mgbakwunye, benzyl bromide na-ebutekwa ihe egwu na-ere ọkụ na ekwesịrị ịzere ya na kọntaktị na combusibles ma chebe ya pụọ ​​​​na ọkụ mepere emepe. Mgbe ị na-echekwa ma na-ejikwa benzyl bromide, soro usoro ọrụ nchekwa kwesịrị ekwesị ma debe ya n'ebe nchekwa ma zere ịgwakọta ya na kemịkalụ ndị ọzọ.


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