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I-4-Bromocrotonic Acid (CAS # 13991-36-1)

Ipropati yeMichiza:

Ifomula yeemolekyuli C4H5BrO2
IMisa yeMolar 164.99
Ukuxinana 1.718
Indawo yokunyibilika 74 °C
Indawo yeBoling 288℃
Indawo yokuflasha 128℃
Ukunyibilika I-Chloroform (Kancinci), iMethanol (Kancinci)
Uxinzelelo loMphunga 0.000626mmHg ku-25°C
Imbonakalo Iqinile
Umbala Mthubi oMthubi ukuya kwiBeige ePale
pKa 4.13±0.10(Kuqikelelwe)
Imeko yoGcino Umoya ongaphakathi,2-8°C

Iinkcukacha zeMveliso

Iithegi zeMveliso

Umngcipheko kunye noKhuseleko

Iikhowudi zoMngcipheko 34 – Ibangela ukutsha
Inkcazelo yoKhuseleko I-36/37/39 - Nxiba iimpahla ezifanelekileyo zokukhusela, iiglavu kunye nokukhusela amehlo / ubuso.
Izazisi ze-UN 3261
Ikhowudi ye-HS 29161900
IKlasi yeeNgozi 8
Iqela lokuPakisha III

I-4-Bromocrotonic Acid (CAS # 13991-36-1) isingeniso

I-4-bromocoumaric acid yi-organic compound. Nantsi intshayelelo emfutshane kwiipropati zayo, ukusetyenziswa, iindlela zokuvelisa, kunye nolwazi lokhuseleko:

indalo:
-Inkangeleko: I-4-bromocoumaric acid yikristale emhlophe ukuya koluthuthu.
-Ukunyibilika: Inokunyibilika kwizinyibilikisi ezifana namanzi, i-ethanol, kunye ne-ether.
-Uzinzo: Uzinzile ngokulinganayo kwiqondo lokushisa, kodwa unokubola xa ushushu.

Injongo:
-Uphando lweMichiza: Ikwasetyenziswa njenge-catalyst ye-organic synthesis reactions.
-Ulimo: I-4-bromocoumaric acid inezicelo ezithile kubalawuli bokukhula kwezityalo.

Indlela yokuvelisa:
-Indlela eqhelekileyo kukuyifumana ngokuphendula i-crotonic acid kunye ne-bromide ye-ferrous. Ukusabela kufuneka kuqhutywe kwi-solvent efanelekileyo kunye nobushushu obufanelekileyo.

Ulwazi lokhuseleko:
-4-bromocoumaric acid yikhemikhali kwaye kufuneka isetyenziswe ngononophelo.
-Ngexesha lokusebenza, izixhobo ezifanelekileyo zokuzikhusela ezinje ngeeglavu zaselabhoratri, iiglasi, kunye needyasi zaselabhoratri kufuneka zinxitywe.
-Kuphephe ukudibana ngqo nolusu, amehlo, kunye nepheshana lokuphefumla.
-Xa ugcina, i-4-bromocoumaric acid kufuneka igcinwe kwisitya esivaliweyo kwaye ibekwe kwindawo epholileyo, eyomileyo, kude nemithombo yomlilo kunye nezinto ezinokutsha.


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