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sehlahisoa

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

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C4H5BrO2
'Misa oa Molar 164.99
Botenya 1.718
Melting Point 74 °C
Boling Point 288℃
Flash point 128℃
Solubility Chloroform (Hanyenyane), Methanol (Hanyenyane)
Khatello ea Mouoane 0.000626mmHg ho 25°C
Ponahalo Tiileng
Mmala Bosehla bo Botala ho Beige bo Pale
pKa 4.13±0.10 (E boletsoeng esale pele)
Boemo ba polokelo Sepakapaka se inehetseng, 2-8°C

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kotsi le Polokeho

Likhoutu tsa Kotsi 34 - E baka ho chesa
Tlhaloso ea Tšireletseho 36/37/39 - Apara liaparo tse loketseng tsa tšireletso, liatlana le tšireletso ea mahlo / sefahleho.
Li-ID tsa UN 3261
Khoutu ea HS 29161900
Sehlopha sa Likotsi 8
Sehlopha sa ho paka III

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

4-bromocoumaric acid ke motsoako oa manyolo. Mona ke kenyelletso e khuts'oane ea thepa ea eona, ts'ebeliso, mekhoa ea tlhahiso, le tlhaiso-leseling ea polokeho:

tlhaho:
-Ponahalo: 4-bromocoumaric acid ke kristale e tšoeu ho ea mosehla o mosehla.
-Solubility: E ka qhibiliha ka har'a metsoako e kang metsi, ethanol le ether.
-Botsitso: E tsitsitse hantle mochesong oa kamore, empa e ka bola ha e futhumala.

Morero:
- Patlisiso ea lik'hemik'hale: E boetse e sebelisoa e le sesosa sa karabelo ea organic synthesis.
-Temo: 4-bromocoumaric acid e na le lisebelisoa tse itseng ho balaoli ba kholo ea limela.

Mokhoa oa tlhahiso:
-Mokhoa o tloaelehileng ke ho o fumana ka ho arabela crotonic acid ka ferrous bromide. Karabelo e lokela ho etsoa ka solvent e loketseng le ka mocheso o loketseng.

Lintlha tsa ts'ireletso:
-4-bromocoumaric acid ke lik'hemik'hale 'me e lokela ho sebelisoa ka hloko.
-Nakong ea ts'ebetso, lisebelisoa tsa ts'ireletso tse nepahetseng tse kang liatlana tsa laboratori, likhalase le liaparo tsa laboratori li lokela ho apesoa.
- Qoba ho kopana ka ho toba le letlalo, mahlo, le tsela ea ho hema.
-Ha u boloka, 4-bromocoumaric acid e lokela ho bolokoa ka sejaneng se tiisitsoeng ebe se behoa sebakeng se pholileng, se omileng, hole le mehloli ea mollo le lintho tse tukang.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona