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sehlahisoa

4-Cresyl phenylacetate(CAS#101-94-0)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C15H14O2
'Misa oa Molar 226.27
Botenya 1.108±0.06 g/cm3(E boletsoeng esale pele)
Melting Point 74-76°C(lebone)
Boling Point 148 °C / 1.5mmHg
Flash point 122.3°C
JECFA Nomoro 705
Khatello ea Mouoane 2.33E-05mmHg ho 25°C
Ponahalo phofo ho kristale
Mmala Bosoeu ho isa ho Ho batla ho tšoeu
Merck 14,2585
Boemo ba polokelo E tiisitsoe ka ho omme, Mocheso oa Kamore
Refractive Index 1.569
MDL MFCD00025983
Thepa ea 'Mele le ea Lik'hemik'hale Likristale tse tšoeu, tse bontšang monko oa Hyacinth le Narcissus, tse nang le monko o monate oa mahe a linotši. Sebaka se belang 310 ℃, ntlha e qhibilihang ke 74~75 ℃, ntlha ea leqhoa> 73.5 ℃. Ha e qhibilihe ka metsing le glycerol, e qhibiliha hanyenyane ka har'a propylene glycol, e qhibilihang ka har'a ethanol.
Sebelisa E sebelisoa joalo ka setlolo sa tatso

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

WGK Jeremane 2
RTECS CY1679750
Chefo LD50 (g/kg): > 5 ka molomo ho likhoto; > 5 dermally ho mebutlanyana (Food Cosmet. Toxicol.)

 

Selelekela

P-cresol phenylacetate ke motsoako oa manyolo o tsejoang hape e le p-cresol phenylacetate. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea komporo ena:

 

Boleng:

- Ponahalo: P-cresol phenylacetate ke mokelikeli o mosehla o se nang 'mala kapa o bobebe.

- Sollubility: E qhibiliha ha bonolo ka har'a joala le lihlapolli tsa ether 'me ha e qhibilihe ka metsing.

- Monko: Phenylacetic acid e na le monko o khethehileng oa cresol ester.

 

Sebelisa:

 

Mokhoa:

- Ho lokisoa ha p-cresol phenylacetic acid hangata ho fumanoa ka esterification, ke hore, p-cresol e sebetsana le phenylacetic acid ka pel'a boteng ba acid catalyst.

- Karabelo e ka etsoa ka ho kopanya ka mokhoa o sa reroang p-cresol le phenylacetic acid le ho eketsa palo e nyane ea catalyst joalo ka sulfuric acid ho futhumatsa motsoako oa karabelo.

- Kamora hore karabelo e phetheloe, asiti e entsoeng ka p-cresol phenylacetic e hloekisoa ka mekhoa e kang distillation.

 

Lintlha tsa Tšireletseho:

- Ho pepesehela p-cresol phenylacetic acid ho lokela ho qojoa ka ho hema, ho e noa le ho ama letlalo.

- Litlhokomelo tse nepahetseng tse kang liatlana, likhalase le liaparo tse sireletsang li lokela ho nkoa ha u tšoara kapa u sebelisa.

- Tabeng ea ho kopana kapa ho kenngoa ka phoso, hlatsoa hang-hang ka metsi 'me u buisane le ngaka.

- P-cresol phenylacetate e lokela ho bolokoa sebakeng se phodileng, se nang le moea o motle, hole le mollo le lisebelisoa tse tukang.


  • E fetileng:
  • E 'ngoe:

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