P-Krezila acetato

p-Toluila etanato
Kemia formulo
C9H10O2
p-Krezila acetato
Bastona kemia strukturo de la
p-Toluila etanato
p-Krezila acetato
Tridimensia kemia strukturo de la p-Toluila etanato
Alternativa(j) nomo(j)
CAS-numero-kodo 140-39-6
ChemSpider kodo 21106001
PubChem-kodo 8797
Fizikaj proprecoj
Aspekto senkolora aŭ blanka likvaĵo
Molmaso 150,1772 g mol−1
Denseco 1,047 g/cm−3[1]
Fandpunkto 2,17 °C [2]
Bolpunkto 210,5 °C [3]
Refrakta indico  1,5040
Ekflama temperaturo 90 °C [4][5]
Solvebleco Akvo:1,195 g/L[6]
Mortiga dozo (LD50) >2000 mg/kg (buŝe)
GHS etikedigo de kemiaĵoj
GHS Damaĝo Piktogramo
07 – Toksa substanco
GHS Signalvorto Averto
GHS Deklaroj pri damaĝoj H315, H319, H335
GHS Deklaroj pri antaŭgardoj P210, P233, P240, P241, P242, P243, P261, P264, P264+265, P271, P280, P302+352, P303+361+353, P304+340, P305+351+338, P319, P321, P332+317, P337+317, P362+364, P370+378, P403+233, P403+235, P405, P501
Escepte kiam indikitaj, datumoj estas prezentataj laŭ iliaj normaj kondiĉoj pri temperaturo kaj premo
(25 °C kaj 100 kPa)

p-Krezila acetatop-toluila etanato estas organika kombinaĵo rezultanta per traktado de p-krezila alkoholo kaj acetata acido. Ĝi estas senkolora likvaĵo, nesolvebla en akvo, sed solvebla en nepolaraj organikaj solvantoj. p-Krezila acetato posedas 9 karbonatomojn, 10 hidrogenatomojn kaj 2 oksigenatomojn. p-Krezila acetato uzatas en kemiaj sintezoj kaj en la preparado de farmaciaĵoj kaj industriaĵoj.

Sintezoj

Sintezo 1

  • Preparado de la acetata acido per traktado de p-krezila alkoholo kaj acetata acido:

p-krezila alkoholo +acetata acido p-krezila acetato +akvo


Sintezo 2

  • Preparado de la p-krezila acetato per traktado de p-krezila alkoholo kaj acetata anhidrido:

numero 2p-krezila alkoholo +acetata anhidrido numero 2p-krezila acetato +akvo

Sintezo 3

  • Preparado de la p-krezila acetato per traktado de p-krezila klorido kaj acetata acido:

p-krezila klorido +acetata acido p-krezila acetato +klorida acido


Sintezo 4

  • Preparado de la p-krezila acetato per traktado de p-krezila klorido kaj natria acetato:

p-krezila klorido +natria acetato p-krezila acetato +natria klorido


Sintezo 5

  • Preparado de la p-krezila acetato per traktado de p-krezila alkoholo kaj acetila klorido:

p-krezila alkoholo +acetila kloridop-krezila acetato +klorida acido

Vidu ankaŭ

Referencoj

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