leqephe_banner

sehlahisoa

Methyl benzoate(CAS#93-58-3)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C8H8O2
'Misa oa Molar 136.15
Botenya 1.088 g/mL ho 20 °C (hote.)
Melting Point -12 °C (hote.)
Boling Point 198-199 °C (hote.)
Flash point 181°F
JECFA Nomoro 851
Ho qhibiliha ha Metsi <0.1 g/100 mL ho 22.5 ºC
Solubility ethanol: e qhibilihang ka 60%, e hlakile (1mL/4ml)
Khatello ea Mouoane <1 mm Hg (20°C)
Tekano ea Mouoane 4.68 (khahlanong le moea)
Ponahalo Mokelikeli
Matla a Khoheli a khethehileng 1.087~1.095 (20℃)
Mmala Ha e na 'mala ho isa mosehla o mosehla
Merck 14,6024
BRN 1072099
Boemo ba polokelo Boloka ho +5°C ho ea ho +30°C.
Botsitso E tsitsitseng. E tukang. Ha e lumellane le li-oxidizing tse matla, li-acids tse matla, metheo e matla.
Qeto ea ho phatloha 8.6-20%(V)
Refractive Index n20/D 1.516(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale Mokelikeli o mafura o se nang mebala, o nang le monko o matla oa lipalesa le cherry.
sebaka se qhibilihang -12.3 ℃
ntlha e belang 199.6 ℃
boima bo lekanang 1.0888
index ea refractive 1.5164
ntlha ea flash 83 ℃
ho qhibiliha ha motsoako ka ether, qhibilihang ka har'a methanol, ether, e ke keng ea qhibiliha metsing le glycerol.
Sebelisa Bakeng sa ho lokisa tatso, e boetse e sebelisoa e le cellulose ester, cellulose ether, resin, rabara le solvents tse ling.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xn - E Kotsi
Likhoutu tsa Kotsi 22 - E kotsi haeba e koetsoe
Tlhaloso ea Tšireletseho 36 - Apara liaparo tse loketseng tsa tšireletso.
Li-ID tsa UN UN 2938
WGK Jeremane 1
RTECS DH3850000
TSCA Ee
Khoutu ea HS 29163100
Chefo LD50 ka molomo ho likhoto: 3.43 g/kg (Smyth)

 

Selelekela

Methyl benzoate. Se latelang ke selelekela sa thepa, litšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea methyl benzoate:

 

Boleng:

- E na le ponahalo e se nang 'mala le monko o khethehileng.

- E qhibiliha ka har'a metsoako ea tlhaho e kang joala, ethers le benzene, e sa qhibiliheng metsing.

- E ka arabela ka li-agent tse matla tsa oxidizing.

 

Sebelisa:

- E sebelisoa e le solvent, mohlala, likhomaretsing, lirafshoeng le litšepisong tsa filimi.

- Ka organic synthesis, methyl benzoate ke karolo ea bohlokoa lipakeng tsa motsoako oa metsoako e mengata.

 

Mokhoa:

- Methylparaben hangata e lokisoa ke karabelo ea asiti ea benzoic ka methanol. Li-catalyst tsa asiti tse kang sulfuric acid, polyphosphoric acid le sulfonic acid li ka sebelisoa bakeng sa maemo a karabelo.

 

Lintlha tsa Tšireletseho:

- Methylparaben ke mokelikeli o tukang 'me o lokela ho bolokoa le ho lahloa ka tšireletso ea mollo le ho phatloha, le hole le mehloli ea mocheso le malakabe.

- Ho pepesetsoa methyl benzoate ho ka baka ho teneha ha mahlo le letlalo, 'me ho lokela ho nkoa mehato e nepahetseng.

- Ha o sebedisa methyl benzoate, etsa bonnete ba hore ho na le moya o motle mme o qobe ho hema mouwane wa yona.

- Boikoetliso bo nepahetseng ba laboratori le mehato ea tšireletso li lokela ho lateloa ha ho sebelisoa le ho boloka methyl benzoate.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona