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N-Methylacetamide (CAS# 79-16-3) Setšoantšo se Featured
  • N-Methylacetamide (CAS# 79-16-3) 1

N-Methylacetamide (CAS# 79-16-3)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C3H7NO
'Misa oa Molar 73.09
Botenya 0.957 g/mL ho 25 °C (hote.)
Melting Point 26-28 °C (hote.)
Boling Point 204-206 °C (hote.)
Flash point 227°F
Ho qhibiliha ha Metsi qhibilihang
Solubility E qhibiliha ka metsing, ethanol, benzene, ether, chloroform, e sa qhibiliheng ka petroleum ether.
Khatello ea Mouoane 12-3680Pa ho 15-113 ℃
Ponahalo Khalase e tšoeu
Mmala Melting e se nang mebala e tlase
BRN 1071255
pKa 16.61±0.46(E boletsoeng esale pele)
PH 7 (H2O)
Boemo ba polokelo Boemo bo sa tsitsang, Mocheso oa Kamore
Botsitso E tsitsitseng. E tukang. Ha e lumellane le lisebelisoa tse matla tsa oxidizing.
E hloahloa E utloang khanya
Qeto ea ho phatloha 3.2-18.1%(V)
Refractive Index n20/D 1.433(lit.)
MDL MFCD00008683
Thepa ea 'Mele le ea Lik'hemik'hale Likristale tse tšoeu tse kang nale. Ntho e qhibilihisang 30.55 ℃(28 ℃), ntlha e belang 206 ℃,140.5 ℃(12kPa), boima bo lekanang 0.9571(25/4 ℃), refractive index 1.4301, flash point 108 ℃. E qhibiliha ka metsing, ethanol, benzene, ether, chloroform, e sa qhibiliheng ka petroleum ether.
Sebelisa E sebelisoa e le solvent, hape e sebelisoa meriana

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Matšoao a Kotsi T - e chefo
Likhoutu tsa Kotsi 61 - E ka baka kotsi ho ngoana ea e-s'o hlahe
Tlhaloso ea Tšireletseho S53 - Qoba ho pepeseha - fumana litaelo tse khethehileng pele u li sebelisa.
S45 – Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ya bongaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
WGK Jeremane 2
RTECS AC5960000
TSCA Ee
Khoutu ea HS 29241900
Chefo LD50 molomo ka rat: 5gm/kg

 

Selelekela

N-Methylacetamide ke motsoako oa lintho tse phelang. Ke mokelikeli o se nang 'mala o qhibilihang ka metsing le metsoako e mengata ea tlhaho ka mocheso oa kamore.

 

N-methylacetamide e atisa ho sebelisoa ho organic synthesis e le solvent le bohareng. N-methylacetamide e ka boela ea sebelisoa e le moemeli oa dehydrating, ammoniating agent, le carboxylic acid activator ho organic synthesis reactions.

 

Tokisetso ea N-methylacetamide ka kakaretso e ka fumanoa ka karabelo ea acetic acid ka methylamine. Mohato o tobileng ke ho itšoara ka asiti ea acetic le methylamine ka tekanyo ea molar ea 1: 1 tlas'a maemo a loketseng, ebe joale distillation le tlhoekiso ho fumana sehlahisoa se lebisitsoeng.

 

Tlhahisoleseding ea polokeho: Mouoane oa N-methylacetamide o ka halefisa mahlo le mokhoa oa ho hema, 'me o na le phello e bonolo e halefisang ha e kopana le letlalo. Ha u sebelisa kapa u tšoara, mehato ea tšireletso ea botho e lokela ho nkoa, e kang ho roala likhalase tse sireletsang, li-gloves tse sireletsang, joalo-joalo N-methylacetamide e boetse e chefo ho tikoloho, kahoo hoa hlokahala ho latela melao le melaoana ea ts'ireletso ea tikoloho le ho ela hloko. ho lahla litšila ka nepo. Ha o sebelisa le ho boloka, mekhoa e nepahetseng ea ts'ebetso ea ts'ireletso le litataiso tsa ts'ebetso li tlameha ho lateloa.

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