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sehlahisoa

5-Methyl quinoxaline (CAS#13708-12-8)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C9H8N2
'Misa oa Molar 144.17
Botenya 1.125 g/mL ho 25 °C
Melting Point 20-21 °C (hote.)
Boling Point 120 °C/15 mmHg (hote.)
Flash point >230°F
JECFA Nomoro 798
Khatello ea Mouoane 0.0465mmHg ho 25°C
Ponahalo makhethe
Matla a Khoheli a khethehileng 1.112
pKa 1.40±0.30(E boletsoeng esale pele)
Boemo ba polokelo E tiisitsoe ka ho omme, Mocheso oa Kamore
Refractive Index n20/D 1.62(lit.)

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xi - Ea halefisang
Likhoutu tsa Kotsi 36/37/38 - Ho halefisa mahlo, tsamaiso ea ho hema le letlalo.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36 - Apara liaparo tse loketseng tsa tšireletso.
WGK Jeremane 3
TSCA Ee
Khoutu ea HS 29339900
Tsebiso ea Kotsi E tenang

 

Selelekela

5-Methylquinoxaline ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 5-methylquinoxaline:

 

Boleng:

- Sebopeho sa molek'hule sa 5-methylquinoxaline se na le liathomo tsa oksijene le sebopeho sa cyclic, 'me motsoako o bontša botsitso bo botle ba mocheso.

- 5-Methylquinoxaline e tsitsitse moeeng 'me e ka bolokoa ka mokhoa o tsitsitseng mocheso oa kamore.

 

Sebelisa:

- E ka boela ea sebelisoa e le ligand le ho kenya letsoho liketsong tsa catalytic tse kang ho thehoa ha li-coordination complexes.

 

Mokhoa:

- E 'ngoe ea mekhoa e sebelisoang haholo ea ho kopanya ka laboratoring ke ho fumana 5-methylquinoxaline ka methylation. Maikutlo a ka etsoa ho sebelisoa li-reagents tsa methylation (mohlala, methyl iodide) le maemo a mantlha (mohlala, sodium carbonate).

 

Lintlha tsa Tšireletseho:

- 5-Methylquinoxaline ha e na chefo e fokolang, empa e ntse e hloka ho tšoaroa ka mokhoa o sireletsehileng.

- Nakong ea ts'ebetso, ho kopana le letlalo, mahlo, le mokhoa oa ho hema ho lokela ho qojoa ho qoba ho teneha kapa ho tsoa kotsi.

- Ha u boloka le ho sebetsana le 5-methylquinoxaline, melao le mehato e mabapi le lik'hemik'hale e lokela ho lateloa ho netefatsa polokelo le ts'ebetso e sireletsehileng.

 


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  • E 'ngoe:

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