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

Ngwongwo kemịkalụ:

Usoro ihe omimi C9H8N2
Molar Mass 144.17
Njupụta 1.125 g/mL na 25 Celsius C
Ebe Na-agbaze 20-21 Celsius C (ọkụ ọkụ)
Ebe Boling 120 Celsius C/15 mmHg (ọkụ)
Ebe mgbari >230°F
Nọmba JECFA 798
Uzuoku nrịbama 0.0465mmHg na 25°C
Ọdịdị dị ọcha
Nnukwu ike ndọda 1.112
pKa 1.40± 0.30 (buru amụma)
Ọnọdụ Nchekwa Emechiri ya na nkụ, Okpomọkụ ụlọ
Ntụgharị uche n20/D 1.62 (ọkụ)

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu 36/37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 3
TSCA Ee
Koodu HS 29339900
Ihe edeturu egwu Iwe iwe

 

Okwu mmalite

5-Methylquinoxaline bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke akụrụngwa, ojiji, ụzọ nkwadebe na ozi nchekwa nke 5-methylquinoxaline:

 

Ogo:

- Ọdịdị molekụla nke 5-methylquinoxaline nwere ikuku oxygen na usoro cyclic, na ogige ahụ na-egosipụta nkwụsi ike dị mma.

- 5-Methylquinoxaline kwụsiri ike na ikuku ma enwere ike ịchekwa ya na ụlọ okpomọkụ.

 

Jiri:

- Enwere ike iji ya dị ka ligand ma sonye na mmeghachi omume catalytic dị ka nhazi nke nhazi nhazi.

 

Usoro:

- Otu n'ime ụzọ nchịkọta a na-ejikarị na ụlọ nyocha bụ ịnweta 5-methylquinoxaline site na methylation. Enwere ike ịme mmeghachi omume site na iji reagents methylation (dịka ọmụmaatụ, methyl iodide) na ọnọdụ ndị bụ isi (dịka ọmụmaatụ, sodium carbonate).

 

Ozi nchekwa:

-5-Methylquinoxaline adịghị egbu egbu, mana ọ ka kwesịrị ijikwa ya nke ọma.

- N'oge usoro ahụ, a ga-ezere kọntaktị na akpụkpọ ahụ, anya na akụkụ iku ume iji zere iwe ma ọ bụ mmerụ ahụ.

- Mgbe ị na-echekwa ma na-ejikwa 5-methylquinoxaline, ekwesịrị ịgbaso ụkpụrụ na usoro gbasara kemịkalụ iji hụ na nchekwa na njikwa dị mma.

 


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