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huahana

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

Waiwai Kemika:

ʻĀpana Molekala C9H8N2
Molar Mass 144.17
ʻO ka mānoanoa 1.125 g/mL ma 25 °C
Lae hehee 20-21 °C (māmā)
Lae Boling 120 °C/15 mmHg (māmā)
Lae Flash >230°F
Helu JECFA 798
Puʻupuʻu mahu 0.0465mmHg ma 25°C
Ka nana aku maʻemaʻe
Kaumaha Kūikawā 1.112
pKa 1.40±0.30(Wanamua)
Kūlana Waihona Hoʻopaʻa ʻia i loko o kahi maloʻo, lumi wela
Hōʻike Hōʻike n20/D 1.62(māmā)

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xi – Hoʻohaunaele
Nā Code Risk 36/37/38 – Hoʻonanea i nā maka, ʻōnaehana hanu a me ka ʻili.
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36 – E komo i nā lole pale kūpono.
WGK Kelemānia 3
TSCA ʻAe
HS Code 29339900
Nānā Hazard Hoʻonanea

 

Hoʻolauna

ʻO 5-Methylquinoxaline kahi mea hoʻohuihui. ʻO kēia ka hoʻolauna ʻana i nā waiwai, hoʻohana, nā ʻano hoʻomākaukau a me ka ʻike palekana o 5-methylquinoxaline:

 

ʻAno maikaʻi:

- Aia ka molecular structure o 5-methylquinoxaline i nā ʻātoma oxygen a me ka cyclic structure, a hōʻike ka pūhui i ke kūpaʻa wela maikaʻi.

- Paʻa ka 5-Methylquinoxaline i ka ea a hiki ke mālama pono ʻia i ka lumi wela.

 

E hoʻohana:

- Hiki ke hoʻohana ʻia ma ke ʻano he ligand a komo i nā hopena catalytic e like me ka hoʻokumu ʻana i nā complexes coordination.

 

Hanana:

- ʻO kekahi o nā ʻano hana synthesis maʻamau i hoʻohana ʻia i loko o ka hale hana ʻo ka loaʻa ʻana o 5-methylquinoxaline ma o ka methylation. Hiki ke hana ʻia nā hana me ka hoʻohana ʻana i ka methylation reagents (eg, methyl iodide) a me nā kūlana kumu (e laʻa, ka sodium carbonate).

 

ʻIke palekana:

- ʻO ka 5-Methylquinoxaline ka liʻiliʻi o ka ʻona, akā pono e mālama pono ʻia.

- I ka wā o ke kaʻina hana, pono e pale ʻia ka pili ʻana me ka ʻili, nā maka, a me ka ʻōpū hanu e pale ai i ka huhū a i ʻole ka ʻeha.

- I ka mālama ʻana a me ka mālama ʻana i ka 5-methylquinoxaline, pono e hahai ʻia nā lula a me nā ana e pili ana i nā kemika e hōʻoia i ka mālama ʻana a me ka mālama ʻana.

 


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