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huahana

methyl-2-bromoisonicotinate(CAS# 26156-48-9)

Waiwai Kemika:

ʻĀpana Molekala C7H6BrNO2
Molar Mass 216.03
ʻO ka mānoanoa 1.579±0.06 g/cm3(Wānana ʻia)
Lae hehee 35-36
Lae Boling 268.0±20.0 °C(Wanamua)
Lae Flash 115.858°C
Ka hoʻoheheʻe hiki ke hoʻoheheʻe ʻia i ka Methanol
Puʻupuʻu mahu 0.008mmHg ma 25°C
Ka nana aku pauda i ke aniani
kala kala Keʻokeʻo i ka Melemele māmā
BRN 128656
pKa -1.32±0.10(Wanamua)
Kūlana Waihona E mālama ma kahi pouli, Hoʻopaʻa ʻia i kahi maloʻo, Ke ana wela o ka lumi
Hōʻike Hōʻike 1.554
MDL MFCD03791265

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 26 - Inā pili me nā maka, holoi koke me ka wai nui a ʻimi i ka ʻōlelo aʻoaʻo olakino.
WGK Kelemānia 3
Nānā Hazard Hoonaukiuki/Maa anu
Papa Hazard HOOLAHA

 

Hoʻolauna

ʻO ka methyl-2-bromoisonicotinate he mea hoʻohuihui mea ola me ke ʻano kemika C8H6BrNO2. He wai waihoʻoluʻu ʻole i ka melemele māmā, ʻoluʻolu ma ka lumi wela. He hygroscopic a hiki ke hoʻoheheʻe ʻia i nā mea hoʻoheheʻe kūlohelohe e like me ka ethanol a me ka dichloromethane.

 

Hoʻohana nui ʻia ka methyl-2-bromoisonicotinate e like me nā catalysts a me nā intermediates i nā hopena synthesis organik. Hiki ke hoʻohana ʻia ma ke ʻano he kumu waiwai nui i ka ʻoihana o nā lāʻau lapaʻau, nā pesticides a me nā kala.

 

ʻO ke ʻano o ka hoʻomākaukau ʻana o ka methyl-2-bromoisonicotinate ka mea maʻamau e loaʻa ma ka hana ʻana i ka 2-bromopyridine me ka methyl formate. Hiki ke ʻokoʻa nā kūlana hoʻokolohua kikoʻī, akā ma ke ʻano laulā, lawe ʻia ka hopena ma lalo o nā kūlana alkaline, a ʻo nā kumu maʻamau i hoʻohana ʻia he sodium hydroxide a i ʻole sodium carbonate.

 

No ka ʻike palekana methyl-2-bromoisonicotinate, he mea hoʻonāukiuki a corrosive. Hiki i ka hoʻopili ʻana me ka ʻili, nā maka, a i ʻole ka ʻōpū hanu hiki ke hoʻonāukiuki a me ka ʻeha. No laila, pono e mālama ʻia nā hana palekana i ka wā o ka hana, e like me ke komo ʻana i nā mīkina lima pale, nā aniani a me nā maka. Eia kekahi, pono e mālama ʻia i loko o kahi pahu i pani ʻia, ma kahi mamao o nā kumu ahi a me nā wahi wela kiʻekiʻe. Inā loaʻa kahi ulia pōpilikia, holoi koke i ka wahi i hoʻopilikia ʻia me ka wai nui a ʻimi i ke kōkua olakino i ka manawa kūpono. E hahai i nā kaʻina hana palekana a me nā ʻōlelo paipai.


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