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3-Bromoisonicotinic acid (CAS # 13959-02-9)

Waiwai Kemika:

ʻĀpana Molekala C6H4BrNO2
Molar Mass 202.01
ʻO ka mānoanoa 1.813±0.06 g/cm3(Wanamua)
Lae hehee 237-238
Lae Boling 403.1±30.0 °C(Wānana ʻia)
Lae Flash 197.
Puʻupuʻu mahu 3.19E-07mmHg ma 25°C
Ka nana aku Ka pauda kristal
pKa 0.60±0.10(Wānana ʻia)
Kūlana Waihona E mālama ma kahi pouli, Hoʻopaʻa ʻia i kahi maloʻo, Ke ana wela o ka lumi

Huahana Huahana

Huahana Huahana

Pilikia a palekana

Nā Code Risk R36/37/38 – Hoʻonanea i ka maka, ka ʻōpū hanu a me ka ʻili.
R22 – Poino ke aleia
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36/37/39 – E hoʻohana i nā lole pale kūpono, nā mīkina lima a me ka pale maka/maka.
S22 – Mai hanu i ka lepo.
WGK Kelemānia 3
Papa Hazard HOOLAHA

3-Bromoisonicotinic acid (CAS # 13959-02-9) Introduction

ʻO 3-Bromoisonitic acid, ʻano kemika C5H5BrO2, he mea hoʻohuihui. Eia ka wehewehe ʻana o nā waiwai, hoʻohana, hoʻomākaukau a me ka ʻike palekana o 3-bromoisoniacin:

ʻAno:
-Nani: 3-Bromoisonicotinic acid he keʻokeʻo a i ʻole nā ​​aniani melemele māmā me kahi ʻala kūikawā.
-Solubility: 3-Bromoisonicotinic acid hiki ke hoʻoheheʻe i ka wai, ethanol a me ka etera.

E hoʻohana:
-Pharmaceutical field: 3-Bromoisoniacin kahi mea koʻikoʻi koʻikoʻi i hiki ke hoʻohana ʻia e synthesize i nā lāʻau lapaʻau a me nā moleke bioactive.
- Nā hoʻokolohua kino a me nā kemika: hiki ke hoʻohana ʻia ka 3-bromoisonicotinic acid e like me nā reagents laboratory maʻamau, e like me nā hōʻailona pH a me nā mea hana paʻakikī.

Kaʻina hoʻomākaukau:
-ʻO ka synthesis o 3-bromoisonicotinic acid e loaʻa pinepine ʻia e ka bromination o ka waikawa isonicotinic. Hiki ke hoʻopili pololei ʻia ka bromine a me ka waikawa isonicotinic ma lalo o nā kūlana hoʻololi kūpono e hāʻawi i ka waikawa 3-bromoisonicotinic.

ʻIke palekana:
-3-Bromoisonitic acid he mea hoʻonāukiuki a hiki ke allergenic. E hoʻohana i nā mea pale kūpono i ka wā o ka hana ʻana e pale aku i ka hoʻopili pololei ʻana me ka ʻili a me nā maka.
-I ka mālama ʻana a me ka mālama ʻana i ka waika 3-bromoisonitic, e haʻalele i ka hoʻā ʻana a me nā mea oxidizing e pale aku i ka uahu a me nā mahu.
-Inā ʻoe e hanu a ʻai paha i ka waikawa 3-bromoisinicotinic, e ʻimi koke i ke kōkua olakino a hāʻawi i nā kikoʻī kemika i kāu kauka no ka mālama ʻana.

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