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oloa

5-Bromo-3-chloro-2-pyridinecarboxylic acid methyl ester (CAS # 1214336-41-0)

Meatotino tau vailaau:

Fuafua mole C7H5BrClNO2
Molar Mass 250.48
Malosi 1.684
Manu'a 311℃
Mata'imu 142℃
pKa -3.26±0.10(Vavaloa)
Tulaga Teuteu Atemosifia inert, Temperature Room

Fa'amatalaga Oloa

Faailoga o oloa

Methyl 5-bromo-3-chloro-2-pyridine carboxylate o se mea faʻapipiʻi. O lo'o ta'ua i lalo se folasaga i lona natura, fa'aoga, auala gaosi ma fa'amatalaga saogalemu:

Tulaga lelei:
Methyl 5-bromo-3-chloro-2-pyridine carboxylate o se vai e leai se lanu pe samasama. E fai lava si mautu i le vevela o le potu, ae e mafai ona pala pe a fa'aalia i le maualuga o le vevela, malamalama, po'o le malosi fa'ama'i.

Fa'aaogā:
Methyl 5-bromo-3-chloro-2-pyridine carboxylic acid ei ai lona aoga aoga i le vailaʻau faʻamaʻi. E mafai foʻi ona faʻaaogaina e fai ma faʻaopoopoga i mea faʻapipiʻi faʻasolosolo ma faʻamalosi.

Metotia:
Ole auala sauniuni ole methyl 5-bromo-3-chloro-2-pyridine carboxylic acid e mafai ona ausia e ala ile bromination ma le chlorination ole methyl 2-pyrolinate ester. I lalo o tulaga talafeagai, methyl 2-picolinate e tali atu i le bromine ma le chlorine e maua ai le oloa faʻatatau.

Fa'amatalaga o le Saogalemu: Ose mea fa'aola e mafai ona fa'aita ai mata, pa'u, ma le manava. Aloese mai le manavaina o kasa, ausa, puao, poʻo le pefu, ma aloese mai le susu o le paʻu pe a faʻafesoʻotaʻi. O mea faigaluega puipuia o le tagata lava ia (PPE), e aofia ai matatioata saogalemu, totigilima puipui ma ofu talaloa, e tatau ona ofuina i le taimi o le tagofiaina poʻo le tagofiaina. Afai e mana'omia, ia fa'agaoioi i se nofoaga e fa'alelei lelei ma mulimulita'i i faiga fa'agaioiga saogalemu. E tatau ona fa'amama mae'ae'a pe a mae'a togafitiga e 'alofia ai le fa'aleagaina o le si'osi'omaga.


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