2-BROMO-3-METHOXYPYRIDINE（CAS# 24100-18-3)
| Fa'ailoga Mata'utia | Xn – Fa'aleagaina |
| Tulaga lamatia | R22 – E afaina pe a foloina R37/38 – Fa'aitaita i le manava ma le pa'u. R41 – Tulaga lamatia o le faaleagaina mata |
| Fa'amatalaga Saogalemu | S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i. S39 – Fai le puipuiga o mata/mata. |
| WGK Siamani | 3 |
| HS Code | 29333990 |
Folasaga
O le 2-bromo-3-methoxypyridine o se faʻalapotopotoga faʻapitoa faʻatasi ma le fua faʻasolosolo C6H6BrNO. O lo'o taua i lalo se fa'amatalaga o lona natura, fa'aoga, sauniuniga ma fa'amatalaga saogalemu:
natura:
-Fa'aaliga: vai e leai ni lanu
-Solubility: Soluble i anhydrous ethanol ma Eter solvents
-Fa'apuna: 167-169 ° C
-Miomio: 1.568 g/mL
Fa'aaogā:
2-bromo-3-methoxypyridine o loʻo iai ni faʻaoga faapitoa i le matata o kemisi:
-I le avea ai ma se vaeluagalemu: e mafai ona faʻaaogaina e faʻapipiʻi ai isi mea faʻapipiʻi, e pei o vailaʻau, vailaau faʻasaina ma vali.
-Organic synthesis: E mafai ona auai i le tele o tali eseese, e pei ole electrophilic substitution reactions, condensation reactions, etc.
Metotia:
2-bromo-3-methoxypyridine synthesis metotia e masani lava o mea nei:
1. E ala i le tali atu o le 3-methoxypyridine ma le bromine: 3-methoxypyridine e tali atu i le bromine ma vevela i lalo o tulaga alkaline e maua ai le oloa 2-bromo-3-methoxypyridine.
2. E ala i le tali atu o le pyridine ma le 2-Bromo methyl ether: pyridine ma le 2-Bromo methyl ether reaction, i lalo o tulaga talafeagai mo le faʻamafanafanaina poʻo le faʻaaogaina o se faʻamalosi e gaosia ai le oloa manaʻomia.
Fa'amatalaga Saogalemu:
O le saogalemu o le 2-bromo-3-methoxypyridine e manaʻomia le gauai. O nisi nei o fautuaga saogalemu:
- Aloese mai le manava, faʻafesoʻotaʻi ma le paʻu, poʻo mata ulufale. Fai mea e puipui ai e pei o totigilima, mata tioata ma talipupuni mata a'o fa'aoga.
-Pe a teuina, e tatau ona tuʻu i se nofoaga lelei-ventilated, ese mai afi ma oxidizing sui.
- Faitau ma le faʻaeteete le pepa faʻamatalaga saogalemu aʻo leʻi faʻaaogaina ma faʻaoga e tusa ai ma faiga saʻo.
