I-Pyridine-2 4-diol (CAS# 84719-31-3)
| Iimpawu ezinobungozi | Xi – Irritant |
| Iikhowudi zoMngcipheko | 36/37/38 – Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nolusu. |
| Inkcazelo yoKhuseleko | S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo. I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso |
| WGK eJamani | 3 |
| RTECS | UV1146800 |
| Ikhowudi ye-HS | 29339900 |
| IKlasi yeeNgozi | OKUTHUMEKAYO |
Intshayelelo
I-2,4-Dihydroxypyridine. Inezi mpawu zilandelayo:
Ukubonakala: I-2,4-Dihydroxypyridine yikristale emhlophe eqinile.
Ukunyibilika: Ine-solubility efanelekileyo kwaye iyanyibilika emanzini kunye neentlobo ezahlukeneyo zezinyibilikisi eziphilayo.
I-Ligand: Njenge-ligand ye-transition metal complexes, i-2,4-dihydroxypyridine inokwenza ii-complexes ezizinzileyo kunye neentsimbi, ezisetyenziswa ngokubanzi ekulungiseleleni i-catalysts kunye neempendulo ezibalulekileyo ze-organic synthesis.
I-Corrosion inhibitor: Isetyenziswa njengenye yamacandelo e-metal corrosion inhibitors, enokukhusela ngokufanelekileyo imiphezulu yesinyithi ekudlekeni.
Indlela yokulungiselela i-2,4-dihydroxypyridine ilandelayo:
Indlela yokuphendula i-Hydrocyanic acid: I-2,4-dichloropyridine iphendulwa nge-hydrocyanic acid ukufumana i-2,4-dihydroxypyridine.
Indlela yokusabela nge-Hydroxylation: I-2,4-dihydroxypyridine yenziwe ngokusabela kwe-pyridine kunye ne-hydrogen peroxide phantsi kwe-platinum catalyst.
Ulwazi loKhuseleko: I-2,4-Dihydroxypyridine yikhemikhali kwaye kufuneka isetyenziswe ngokuqaphela:
Ubuthi: I-2,4-Dihydroxypyridine inetyhefu kwiindawo ezithile kwaye inokubangela ukucaphuka kwamehlo kunye nolusu xa udibene. Ukudibana ngokuthe ngqo kunye nokuphefumla uthuli lwayo kufuneka kugwenywe.
Ukugcinwa: I-2,4-Dihydroxypyridine kufuneka igcinwe kwindawo eyomileyo, epholileyo ukuze igweme ukudibanisa ne-oxidants kunye ne-acids eqinile. Ngexesha lokugcinwa, ingqwalasela kufuneka ihlawulwe ekukhuselweni komswakama ukukhusela ukuwohloka ngenxa yomswakama.
Ukulahlwa kwenkunkuma: Ukulahlwa kwenkunkuma ngokufanelekileyo, kufuneka kuhambelane nemithetho nemigaqo yendalo esingqongileyo, ukuthintela ukungcoliseka kwendalo.
Xa usebenzisa i-2,4-dihydroxypyridine, iinkqubo ezifanelekileyo zokusebenza zokhuseleko kunye nemilinganiselo yokukhusela umntu, njengokugqoka iiglavu kunye nezibuko, kufuneka zilandelwe ukuqinisekisa ukusetyenziswa okukhuselekileyo.
