2-Hydroxy-6-methyl-5-nitropyridine (CAS# 28489-45-4)
| Iikhowudi zoMngcipheko | R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu. I-R22 – Iyingozi xa iginyiwe |
| Inkcazelo yoKhuseleko | I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. |
| Ikhowudi ye-HS | 29333990 |
Intshayelelo
I-2-Hydroxy-3-nitro-6-methylpyridine i-organic compound kunye ne-chemical formula C7H7N2O3. Oku kulandelayo yinkcazo eneenkcukacha yobume bayo, ukusetyenziswa, ukulungiswa kunye nolwazi lokhuseleko:
Indalo:
-Ukubonakala: I-2-hydroxy-3-nitro-6-methylpyridine imhlophe ukuya kukukhanya kwe-crystalline powder.
-I-Solubility: ukunyibilika kwayo emanzini kuphantsi, i-soluble kwi-solvents ezininzi zezinto eziphilayo ezifana notywala, i-ether, i-ketone, njl.
-Indawo yokunyibilika: Indawo yokunyibilika yale khompawundi imalunga ne-194-198 ° C.
-Uzinzo: uzinzile kwiqondo lobushushu begumbi, kodwa kufuneka ugweme ukuvezwa kukukhanya kunye nobushushu obuphezulu.
Sebenzisa:
-2-hydroxy-3-nitro-6-methylpyridine isetyenziswa ngokuqhelekileyo njengendawo ephakathi kwi-organic synthesis kwaye isetyenziswe kwi-synthesis yezinye iikhompawundi.
-Inokusetyenziswa kwakhona ekulungiseleleni i-rubber processing aids, i-pesticides, i-pharmaceuticals kunye nedayi kunye nezinye iindawo.
Indlela:
-2-Hydroxy-3-nitro-6-methylpyridine idla ngokufunyanwa ngokwenziwa kweekhemikhali. Indlela ethile inokufumaneka ngokuphendula i-3-methylpyridine nge-nitric acid ngokusebenzisa i-nitration reaction, kwaye emva koko ngokunciphisa kunye ne-hydroxylation reaction.
Ulwazi ngoKhuseleko:
-2-hydroxy-3-nitro-6-methylpyridine yikhemikhali enetyhefu ethile. Landela iinkqubo ezifanelekileyo zokhuseleko lwebhubhoratri ngexesha lokusebenza.
-Ukunxibelelana okanye ukuphefumla kule khompawundi kunokubangela ukucaphuka kunye nokulimala kumzimba womntu. Uqhagamshelwano lwesikhumba, ukuphefumla kunye nokungena kufuneka kugwenywe. Iiglavu ezikhuselayo, iliso kunye nezixhobo zokuphefumla kufuneka zinxitywe ngexesha lokusetyenziswa.
-Xa udibana nesikhumba okanye amehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango ngokukhawuleza.
-I-compound kufuneka igcinwe kwindawo evaliweyo, eyomileyo, enomoya, kude nomlilo kunye ne-oxidizing agents. Xa ulahla inkunkuma, landela imigaqo yokhuseleko lwendalo esingqongileyo.
