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chigadzirwa

2-Amino-3-nitropyridine (CAS# 4214-75-9)

Chemical Property:

Molecular Formula C5H5N3O2
Molar Misa 139.11
Density 1.4551 (yakaomarara fungidziro)
Melting Point 163-165 °C (lit.)
Boling Point 255.04°C (yakaomarara fungidziro)
Flash Point 167 °C
Solubility 3g/l
Vapor Presure 0.00122mmHg pa25°C
Chitarisiko Yellow crystal
Color Yero
BRN 124468
pKa 2.40±0.36(Zvakafanotaurwa)
Storage Condition Ramba uri munzvimbo ine rima, Inert atmosphere, Tembiricha yemumba
Refractive Index 1.5900 (kufungidzira)
MDL MFCD00006314

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany 3
FLUKA BRAND F CODES 8-23
HS Code 29333999
Hazard Kirasi IRRITANT

 

Nhanganyaya

2-amino-3-nitropyridine isanganiswa yeorganic. Ikomboni ine chena crystalline yakasimba.

 

2-Amino-3-nitropyridine ine zvimwe zvakakosha uye kushandiswa. Icho chinhu chepamusoro-simba chine high-thermal kugadzikana uye kuputika. Inowanzoshandiswa seimwe yezvigadzirwa zvepfuti. Chechipiri, 2-amino-3-nitropyridine inoshandiswawo sedhayi yakakosha uye inogona kushandiswa kupenda zvinhu zvakaita semachira nematehwe.

 

Kune nzira dzakawanda dzekugadzirira 2-amino-3-nitropyridine. Nzira yakajairika ndeyekugadzirira 2-aminopyridine ne nitrification reaction, kureva, pasi pemamwe mamiriro ezvinhu, 2-aminopyridine inobatwa ne nitric acid kuumba 2-amino-3-nitropyridine. Kuita uku kunofanirwa kuitwa pasi pemamiriro e acidic, uye kutarisisa kunofanirwa kubhadharwa kune tembiricha uye nguva yekuita pamwe nekushanda kwakachengeteka.

 

Ruzivo Rwekuchengetedza: 2-Amino-3-nitropyridine isanganiswa inoputika, uye kutarisisa kwakakosha kunofanirwa kubhadharwa kuchengetedzeka kwayo panguva yekuchengetedza, yekufambisa, kubata, uye kushandiswa. Izvo zvinofanirwa kudzivirirwa kubva pakubata nezvinhu zvisingaenderane senge zvinopfuta zvinhu uye oxidants kudzivirira kuti isaiswa pasi pechisimba, kukwesha kana kupisa. Mune chero chiitiko chekushandisa, maitiro ekuchengetedza akakodzera uye matanho ekuzvidzivirira anofanirwa kuteverwa, uye nzira dzakanaka dzekudzivirira kufefetera dzinofanirwa kuitwa kuti ive nechokwadi chekuchengetedzwa kwevashandi. Zvinorambidzwa kubata, kushandura uye kuchengetedza chinhu nevashandi vasina kubvumidzwa uye vasina kudzidziswa kudzivirira tsaona.


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