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chigadzirwa

2 5-Dichloropyridin-3-amine (CAS# 78607-32-6)

Chemical Property:

Molecular Formula C5H4Cl2N2
Molar Misa 163
Density 1.497±0.06 g/cm3(Zvakafanotaurwa)
Melting Point 124 °C
Boling Point 287.0±35.0 °C(Zvakafanotaurwa)
Flash Point 127.379°C
Solubility DMSO, Methanol
Vapor Presure 0.003mmHg pa25°C
Chitarisiko Crystalline upfu
Color Off-White kusvika Pale Beige
pKa 0.03±0.10(Zvakafanotaurwa)
Storage Condition 2-8°C
Sensitive Air Sensitive
Refractive Index 1.623
MDL MFCD00204157

Product Detail

Product Tags

Risk Codes R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R41 - Njodzi yekukuvara kwakakomba kwemaziso
R37/38 - Inogumbura kune yekufema system uye ganda.
R22 – Zvinokuvadza kana ikamedzwa
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36/37/39 - Pfeka zvipfeko zvekudzivirira zvakakodzera, magurovhosi uye kudzivirira kweziso/chiso.
S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
S39 - Pfeka dziviriro yeziso / kumeso.
UN IDs UN 2811 6.1/PG 3
WGK Germany 3
HS Code 29333990
Hazard Kirasi IRRITANT
Packing Group

 

Nhanganyaya

2,5-Dichloropyridin-3-amine is an organic compound ine kemikari formula C5H3Cl2N. Iyo isina ruvara kana yakachenuruka yero crystal, ine yakasimba pungent hwema. Inotevera rondedzero yehunhu hwayo, kushandiswa, kugadzirira uye ruzivo rwekuchengetedza:

 

Zvakasikwa:

-Kuonekwa: isina ruvara kana yakareruka yero crystal

-Solubility: Inonyungudika zvishoma mumvura, inonyungudika mune yakawanda organic solvents

-kunyungudika nzvimbo: inenge 104-106 ℃

-Kubikira nzvimbo: inenge 270 ℃ (reference value)

 

Shandisa:

- 2,5-Dichloropyridin-3-amine inogona kushandiswa sepakati mune organic synthesis uye inoshandiswa zvakanyanya mumishonga, mishonga yezvipembenene nemimwe minda.

-Inogonawo kushandiswa kugadzirira mashizha anoshanda, dhayi uye kurongeka kwemakemikari.

 

Kugadzirira nzira:

Nzira yakajairika yekugadzirira ndeyekuita kwe2,5-dichloropyridine ine ammonia:

2,5-Dichloropyridinamine → 2,5-Dichloropyridin-3-amine

 

Zvekuchengetedza

- 2,5-Dichloropyridin-3-amine inotsamwisa, tapota chenjerera kuti usasangana neganda, maziso uye hurongwa hwekufema. Midziyo yekudzivirira yakakodzera senge magurovhosi, magogi uye masks zvinofanirwa kupfekwa panguva yekushandiswa.

-Dzivisa moto uye kupisa kwepamusoro panguva yekushandiswa uye kuchengetedza kudzivirira kubva pakupisa kana kuputika.

 

Ndokumbira utarise kuti kana uchishandisa nekubata makemikari, unofanirwa kutevedzera nzira dzakachengeteka dzekushanda uye kutevedzera mirairo yakakodzera uye nhungamiro kuti uve nechokwadi chekuchengetedzwa kwemunhu uye kwezvakatipoteredza.


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