isibhengezo_sekhasi

umkhiqizo

2-Chloro-5-aminopyridine (CAS# 5350-93-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H5ClN2
I-Molar Mass 128.56
Ukuminyana 1.2417 (isilinganiso esinzima)
I-Melting Point 81-83°C(lit.)
I-Boling Point 205.39°C (isilinganiso esinzima)
I-Flash Point 130.7°C
I-Vapor Presure 0.00182mmHg ku-25°C
Ukubukeka Ikristalu ensundu ngokugqamile
Umbala Okumhlophe kuya kuBrown
I-BRN 108891
pKa 1.94±0.10(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
Kuyazwela Izwela ukukhanya nomoya
I-Refractive Index 1.5110 (isilinganiso)
I-MDL Idatha ye-MFCD00006243

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
I-WGK Germany 3
Ikhodi ye-HS 29333999
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2-chloro-5-aminopyridine iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: I-2-chloro-5-aminopyridine iyikristale eqinile engenambala.

- Ukunyibilika: Inokuncibilika okuphansi emanzini kodwa ingancibilika kuzincibilikisi zemvelo ezifana ne-ethanol ne-chloroform.

 

Sebenzisa:

- I-2-chloro-5-aminopyridine ivame ukusetshenziswa njengendawo ephakathi ekuhlanganiseni kwamanye ama-compounds.

 

Indlela:

Indlela yokulungiselela ye-2-chloro-5-aminopyridine ngokuvamile ihilela ukusabela kwe-nucleophilic esikhundleni se-2-chloropyridine. Indlela evame ukusetshenziswa ukusabela ku-2-chloropyridine nge-ammonia. Ukusabela kungenziwa ku-solvent efanelekile nasezingeni lokushisa elifanele.

 

Ulwazi Lokuphepha:

- I-2-chloro-5-aminopyridine iyinhlanganisela yemvelo engaba yingozi kubantu. Lapho usetshenziswa, kufanele ulandele izinqubo zokusebenza zokuphepha ezifanele futhi ugqoke izinto zokuzivikela ezifana namagilavu, imaski, nezibuko.

- Gwema ukuthinta isikhumba namehlo. Uma kwenzeka ukuthintana ngephutha, hlambulula ngokushesha ngamanzi amaningi.

- Inhlanganisela kufanele igcinwe futhi iphathwe ngendlela egwema ukuthintana nama-oxidants nama-acids aqinile ukuze kugwenywe ukusabela kwamakhemikhali okungaphephile.

Uma usebenzisa futhi uphatha i-2-chloro-5-aminopyridine nanoma yiliphi ikhemikhali, hlala ubhekisela kumaSpredishithi eDatha Yezokuphepha afanele nemihlahlandlela yokusingatha ilabhorethri futhi ulandele izinyathelo zokuphepha ezifanele.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona