isibhengezo_sekhasi

umkhiqizo

2 6-Dichloropyridin-3-amine (CAS# 62476-56-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H4Cl2N2
I-Molar Mass 163
Ukuminyana 1.5462 (isilinganiso esinzima)
I-Melting Point 122 °C
I-Boling Point 268.76°C (isilinganiso esinzima)
I-Flash Point 138.5°C
Ukuncibilika encibilikayo ku-Methanol
I-Vapor Presure 0.000828mmHg ku-25°C
Ukubukeka I-Crystalline powder
Umbala Okumhlophe kuya kokumpunga kuya ku-Brown
pKa -0.01±0.10(Kubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index 1.6300 (isilinganiso)
I-MDL I-MFCD00023417

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R43 - Ingabangela ukuzwela ngokuthinta isikhumba
R41 – Ingozi yokulimala okubi emehlweni
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S28 – Ngemva kokuxhumana nesikhumba, geza ngokushesha ngensipho eningi.
Ama-ID e-UN 2811
I-WGK Germany 3
Ikhodi ye-HS 29333990
I-Hazard Class I-IRRITANT
Iqembu Lokupakisha

 

Isingeniso

I-3-Amino-2,6-dichloropyridine iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

I-3-Amino-2,6-dichloropyridine iqinile enombala ophuzi ophuzi kuya kokuphaphathekile. Ayincibiliki emanzini ekamelweni lokushisa kodwa ingancibilika kwezinye izincibilikisi eziphilayo njenge-ethanol nama-ethers. Inokushintshashintsha okuthile.

 

Sebenzisa:

I-3-Amino-2,6-dichloropyridine iyingxenye ebalulekile ekuhlanganiseni kwe-organic. Ingasetshenziswa futhi njengamakhemikhali ezolimo njengezibulala-zinambuzane, ama-herbicides, kanye nokwelashwa kwe-rhizome.

 

Indlela:

Enye indlela yokulungisa i-3-amino-2,6-dichloropyridine itholakala ngokusabela i-2,6-dichloropyridine nge-ammonia. Ukusabela kungenziwa phambi kwama-reagents esikhundleni noma ama-catalysts.

 

Ulwazi Lokuphepha:

I-3-Amino-2,6-dichloropyridine iyacasula futhi iyingozi. Izinto zokuzivikela ezifanele ezifana namagilavu ​​nezibuko kufanele zigqokwe ngesikhathi sokuphatha. Gwema ukuthinta isikhumba, amehlo, nemigudu yokuphefumula. Ngesikhathi sokusetshenziswa noma ukugcinwa, ukunakwa kufanele kukhokhwe ekuvimbeleni umlilo futhi kugweme ukuthintana nama-oxidants. Uma udliwe noma uhogelwe, funa usizo lwezokwelapha ngokushesha.


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