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umkhiqizo

3-Methyl-4-aminopyridine (CAS# 1990-90-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H8N2
I-Molar Mass 108.14
Ukuminyana 0.9581 (isilinganiso esinzima)
I-Melting Point 106-107
I-Boling Point 192.78°C (isilinganiso esinzima)
I-Flash Point 138.4°C
I-Vapor Presure 0.00918mmHg ku-25°C
Ukubukeka Okuqinile
Umbala Amakristalu avela ku-C6H6/pet ether
pKa pK1: 9.43(+1) (25°C)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
Kuyazwela Izwela emoyeni kanye nomswakama
I-Refractive Index 1.5400 (isilinganiso)
I-MDL I-MFCD01704431

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Amakhodi Engozi R23/24/25 – Kunobuthi ngokuhogela, ukuthintana nesikhumba futhi uma ugwinywe.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R34 – Ibangela ukusha
I-R22 – Iyingozi uma igwinywe
R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
Incazelo Yokuphepha S22 - Ungaphefumuli uthuli.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
S36 – Gqoka izingubo ezifanele zokuzivikela.
S27 – Khumula ngokushesha zonke izingubo ezingcolile.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
Ama-ID e-UN 2811
I-RTECS TJ5140000
Ikhodi ye-HS 29333999
Inothi Lengozi Kuyingozi
Ubuthi I-LD50 orl-rat: 446 mg/kg TXAPA9 21,315,72

 

 

3-Methyl-4-aminopyridine (CAS# 1990-90-5) Ulwazi

isigaba izinto ezinobuthi
ukuhlukaniswa kobuthi ezinobuthi kakhulu
ubuthi acute I-oral-rat LD50: 446 mg/kg; I-Oral-bird LD50: 2.40 mg/kg
izici eziyingozi ezivuthayo ezivuthayo; ukushiswa kukhiqiza intuthu ye-nitrogen oxide enobuthi
isitoreji kanye nezici zokuthutha umoya we-warehouse kanye nokomisa izinga lokushisa eliphansi
i-ejenti yokucima umlilo impushana eyomile, igwebu, isihlabathi, isikhutha, amanzi enkungu

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