isibhengezo_sekhasi

umkhiqizo

I-Lacosamide (CAS# 175481-36-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C13H18N2O3
I-Molar Mass 250.29
Ukuminyana 1.120±0.06 g/cm3(Kubikezelwe)
I-Melting Point 141-143?C
I-Boling Point 536.4±50.0 °C(Kubikezelwe)
Ukuzungezisa Okuthile(α) I-D23 +16.0° (c = 1 ku-CH3OH)
I-Flash Point 2℃
I-Vapor Presure 1.4E-11mmHg ku-25°C
pKa 14.19±0.46(Okubikezelwe)
Isimo Sesitoreji Isiqandisi
I-Refractive Index 1.52

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Amakhodi Engozi I-R11 – Ivutha Kakhulu
R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36 – Ukucasuka emehlweni
Incazelo Yokuphepha S16 – Zigcine kude nemithombo yokuthungela.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
Ama-ID e-UN UN 1648 3 / PGII
I-WGK Germany 2
Ikhodi ye-HS 2924296000

I-Lacosamide (CAS# 175481-36-4) isingeniso

I-Lactamide yikilasi lezinhlanganisela eziphilayo eziqukethe izindandatho ze-lactam. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-laclamide:

Ikhwalithi:
Izakhiwo ze-laclamide zincike ekwakhekeni kwayo kwamangqamuzana nobukhulu bendandatho. Ngokuvamile, i-lacamide iyikristalu emhlophe eqinile enokuqina okuqinile. Inoncibilika kahle, inyibilika kuzincibilikisi zemvelo njengama-ether nama-ketone, futhi ayincibiliki emanzini.

Sebenzisa:
I-Laccamide inezinhlobonhlobo zezicelo embonini yamakhemikhali. Okubaluleke kakhulu kwalokhu ukusetshenziswa kwayo njengesandulela sezinto ze-polymer. Isibonelo, imicu ye-polyamide (inayiloni) yenziwa nge-polymerizing laclamide. I-laxamide ingasetshenziswa futhi njengesithako esimaphakathi kwizincibilikisi, izinto ezincibilikisayo, nanjengento engavuthiwe yokwakha imicu yokwenziwa, irabha yokwenziwa, imithi kanye nodayi.

Indlela:
Ngokuvamile, ukuhlanganiswa kwe-laxamide kutholakala ngokuyinhloko nge-acid-catalyzed cyclization. Ikakhulukazi, izindlela zokulungiselela ezisetshenziswayo yilezi ezilandelayo:
Indlela ye-pamine: isebenzisa ama-amine ne-asidi chloride noma i-anhydride ukuze isabele ngaphansi kwezimo ezifanele ukukhiqiza i-laxamide.
Izindlela ze-non-classical acid catalytic: Isibonelo, ngemva kokuthi i-medium ku-catalytic reactor ilaphe ngokuphelele, i-ferric chloride kanye ne-acid catalyst ingaguqulelwa ku-laclamide emazingeni okushisa aphansi.
Indlela yokusabela ngomfutho ophezulu: I-Laclamine ihlanganiswa idivayisi ye-imimine kanye ne-NBS endaweni enengcindezi ephezulu.

Ulwazi Lokuphepha:
I-Laxamide iyikhemikhali futhi kufanele igcinwe ngendlela efanele endaweni eyomile, epholile, kude nemithombo yomlilo nama-oxidants.
Ngesikhathi sokusebenza, izimo zokungena komoya ezinhle kufanele zigcinwe futhi kusetshenziswe izinto zokuzivikela ezifanele ezifana namagilavu ​​okuvikela, izihlangu zobuso, nezingubo zamehlo ezivikelayo.
I-Laclamide ingacasula isikhumba namehlo.
Lapho kulahlwa imfucuza, kufanele ilahlwe ngendlela efanele ngokuhambisana nemithetho yendawo.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona