tsamba_banner

mankhwala

N-Methyl-p-toluene sulfonamide (CAS#640-61-9)

Chemical Property:

Molecular Formula C8H11NO2S
Molar Misa 185.24
Kuchulukana 1.3400
Melting Point 76-79 °C (kuyatsa)
Boling Point 296.5±33.0 °C(Zonenedweratu)
Pophulikira 133.1°C
Kusungunuka Chloroform (Pang'ono), Ethyl Acetate (Pang'ono), Methanol (Pang'ono Kwambiri)
Kuthamanga kwa Vapor 0.00143mmHg pa 25°C
Maonekedwe Crystalline Yolimba
Mtundu Choyera mpaka chachikasu chopepuka
pKa 11.67±0.30 (Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Refractive Index 1.5650 (chiyerekezo)
MDL Mtengo wa MFCD00008285
Zakuthupi ndi Zamankhwala Malo osungunuka 76-80 ° C
Gwiritsani ntchito Kwa polyamide utomoni plasticizer ndi intermediates mankhwala

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
WGK Germany 3
HS kodi 29350090

 

Mawu Oyamba

N-methyl-p-toluenesulfonamide, yemwenso amadziwika kuti methyltoluenesulfonamide, ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

N-methyl-p-toluenesulfonamide ndi kristalo wopanda mtundu wolimba wokhala ndi fungo lapadera la aniline. Imakhala ndi kusungunuka kochepa m'madzi koma imasungunuka muzosungunulira zambiri.

 

Gwiritsani ntchito:

N-methyl-p-toluenesulfonamide zimagwiritsa ntchito monga kusintha reagent mu organic synthesis zimachitikira. Itha kugwiritsidwa ntchito ngati methylation reagent, aminosation agent, ndi nucleophile.

 

Njira:

Kukonzekera njira ya N-methyl-p-toluenesulfonamide nthawi zambiri akamagwira toluene sulfonamide ndi methylation reagents (monga sodium methyl iodide) pansi pa zinthu zamchere. Mikhalidwe yokonzekera yeniyeni ndi masitepe akhoza kusinthidwa malinga ndi zosowa zenizeni.

 

Zambiri Zachitetezo:

N-methyl-p-toluenesulfonamide nthawi zambiri imakhala yokhazikika komanso yotetezeka ngati ikugwiritsidwa ntchito bwino. Ikadali m'gulu la mankhwala ndipo imayenera kusamaliridwa bwino ndikusungidwa kuti ipewe ngozi. Kukhudza khungu, maso, ndi kupuma thirakiti kuyenera kupewedwa panthawi yomwe mukugwiritsa ntchito kuti mupewe kupsa mtima kapena ziwengo. Mukakhala pachiwonetsero kapena pokoka mpweya, muzimutsuka nthawi yomweyo ndi madzi ambiri ndikupempha thandizo lachipatala. Zochita ziyenera kuchitidwa pamalo olowera mpweya wabwino komanso ndi njira zodzitetezera monga magolovesi oteteza ndi magalasi.


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife