tsamba_banner

mankhwala

5-Amino-2-methylpyridine (CAS# 3430-14-6)

Chemical Property:

Molecular Formula C6H8N2
Molar Misa 108.14
Kuchulukana 1.068±0.06 g/cm3(Zonenedweratu)
Melting Point 95-99 ° C
Boling Point 238.4±20.0 °C(Zonenedweratu)
Pophulikira 121.09°C
Kuthamanga kwa Vapor 0.042mmHg pa 25°C
Maonekedwe Crystalline ufa
Mtundu Zoyera mpaka lalanje mpaka zofiirira
pKa 6.89±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Khalani pamalo amdima, M'mlengalenga, Kutentha kwachipinda
Refractive Index 1.574
MDL Mtengo wa MFCD00833389

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R22 - Zowopsa ngati zitamezedwa
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R34 - Imayambitsa kuyaka
R24/25 -
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/39 -
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S36 - Valani zovala zoyenera zodzitetezera.
S27 - Chotsani nthawi yomweyo zovala zonse zowonongeka.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
Ma ID a UN UN 2811
WGK Germany 3
HS kodi 29333999
Zowopsa Zovulaza
Kalasi Yowopsa 6.1
Packing Group III

 

Mawu Oyamba

6-Methyl-3-aminopyridine ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha 6-methyl-3-aminopyridine:

 

Ubwino:

Maonekedwe: 6-methyl-3-aminopyridine ndi kristalo wopanda mtundu kapena wachikasu.

Kusungunuka: Imakhala ndi kusungunuka kochepa m'madzi koma imasungunuka mu zosungunulira zina.

 

Gwiritsani ntchito:

Mankhwala intermediates: 6-methyl-3-aminopyridine nthawi zambiri ntchito ngati wapakatikati mu kaphatikizidwe organic kwa synthesis zosiyanasiyana mankhwala.

 

Njira:

Pali njira zingapo zokonzekera 6-methyl-3-aminopyridine, ndipo imodzi mwa njira zodziwika bwino ndi momwe ammonia sulfate amachitira ndi 2-methylketone-5-methylpyridine. Izi nthawi zambiri zimafunika kuchitidwa pansi pamikhalidwe yamchere.

 

Zambiri Zachitetezo:

Ikhoza kukwiyitsa maso, khungu, ndi kupuma, ndipo ndikofunikira kupewa kukhudzana mwachindunji ndi khungu ndi maso ndikuonetsetsa kuti mpweya wabwino umagwiritsidwa ntchito.

Pogwira ntchitoyi, ziyenera kuchitidwa kuti zisawononge chilengedwe kapena kuwononga thanzi la anthu.

Posunga ndi kunyamula, malamulo ndi malamulo oyenerera ayenera kutsatiridwa, ndipo asakhale osiyana ndi zinthu zoyaka moto, ma okosijeni, ndi zina zotero. Pewani kuwala kwa dzuwa ndi kutentha kwambiri.


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife