page_banner

hua

methyl 2H-1 2 3-triazole-4-carboxylate(CAS# 4967-77-5)

Āhuatanga matū:

Tātai rāpoi C4H5N3O2
Molar Mass 127.1
Kiato 1.380±0.06 g/cm3(Whakaahua)
Te Whakarewa 13.5-13.8 °C
Piro Pouri 279.3±13.0 °C(I Matapaetia)
Tohu Kohiko 122.7°C
Kohu Kohu 0.00405mmHg i te 25°C
pKa 6.84±0.70(I Matapaetia)
Tikanga Rokiroki 2-8°C
Tairongo Whakariri
Taurangi Refactive 1.534
MDL MCD12912989

Taipitopito Hua

Tohu Hua

 

Kupu Whakataki

Ko te Methyl 1,2,3-triazole-4-carboxylic acid he pūhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

Ko te Methyl 1,2,3-triazole-4-carboxylic acid he wai kore tae ki te wai kowhai marama me te kakara kaha. He wairewa i roto i nga whakarewa pararopi penei i te waihano me te dimethylformamide. He ahua pumau i te pāmahana rūma, engari ka pirau i te wera nui, i raro ranei i te marama.

 

Nga Whakamahinga: Ka taea hoki te whakamahi hei kaiwhakahaere tipu tipu me tetahi waahanga o nga rauemi whakaahua.

 

Tikanga:

He tikanga whakarite noa mo te waikawa methyl 1,2,3-triazole-4-carboxylic ka whiwhi ma te tauhohe ki te phenylenediamine me te anhydride formic i raro i nga tikanga kawakore. Ko te tukanga whakarite motuhake e whai ake nei:

1) Tāpirihia te phenylenediamine me te anhydride formic ki te wairewa kawakore, ko te nuinga o te whakamahi i te konutai waikawa, te konutai waro waro ranei hei kaihoko kawakore;

2) I te pāmahana e tika ana, ka mahia te tauhohenga mo etahi haora kia tino tauhohe nga tauhohenga;

3) Ka tātarihia te hua ka purea ma te whakamaarama kia whiwhi methyl 1,2,3-triazole-4-carboxylate.

 

Mōhiohio Haumaru:

Ko te Methyl 1,2,3-triazole-4-carboxylic acid he tino whakapataritari me te pirau, me te pa atu ki te kiri, ki nga kanohi, ki te ngohanga ranei o ona kohu ka puta te riri me etahi atu raruraru hauora. Ko nga taputapu whakamarumaru whaiaro (PPE) e tika ana, tae atu ki nga karapu, nga karu tiaki kanohi, me nga taputapu whakamarumaru manawa, me mau ina whakamahia, ka hapai ranei. Me whakahaere i roto i te waahi pai-hau me te karo i te pa atu ki nga matū whakahaora kaha, ki nga rawa muramura ranei. Mena ka pa mai, ka horoi tonu me te nui o te wai, ka rapu wawe i te rongoa.


  • Tōmua:
  • Panuku:

  • Tuhia to korero ki konei ka tukuna mai ki a matou