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2-(trifluoromethyl)thiazole-4-carboxylic acid(CAS# 915030-08-9)

Āhuatanga matū:

Tātai rāpoi C5H2F3NO2S
Molar Mass 197.14
Kiato 1.668±0.06 g/cm3(Whakaahua)
Te Whakarewa 179-184°C
Piro Pouri 224.6±40.0 °C(Te Matapae)
Tohu Kohiko 89.627°C
Kohu Kohu 0.052mmHg i te 25°C
pKa 3.09±0.10(I Matapaetia)
Tikanga Rokiroki 2-8°C
Taurangi Refactive 1.498

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xn – He kino
Waehere Morearea 22 – He kino ki te horomia
WGK Tiamana 3
Te akomanga morearea TANGATA

 

Kupu Whakataki

Ko te 2-(trifluoromethyl)thiazole-4-carboxylic acid he pūhui waro me te tātai matū C5H2F3NO2S. Ko te ahua, te whakamahinga, te hanga me nga korero haumaru e whakaahuatia ana i raro nei.

 

Taiao:

Ko te waikawa 2-(trifluoromethyl)thiazole-4-carboxylic he totoka tioata ma. Ka taea te rewa i roto i etahi whakarewa pararopi penei i te dimethylsulfamide (DMSO) me te waro disulfide (CS2), engari karekau e rewa ki te wai. Ko tona ira whakarewa he 220-223°C.

 

Whakamahia:

Ko te 2-(trifluoromethyl)thiazole-4-carboxylic acid he takawaenga whakahiato waro e whakamahia nuitia ana. Ka taea te whakamahi ki te whakahiato i etahi puhui koiora i roto i te mara rongoa, penei i nga raau taero me nga pesticides. I tua atu, ka taea hoki te whakamahi hei rauemi mata waihanga mo nga waikano me nga matū photosensitive.

 

Tikanga:

Ko te whakaritenga o te 2-(trifluoromethyl)thiazole-4-carboxylic acid te tikanga ka riro ma te tauhohenga o te methyl sulfide me te cyanomethane. Ko nga taahiraa motuhake e whai ake nei: tuatahi, ka tauhohehia te 2-amino -1, 3-thiazole ki te trifluoroacetaldehyde ki te whakaputa 2-(trifluoromethyl) -1, 3-thiazole; Na, ko te 2-(trifluoromethyl) -1, 3-thiazole kua whiwhi ki te cyanomethane ki te whakaputa i te hua whaainga 2- (trifluoromethyl) thiazole-4-carboxylic acid.

 

Mōhiohio Haumaru:

Ko te paitini me te kino o te 2-(trifluoromethyl)thiazole-4-carboxylic acid kaore ano kia tino rangahaua. Heoi, hei matū, me whai i nga tikanga haumaru whanui, penei i te mau taputapu whakamarumaru e tika ana (pēnei i nga karaehe, nga karapu me nga koti taiwhanga) me te whakahaere i roto i te waahi pai te hau. I muri i te pa ki tenei puhui, me horoi wawe te waahi kua pa ki te hopi me te wai. Mena e tika ana, rapua nga tohutohu hauora mo etahi atu whakahaere.


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