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1 3-bis(methoxycarbonyl)-2-methyl-2-thio-pseudour(CAS# 34840-23-8)

Āhuatanga matū:

Tātai rāpoi C6H10N2O4S
Molar Mass 206.22
Kiato 1.30±0.1 g/cm3(Te Matapae)
Te Whakarewa 102-105°C(marama)
pKa 6.38±0.46(I Matapaetia)
Tikanga Rokiroki Rūma Temperature
Taurangi Refactive 1.519

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xn – He kino
Waehere Morearea 22 – He kino ki te horomia

 

Kupu Whakataki

Ko te 1,3-Dicarboxymethyl-2-methyl-2-thioisourea, e mohiotia ana ko DDMTU, he puhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

Ko te 1,3-Dicarboxymethyl-2-methyl-2-thioisourea he totoka ma, kowhai kowhai ranei. He pai te pumau i te pāmahana rūma, ka taea te rewa ki etahi whakarewa polar, penei i te wai, te waipiro me te ketones.

 

Whakamahia:

Ko te 1,3-Dicarboxymethyl-2-methyl-2-thioisourea e whakamahia whānuitia ana i roto i te whakahiato pararopi hei oxidant pūhui thiomoded whai hua. Ka taea e ia te whakakorikori i te waikura o nga sulfide penei i te thioether, thionitrile me te thiamine ki te whakaputa i nga mercaptans, thioketones me nga imine.

 

Tikanga:

Ko te tikanga whakarite o te 1,3-dicarboxymethyl-2-methyl-2-thioisourea te nuinga o nga waahanga e rua: ko te tauhohenga o te waikawa thioglycolic me te methylisourea ki te whiwhi 1,3-dicarboxymethyl-2-methyl-2-thioisourea; Ka purea te hua whainga ma te whakatioatanga me etahi atu tikanga purenga.

 

Mōhiohio Haumaru:

Ko te 1,3-Dicarboxymethyl-2-methyl-2-thioisourea kaore he tino kino ki te tinana o te tangata me te taiao i raro i nga tikanga whakahaere noa. Kia tupato ki te karo i te pa tika ki te kiri me te ngongo o te puehu i te wa e mahi ana. Me whakahaere i raro i nga tikanga whakamaarama pai, me te karo i te hoha i ona kohu. A ape i te tauhohenga me nga matū penei i te hāora, te waikawa kaha, me te turanga kaha. I te wa e rongoa ana me te hapai, me pupuri ki roto i te ipu maroke, whai hau me te hau, kia matara atu i te ahi me te wera. Tena tirohia nga pepa raraunga haumaru me nga tohutohu whakahaere i te wa e whakamahia ana.


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