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2-Methylthio-4-pyrimidinol(CAS# 5751-20-2)

Āhuatanga matū:

Tātai rāpoi C5H6N2OS
Molar Mass 142.18
Kiato 1.35±0.1 g/cm3(Whakaahua)
Te Whakarewa 200.0 ki te 204.0 °C
Piro Pouri 301.2°C i te 760 mmHg
Tohu Kohiko 136°C
Wairewa DMSO (Paku), Methanol (Paku)
Kohu Kohu 0.000597mmHg i te 25°C
Te ahua Mārō
Tae Ma ki Off-White
pKa 7.80±0.40(I Matapaetia)
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Taurangi Refactive 1.638
MDL MFCD00047373

Taipitopito Hua

Tohu Hua

Waehere Morearea R22 – He kino ki te horomia
R37/38 – He whakapataritari ki te punaha manawa me te kiri.
R41 – He kino kino ki nga kanohi
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S39 – Mau whakamarumaru kanohi / kanohi.
Waehere HS 29335990

 

Kupu Whakataki

Ko te 2-Methylthio-4-pyrimidinone he pūhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

- Te ahua: Ko te 2-Methylthio-4-pyrimidinone he totoka o nga kiripiri kore tae me nga paura tioata ma.

- Wairewa: He iti te whakarewatanga i roto i te wai engari he pai ake te whakarewatanga i roto i nga whakarewa waro penei i te waiwaro me te dimethyl sulfoxide.

- Tauhohenga matū: Ka taea e te 2-methylthio-4-pyrimidinone te tauhohe me etahi atu pūhui na roto i nga tauhohenga matū penei i te sulfonation, te whakakapi, me te cycloaddition.

 

Whakamahia:

- Pesticide: Ko te 2-methylthio-4-pyrimidinone he mea nui mo te ngarara me te patu patupatu, e whakamahia nuitia ana i roto i te mara ahuwhenua.

- Waikano Korewharewha: Ka taea hoki te whakamahi hei waikano rewharewha me nga reagents tapanga, me te kaha mo te whakaahua me te kitea i roto i te rangahau rongoa koiora.

 

Tikanga:

- Ka taea te whakarite 2-Methylthio-4-pyrimidinone ma te tauhohenga o te 2-methylthio-4-aminoimidazole me nga ketones i raro i nga tikanga waikawa.

 

Mōhiohio Haumaru:

- Ko te 2-Methylthio-4-pyrimidinone he puhui pararopi me etahi paitini. Ko nga tikanga whakamarumaru whaiaro e tika ana, penei i nga karapu, nga karaehe, me nga kakahu whakamarumaru, me tango i te wa e whakamahia ana, e pa ana ranei.

- Ko te pa atu ki te kiri, ki te ngongo ranei o te puehu ka pa mai he mate mate mate, he irirangi ranei, me karohia te roanga o te rongo me te nui o te hohanga.

- I te wa o te rokiroki me te whakahaere, me tupato kia kore e pa atu ki nga waikura, waikawa kaha, me etahi atu matū hei karo i nga tauhohenga kino.

- I te tukunga o te para, me tuku kia rite ki nga ture e tika ana kia kore ai e poke te taiao.

 


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