Hua
1,1-DIMETHYLUREA
DIMETHYLUREA Nga Taonga matū
| Te rewa | 178-183 °C (marama) |
| Kohuatanga | 163.08°C (whakatau tata) |
| kiato | 1.255 |
| pehanga kohu | 0.008Pa i te 25 ℃ |
| taupū huritao | 1.4715 (whakatau tata) |
| pāmahana rokiroki. | Whakaorangia ki raro +30°C. |
| whakarewatanga | wai: wairewa5%, maamaa, kore tae |
| pka | 14.73±0.50(I Matapaetia) |
| puka | Te paura tioata |
| tae | He ma ki waho-ma |
| Wairewa wai | Wairewa |
| BRN | 1740666 |
| RangitakiP | -4.6 i te 20 ℃ |
| CAS Raraunga Raraunga Tohutoro | 598-94-7(Tuhinga Raraunga CAS) |
| Tohutoro Matū NIST | Urea, N,N-dimethyl-(598-94-7) |
| Pūnaha Rehita Matū EPA | 1,1-Dimethylurea (598-94-7) |
DIMETHYLUREA Whakaahuatanga Hua
Ko te 1,1-Dimethylurea he pūhui matū me te tātai rāpoi C3H8N2O.Kei te mohiotia ano ko te dimethylurea ko DMU ranei.He paura tioata ma, he ngawari te whakarewa i roto i te wai me nga whakarewa pararopi.
He maha nga tono a 1,1-Dimethylurea i roto i nga ahumahi rereke.Ko tetahi o ana whakamahinga matua he reagent i roto i te whakahiato waro.Ko te nuinga o nga wa ka whakamahia hei puna mo te dimethylamine, he poraka whare nui mo te hanga rongoa, waikano me etahi atu matū.
I roto i te ahumahi rongoa, ka whakamahia te 1,1-dimethylurea hei tohu mo te whakahiato o nga raau taero me nga takawaenga tarukino.
Ka taea te whakamahi hei kaihoko whakamarumaru mo nga roopu mahi tairongo matū i roto i nga tauhohenga waro.Ka whakamahia ano hei whakakorikori i etahi tauhohenga.
I tua atu, ka whakamahia ano te 1,1-dimethylurea i roto i te whakahiatotanga o te patupatu me te fungicides.Ka mahi hei whakapumau me te whakanui i te mahi o enei matū ahuwhenua.He mea tino nui ki te hapai i te 1,1-dimethylurea me te tupato na te mea ka kiia he kino mena ka kainga, ka pa atu ranei ki te kiri me nga kanohi.Me whai tikanga haumaru ina mahi ana me tenei puhui, penei i te mau taputapu whakamarumaru me te whakarite kia pai te hau.
Hei whakarāpopototanga, ko te 1,1-dimethylurea he pūhui mahi maha ka taea te whakamahi i roto i te whakahiato waro, nga rongoa, me nga matū ahuwhenua.Ko ona ahuatanga ka whai hua hei reagent, hei whakamarumaru, hei whakakorikori i roto i nga momo tukanga matū.
Nga korero haumaru
| Waehere morearea | Xi |
| Tauākī mōrearea | 36/37/38 |
| Tauākī Haumaru | 26-36 |
| WGK Tiamana | 3 |
| RTECS | YS9867985 |
| TSCA | Ae |
| Waehere HS | 2924 19 00 |
| Raraunga matū morearea | 598-94-7(Raraunga Raraunga Matū Morearea) |
DIMETHYLUREA Te Whakamahinga me te Whakakotahitanga
| Ngā Āhuatanga matū | Ma ki te paura tioata ma-kore |
| Whakamahinga | 1,1-Dimethylurea (N,N-dimethylurea) kua whakamahia i roto i te Dowex-50W whakawhiti katote whakahiato kapia-whakatairangahia oN,N′-kua whakakorehia-4-aryl-3,4-dihydropyrimidinones. |
| Whakaahuatanga Whanui | āhuatanga whatu korererangi o 1,1-dimethylurea (N,N'dimethylurea), kua arotakea na roto i te whakatipuranga tuarua-harmonic. |
| Te mura me te pahū | Kaore i whakarōpūtia |
