CDMT CAS 3140-73-6 2-Chloro-4,6-Dimethoxy-1,3,5-Triazine Purity >99.0% (HPLC)

1. Nga Taonga: Ko tenei hua he paura tioata ma.
2. Whakaritenga Ihirangi:
2.1 Nga taputapu me nga reagents: LC-10AVP Liquid Chromatograph, SPD-10AVP detector, Acetonitrile (chromatographic pure)
Waikawa trifluoroacetic (koeke AR)
2.2 Te Tikanga: E ai ki nga mahi teitei o te chromatography wai (Chinese Pharmacopoeia 2010 edition Appendix VI D) whakatau.
2.3 Nga tikanga Chromatographic: i whakamahia te octadecylsilane here silica gel hei whakakii (250*4.6mm*5.0u);Me te acetonitrile:
Ko te wai = 60:40 (PH=2.5 i whakatikatikahia e te waikawa trifluoroacetic) ko te wahanga pūkoro.Ko te roangaru kitea he 240nm.Te mahana o te pou: 25;rere
Tere: 1.0ml / min;Ko te maha o nga pereti ariā kia kaua e iti iho i te 2000 e ai ki te tihi matua o CDMT.
2.4 Tikanga Whakatau: I whakaritea tenei hua ki roto i te otinga wahanga pūkoro kei roto CDMT20ug ia 1ml hei hua whakamatautau
Ko te otinga.Ko te 10ul o te otinga whakamatautau i werohia ki roto i te chromatograph, a ka tuhia te chromatogram ki te 2 wa te wa pupuri o te tihi o te waahanga matua.
2.5 Nga Hua: I tatauhia tenei hua ma te tikanga whakatikatika rohe me te iti iho i te 98.0% CDMT.
3. Te tohu NMR: he 300MHz te auau, me te... He whakarewa, a ko nga tauira i tohuhia e te H spectrum NMR i te pāmahana rūma.
4. Te inenga ira whakarewa:
4.1 Taputapu
YRT-3 whakaatu mamati taputapu ira whakarewa me te kapi mo te whakatau ira rewa (e kiia ana ko te capillary).
4.2 Tikanga
E ai ki te tikanga o te whakatau ira whakakoero (Chinese Pharmacopoeia 2010 edition Appendix VII C).
4.3 Nga Hua
Ko te rewa o tenei hua ko te 71-78 ℃ (ko te reiti 1.5 ℃ / min).
5. Ngaronga i te whakamaroke:
5.1 Taputapu: whakamaroke korehau i te oumu he pounamu pauna
5.2 Te tikanga mahi: Tangohia te 1g o tenei hua, kia tika te pauna, waiho ki te 40.0 ℃ ka whakamaroke ki te taumaha tonu.
5.3 Hua: Ko te mate taimaha kaua e neke ake i te 0.5%
5.4 Tatau: % = (Papatipu i mua i te whakamaroke - papatipu i muri i te whakamaroketanga)/ papatipu i mua i te whakamaroke * 100%
6. Rokiroki: Rokiroki ki te waahi makariri me te maroke atu i te marama (≤-20 ℃).
7. Te wa tirotiro: kotahi tau