Ethyl (S)-4-Chloro-3-hydroxybutyrate CAS 86728-85-0 Atorvastatin Calcium Intermediate

Ethyl (S)-4-Chloro-3-hydroxybutyrate (CAS: 86728-85-0)
Mokhoa oa ho hlahloba
Tlhaloso
Nka sampuli ea 10ml ka poleiti ea khalase e hloekileng le e omeletseng 'me u hlahlobe.
Ho potoloha ho itseng
Fetisetsa ka nepo hoo e ka bang 1.0g ea sampole ho 100ml volumetric flask mme e qhibilihisitsoe ka har'a10 ml ea chloroform, ebe o hlapolla ka chloroform ho 100ml ebe o kopanya.
Lekanya potoloho ea optical ea sampole ea teko ho 25ºC le 589nm wavelengthbala ho potoloha ho itseng ho latela foromo e fanoeng.
[α]25D = (v×a)/[w×(1-b)]
[α]25D: potoloho e khethehileng ea tekomohlala;α: ho potoloha ho hlokometsoeng hotekanyo ea angular;w: boima ba mohlala (g);
v: bophahamo ba modumo (mL);
b: Likahare tsa metsi(%)
Purity (ka GC)
Maemo a Chromatographic: The Gas chromatography e na le lelakabemochine oa ionization
Kholomo: SE-54, 30m×0.35mm×0.25µm
Mocheso oa ontong: Mocheso oa pele oa 120 ℃, Tšoara nako bakeng sa 2min
Sebaka: 20 ℃/min
Mocheso: 250 ℃, Tšoara nako bakeng sa 2min
Mocheso oa ente: 250 ℃
Mocheso oa Mohloli: 250℃(FID)
Bophahamo ba ente: 0.2µl
Tharollo ea mohlala: hlapolla 1ml A4 ka 1ml acetone.
Mokhoa oa ho etsa: Kenya 0.2µl ea acetone e se na letho 'me u tlalehe chromatogram.Hochromatogram e fumanoang ho tswa ho diluent ha ea lokela ho ba le tšitiso leha e le efenako ya ho boloka sehlohlolong se seholo le tlhoro ya ditshila.Ho feta Enta sampole tharollo kakopitsa ka har'a chromatograph 'me u tlalehe chromatogram.Tlaleha Bohloeki basampole ka sebaka se tloaelehileng mokhoa.