Fraxetin;Fraxetol;7,8-Dihydroxy-6-methoxycoumarin CAS No: 574-84-5
Soo koobid
Magaciisa:Qinpi Pavilion;Fraxinus lactone
Magaca Ingiriisiga:Fraxetin; Fraxetol
Waxay ka tirsan tahay isku dhafka coumarin.Waa crystal flake (ethanol), barta dhalaalka 228 ℃, wuxuu isu rogaa huruud ah 150 ℃, wuxuuna isu rogaa bunni marka uu gaaro barta dhalaalaysa.Waa hydrolyzate of aesculin, milmay ee ethanol iyo hydrochloric acid xal aqueous, wax yar ku milmay biyo karkaraya oo aan lagu milmin ether.
Waxay ka timaadaa Fraxinus brngeana DC Bark, caleemaha F. floribunda darbiga, iwm.
Waxay leedahay saamaynta bakteeriyada ka-hortagga dysentery waxaana kiliinikada loo isticmaalaa in lagu daweeyo dysentery ba'an ee carruurta.
Alaabooyinka waxay bixiyaan fraxetin: Qinpi Pavilion
Qiyaasaha badeecada:CAS No: 574-84-5
Waxyaabaha waxtarka leh (%):98.5%
Codsiga:go'aaminta nuxurka, reagent farmaajo, iwm
Qaddarka alaabta:10mg, 20mg, 1g
Supply fraxetin:Qinpiting, oo sidoo kale loo yaqaan Fraxinus lactone
Magaca Ingiriisiga:fraxetin;Fraxetol; Fraxexin; Coumarin, 7,8-dihydroxy-6-methoxy-
CAS Maya:574-84-5
Soo saarista dabiiciga ah ee saafiga ah, kadib xaqiijinta qaab dhismeedka NMR iyo ogaanshaha nadiifinta HPLC, waxa ku jira ayaa ka badan 98.5%.
Magaca Shiinaha:7,8-dihydroxy-6-methoxycoumarin English Name: 7,8-dihydroxy-6-methoxycoumarin English alias: EINECS No.: 209-376-2 formula molecular: c10h8o5 molecular weight: 208.1675inchi: Inchi = 1/5 / c10h18 -14-6-4-5-2-3-7 (11) 15-10 (5) 9 (13) 8 (6) 12 / h2-4,12-13h, 1h3 cufnaanta: 1.508g/cm barta karkarinta : 472 ° C at 760 mmHg barta toosh: 196 ° C
Sifooyinka Kiimikaad ee Fraxetin
Cufnaanta: 1.5 ± 0.1 g / cm3
Barta karkarinta: 472.0 ± 45.0 ° C at 760 mmHg
Meesha dhalaalka: 230-232 ° C
Qaacidada molecular: c10h8o5
Miisaanka Molecular: 208.167
Barta Tooshka ah: 196.0 ± 22.2 ° C
Tirada saxda ah: 208.037170
PSA: 79.90000
LogP:0.59
Muuqashada: kaniiniga crystal jaalaha khafiif ah
Xasilooni: crystal flake jaale cirro leh, midabku wuu sii madoobaa marka la kululeeyo, oo wuxuu noqdaa Brown meel u dhow barta dhalaalka.In yar oo ku milmay ether iyo biyo karkaraya Karistaanka khafiifka ah ee jaalaha ah ayaa mugdi noqda marka la kululeeyo, oo wuxuu isu beddelaa bunni meel u dhow barta dhalaalka.In yar oo ku milmay ether iyo biyo karkaraya, Waxay u muuqataa buluug-cagaaran iyadoo ay jirto ferric chloride.Ku xasilloon heerkulka caadiga ah iyo cadaadiska.
Kiimikada Xisaabinta
1. Qiimaha tixraaca ee xisaabinta halbeegga hydrophobic (xlopp): 1.2
2. Tirada ku-deeqayaasha dammaanadda hydrogen-ka: 2
3. Tirada dabaylaha hydrogen-ka: 5
4. Tirada curaarta kiimikaad ee wareegta: 1
5. Tirada tatoorada: 16
6. Meesha dusha sare ee molicular polarity 76
7. Tirada atamka culus: 15
8. Lacagta dusha sare: 0
9. Kakanaanta: 288
10. Tirada atamka isotopic: 0
11. Go'aami tirada atomiga stereocenters: 0
12. Tirada aan la hubin ee stereocenters atomi: 0
13. Go'aami tirada curaarta kiimikada stereocenters: 0
14. Tirada stereocenter-ka curaarta kiimikada aan la cayimin: 0
15. Tirada cutubyada dabaajiga ah: 1
