Fraxetin;Fraxetol;7,8-Dihydroxy-6-methoxycoumarin CAS No: 574-84-5
Chidule
Dzinali:Qinpi Pavilion;Fraxinus lactone
Dzina la Chingerezi:fraxetin; fraxetol
Ndi mankhwala a coumarin.Ndi flake crystal (ethanol), malo osungunuka 228 ℃, amasanduka achikasu pa 150 ℃, ndipo amasanduka bulauni pa malo osungunuka.Ndi hydrolyzate ya aesculin, yosungunuka mu ethanol ndi hydrochloric acid amadzimadzi, sungunuka pang'ono m'madzi otentha ndi osasungunuka mu ether.
Amachokera ku Fraxinus bngeana DC Bark, masamba a F. floribunda wall, etc.
Lili ndi zotsatira za anti kamwazi bacilli ndipo ndi mankhwala ntchito kuchiza pachimake bacillary kamwazi ana.
Zogulitsa zimapereka fraxetin: Qinpi Pavilion
Zosintha zamalonda:Nambala ya CAS: 574-84-5
Zomwe zili bwino (%):98.5%
Ntchito:kutsimikiza kokhutira, reagent ya pharmacological, etc
Katundu wa malonda:10 mg, 20 mg, 1 g
Perekani fraxetin:Qinpiting, yomwe imadziwikanso kutiFraxinus lactone
Dzina la Chingerezi:fraxetin;Fraxetol; Coumarin, 7,8-dihydroxy-6-methoxy-
Nambala ya CAS:574-84-5
Kutulutsa koyera kwachilengedwe, pambuyo potsimikizira kapangidwe ka NMR ndikuzindikiritsa chiyero cha HPLC, zomwe zili ndi zoposa 98.5%.
Mawu achi China:7,8-dihydroxy-6-methoxycoumarin Chingerezi Dzina: 7,8-dihydroxy-6-methoxycoumarin English alias: EINECS No.: 209-376-2 chilinganizo cha maselo: c10h8o5 kulemera kwa maselo: 208.1675inchi: Inchi = 1 / c10h8o5 -14-6-4-5-2-3-7 (11) 15-10 (5) 9 (13) 8 (6) 12 / h2-4,12-13h, 1h3 kachulukidwe: 1.508g/cm kuwira mfundo : 472 ° C pa 760 mmHg flash point: 196 ° C
Physicochemical katundu wa Fraxetin
Kachulukidwe: 1.5 ± 0.1 g / cm3
Malo Owira: 472.0 ± 45.0 ° C pa 760 mmHg
Malo osungunuka: 230-232 ° C
Chilinganizo cha Molecular: c10h8o5
Kulemera kwa Maselo: 208.167
Flash Point: 196.0 ± 22.2 ° C
Misa Yolondola: 208.037170
PSA: 79.90000
Chizindikiro: 0.59
Maonekedwe: piritsi loyera lachikasu la kristalo
Kukhazikika: kristalo wotumbululuka wachikasu, mtunduwo umakhala woderapo ukatenthedwa, ndipo umakhala Brown pafupi ndi malo osungunuka.Imasungunuka pang'ono m'madzi owiritsa, kristalo wachikasu wonyezimira umasanduka mdima ukatenthedwa, ndipo umasanduka bulauni pafupi ndi malo osungunuka.Imasungunuka pang'ono m'madzi owiritsa, imawoneka yobiriwira-buluu pamaso pa ferric chloride.Khola pansi pa kutentha kwabwino komanso kupanikizika.
Computational Chemistry
1. Mtengo wolozera pakuwerengera kwa hydrophobic parameter (xlogp): 1.2
2. Chiwerengero cha opereka ma hydrogen bond: 2
3. Chiwerengero cha ma hydrogen bond receptors: 5
4. Chiwerengero cha ma rotatable ma bond: 1
5. Chiwerengero cha ma tautomer: 16
6. Topological molecular polarity surface area 76
7. Chiwerengero cha maatomu olemera: 15
8. Malipiro apamwamba: 0
9. Kuvuta: 288
10. Chiwerengero cha maatomu a isotopic: 0
11. Dziwani kuchuluka kwa ma stereocenters a atomiki: 0
12. Chiwerengero cha ma stereocenters osatsimikizika a atomiki: 0
13. Dziwani kuchuluka kwa ma chemical bond stereocenters: 0
14. Chiwerengero cha ma indeterminate chemical bond stereocenters: 0
15. Number of covalent bond units: 1
