itulau_fanua

Oloa

β-arbutin Cas: 497-76-7

Fa'amatalaga Puupuu:

Numera fa'amaumauga: XD92125
Cas: 497-76-7
Fuafua mole: C12H16O7
Molecular Weight: 272.25
Avanoa: E tele
Tau:  
mua'i afifi:  
Vaega Tele: Talosaga Sesii

 


Fa'amatalaga Oloa

Faailoga o oloa

Numera Fa'amaumauga XD92125
Igoa Oloa β-arbutin
CAS 497-76-7
Fua molela C12H16O7
Molecular Weight 272.25
Fa'amatalaga Teuina Ambient
Fa'atonu Fa'asologa o Fa'asologa 29389090

 

Fa'amatalaga o oloa

Fa'aaliga Pa'u pa'epa'e
Asay 99% min
Liu liusuavai 195-198 °C
alafa -64º (c=3)
Fa'apuna 375.31°C (fa'atatau fa'atatau)
mafiafia 1.3582 (fa'atatau fa'atatau)
fa'asino fa'asino -65.5 ° (C=4, H2O)
solubility H2O: 50 mg/mL vevela, manino
pka 10.10±0.15(Vavaloa)
gaioiga fa'apitoa [α]/D -64.0±2.0°, c = 3 ile H2O
Suavai Solubility 10-15 g/100 mL ile 20 ºC
Ma'ale'ale Hygroscopic

 

E fa'aaoga muamua mo ana mea fa'ama'i fa'ama'i fa'ama'i fa'ama'i.O le Arbutin o le vaega malosi lea o le bearberry, ma e maua i isi punavai o laau, e aofia ai le saito.E galue e pei o le tyrosinase inhibitor e ala i le liua i le hydroquinone, ma mafai ai ona taofia le fausiaina o melanin.


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    β-arbutin Cas: 497-76-7