Salicylic acid Cas: 69-72-7
Nomoro ea lethathamo | XD92029 |
Lebitso la Sehlahiswa | Salicylic acid |
CAS | 69-72-7 |
Foromo ea molek'hulela | C7H6O3 |
Boima ba Molek'hule | 138.12 |
Lintlha tsa polokelo | 2-8°C |
Khoutu ea Lekhetho e Kopantsoeng | 29182100 |
Tlhaloso ea Sehlahisoa
Ponahalo | Phofo e tšoeu ho isa ho e tšoeu |
Assay | 99% mets |
Sebaka se qhibilihang | 158-161 °C(hote.) |
Ntho e belang | 211 °C(lit.) |
tekano | 1.44 |
boima ba mouoane | 4.8 (khahlanong le moea) |
khatello ea mouoane | 1 mm Hg (114°C) |
index ea refractive | 1,565 |
Fp | 157 °C |
ho qhibiliha | ethanol: 1 M ho 20 °C, e hlakileng, e se nang mebala |
pka | 2.98(ho 25℃) |
PH | 2.4 (H2O)(saturated solution) |
PH Range | Non0 uorescence (2.5) ho ea ho boputsoa bo lefifi 0 uorescence (4.0) |
Ho qhibiliha ha Metsi | 1.8 g/L (20 ºC) |
λmax | 210nm, 234nm, 303nm |
E hloahloa | Khanya e Kutloha |
Sublimation | 70 ºC |
Salicylic acid ke motsoako o lumelletsoeng ke FDA oa tlhokomelo ea letlalo o sebelisetsoang kalafo ea makhopho, 'me ke eona feela beta hydroxy acid (BHA) e sebelisoang lihlahisoa tsa tlhokomelo ea letlalo.E phethehile bakeng sa letlalo le mafura, salicylic acid e tsejoa ka ho fetisisa ka bokhoni ba eona ba ho hloekisa oli e feteletseng ka ntle ho li-pores le ho fokotsa tlhahiso ea oli e tsoelang pele.Hobane salicylic acid e boloka masoba a hloekile ebile a sa koaleha, e thibela makhooa a masoeu le a matšo a nakong e tlang ho hlaha.Salicylic acid e boetse e ntša letlalo le shoeleng, 'me thepa ea eona e thibelang ho ruruha e etsa hore e be motsoako o ka sehloohong ho ba nang le psoriasis.Salicylic acid ka tlhaho e hlaha ka makhapetla a moluoane, makhapetla a monate a birch, le makhasi a mariha a mariha, empa liphetolelo tsa maiketsetso li boetse li sebelisoa lihlahisoa tsa tlhokomelo ea letlalo.