Salicylic acid Cas: 69-72-7
Lambarka buugaagta | XD92029 |
Magaca Alaabta | Salicylic acid |
CAS | 69-72-7 |
Qaabka molecularla | C7H6O3 |
Miisaanka Molecular | 138.12 |
Faahfaahinta Kaydinta | 2-8°C |
Xeerka Tarifka La Iswaafajiyay | 29182100 |
Tilmaamaha Alaabta
Muuqashada | Caddaan ilaa budo caddaan ah |
Asay | 99% min |
barta dhalaalaysa | 158-161 °C ( shidan) |
Barta karkarinta | 211 °C ( shid) |
cufnaanta | 1.44 |
cufnaanta uumiga | 4.8 ( vs hawada) |
cadaadiska uumiga | 1 mm Hg (114 °C) |
index refractive | 1,565 |
Fp | 157 °C |
milmayn | ethanol: 1 M at 20 ° C, cad, aan midab lahayn |
pka | 2.98 ( saacada 25 ℃) |
PH | 2.4 (H2O) (xalka buuxa) |
Xaddiga PH | Non0 uorescence (2.5) ilaa buluug madow 0 uorescence (4.0) |
Biyo La'aanta | 1.8 g/L (20ºC) |
ugu badnaan | 210nm, 234nm, 303nm |
Xasaasi ah | Iftiinka xasaasiga ah |
Sublimation | 70ºC |
Salicylic acid waa qayb ay FDA ansixisay daryeelka maqaarka ee loo isticmaalo daawaynta jirka ee finanka, waana beta hydroxy acid (BHA) kaliya ee loo isticmaalo alaabta daryeelka maqaarka.Ku fiican maqaarka dufanka leh, salicylic acid waxaa sida ugu wanaagsan loogu yaqaanaa awoodda ay u leedahay inay si qoto dheer uga nadiifiso saliidda xad-dhaafka ah ee daldaloolada waxayna yareysaa soosaarka saliidda ee horay u socota.Sababtoo ah salicylic acid waxay ilaalisaa daloolada nadiif ah oo aan xidhnayn, waxay ka hortagtaa madaxyada cadcad mustaqbalka iyo madax madow inay koraan.Salicylic acid sidoo kale waxay siisaa maqaarka dhintay, iyo alaabteeda ka hortagga bararka waxay ka dhigtaa qayb muhiim ah kuwa cudurka psoriasis.Salicylic acid waxay si dabiici ah ugu dhacdaa jilif safsaf ah, jilif bjørk oo macaan, iyo caleemaha jiilaalka, laakiin noocyada synthetic ayaa sidoo kale loo isticmaalaa alaabta daryeelka maqaarka.