2-Chloro-3,4-dihydroxyacetophenone CAS 99-40-1

Product Detail

Hazard Symbols	Xi – Hasha
Risk Codes	36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza	S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa. S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany	3
HS Code	29252900

Overview	3, 4-dihydroxy-2 '-chloroacetophenone ndiyo kiyi yepakati mukubatanidzwa kwecarbamot. Carbazil inozivikanwawo seropa, adrenal pigment ammonia urea sodium salicylate, inonyanya kushandiswa kuwedzera capillary permeability inokonzerwa nekubuda ropa.
Shandisa	Iyo yepakati yehemostatic drug anluoxue, adrenomimetic drug gashaler, nezvimwe.
kugadzira nzira	wedzera catechol uye chloroacetic acid mupoto yakaoma yekupindura, simudza tembiricha kusvika 60 °c, uye kurunga, 85-90 madhigirii C insulation 0.5h. Kutonhorera kusvika pasi pe65 ℃, wedzera phosphorus oxychloride, ita pa60-70 ℃ kwe4h,70-80 ℃ kwe4h. Kana zvakaoma kumutsa reactants gobvu, wedzera mvura, simudza tembiricha, uye hydrolyze pa 90-100 ℃ kwe 0.5h. Makristasi akatonhodzwa kusvika pasi pe10 ° C., uye akasefa. Iyo yakasimba nyaya yakashambidzwa nemvura kusvikira isina kwayakarerekera kuwana 2-chloro-3 ',4′-dihydroxyacetophenone.