7-amino-3-ceperem-4-carboxyylic acid
Malo osungunuka: 215-218 ° C
Malo owiritsa: 536.9 ± 50.0 ° C (Extrated)
Kuchulukitsa: 1.69 ± 0.1g / cm3 (kulosera)
Index yolowera: 1.735 (Yerekezerani)
Point: 278.508 ° C
Kusungunuka: kusungunuka mu acid acidic magazi (pang'ono, otentha), DMSO (pang'ono). Katundu: zoyera kapena zoyera za crystalline ufa.
Kupanikizika kwa Vapor: 0mmhg pa 25 ° C
chifanizo | lachigawo | wofanana |
Kaonekedwe | Oyera kapena oyera a crystalline ufa | |
Zopezeka | % | ≥988.5% |
Kunyowa | % | ≤1 |
Mono hybrid | % | ≤0.5 |
Chilichonse chambiri | % | ≤1 |
Cephalosporin, wogwiritsidwa ntchito ngati wapakatikati wa cefbutan ndi cefazoxime.
Khazikikani ma sulfuric acid (104.3ml, 1.92Mol) idawonjezeredwa m'mabotolo atatu, kenako isophthalic acid (37.24mol) idawonjezedwa ndi 60% Nitric Acid. Onjezani maola awiri. Pambuyo kuwonjezera, kuteteza kutentha kwa kutentha kwa 60 ℃ kwa maola awiri. Ozizira mpaka 50 ° C, kenako onjezani ma 100ml wamadzi. Zinthuzo zidakhazikika mpaka kutentha, kutsanulidwa mu Fyuluta, ndikupukuta kuti achotse ma acid, kaphikidwe kameneka adatsukidwa ndi madzi, ndipo zokolola zoyera zinali 38.6%.
20kg kapena 25kg / ndowa, chikwama cha makatoni, cholumikizidwa ndi thumba loyera ndi chikwama chakuda cha polyethylene. 2 ℃ -8 ℃ owuma, malo abwino, kutali ndi malo osungirako kuwala, zovomerezeka kwa zaka ziwiri.