Alaabta

Warshadayadu waxay bixisaa 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. Badeecadahayaga waxaa inta badan lagu iibiyaa gudaha iyo dibadda. Waxaan ku guuleysanay amaanta macaamiisha leh tayo sare, qiimo macquul ah iyo adeeg qumman.
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  • Diphenyl carbonate CAS 102-09-0 waa crystalline cad oo adag. Aan ku milmin biyaha, ku milma ethanol kulul, benzene, ether, tetrachloride carbon, glacial acetic acid iyo dareerayaasha kale ee organic.

  • Khamriga Benzyl CAS 100-51-6 waxaa loo isticmaali karaa reagents biochemical iyo dhexdhexaadiyeyaasha dawooyinka.

  • 3,5-Difluoroaniline CAS 372-39-4 waa kiristaalo huruud ah oo aan midab lahayn. Waxa loo isticmaali karaa sidii kiimiko, dawooyin, dhexdhexaadiye sunta cayayaanka ah.

  • 2-Furoic acid CAS 88-14-2 waa monoclinic rhombohedral crystal cad, wax yar ku milmay biyo qabow, ku milmay biyo kulul, ethanol iyo ether. Waxaa loo isticmaali karaa in lagu farsameeyo methyl furan, furfuramide iyo furoate esters iyo cusbada; balaastigga Waxa loo isticmaali karaa sidii balaastiiste, resin heerkulbeeye, iwm. warshadaha buugaagta kiimikada; sida ilaalinta warshadaha cuntada; waxa kale oo loo isticmaali karaa sidii dhex dhexaad ah oo lagu daro rinjiga, daawooyinka iyo udgoonka, iwm.

  • 3-Methyl-2-nitrophenol CAS 4920-77-8 waa crystal jaale ah. Barta dhalaalka 37-39 â. Waa derivative nitrophenol sida wakiilka antineoplastic.

  • Nicotinamide CAS 98-92-0 waa irbad cad oo u eg crystal ama budada crystalline, aan ur lahayn ama waxyar ur ah, oo leh dhadhan qadhaadh ah. Cufnaanta qaraabada ah waa 1.4, barta dhalaaliduna waa 129-131 ° C. 1g oo badeecadan ah waxay ku milmi kartaa 1ml biyo ah, 1.5mL ethanol ama 10mL glycerol, laakiin aan lagu milmi karin ether. pH ee 10% xal aqueous waa 6.5 - Kiimikada 7.5. Waxay leedahay hygroscopicity daciif ah. Waa mid deggan, adkaysi u leh aashitada, alkali iyo heerkulka sare. Way xasiloon tahay iftiinka iyo kulaylka hawada engegan, iyo nicotinic acid ayaa la soo saaraa marka lagu kululeeyo xalalka alkaline ama acidic. Jiirka afka LD502.5-3.5g/kg, qiimaha ADI ma sameeyo waxyaabo gaar ah (ECC, 1990).

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