Ngwaahịa

Ụlọ ọrụ anyị na-enye 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. A na-erekarị ngwaahịa anyị n'ụlọ na ná mba ọzọ. Anyị enwetala otuto sitere n'aka ndị ahịa nwere oke mma, ọnụ ahịa ezi uche na ọrụ zuru oke.
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  • Diphenyl carbonate CAS 102-09-0 bụ kristal ọcha siri ike. Na-adịghị ike n'ime mmiri, soluble na ethanol na-ekpo ọkụ, benzene, ether, carbon tetrachloride, glacial acetic acid na ihe ndị ọzọ na-edozi ahụ.

  • Enwere ike iji mmanya Benzyl CAS 100-51-6 na reagents biochemical na etiti ọgwụ.

  • 3,5-Difluoroaniline CAS 372-39-4 bụ kristal edo edo na-enweghị agba. Enwere ike iji ya dị ka kemịkalụ, ọgwụ, pesticide intermediates.

  • 2-Furoic acid CAS 88-14-2 bụ kristal rhombohedral monoclinic na-acha ọcha, soluble na mmiri oyi, soluble na mmiri ọkụ, ethanol na ether. Enwere ike iji ya mee ka methyl furan, furfuramide na furoate esters na nnu; na plastik Enwere ike iji ya mee ihe dị ka plasticizer, resin thermosetting, wdg na ụlọ ọrụ akwụkwọ kemikal; dị ka ihe nchekwa na ụlọ ọrụ nri; enwere ike iji ya dị ka onye na-ahụ maka ihe mgbakwunye agba, ọgwụ na ihe na-esi ísì ụtọ, wdg.

  • 3-Methyl-2-nitrophenol CAS 4920-77-8 bụ kristal edo edo. Ebe mgbaze 37-39 â. Ọ bụ ihe nitrophenol dị ka onye na-ahụ maka antineoplastic.

  • Nicotinamide CAS 98-92-0 bụ agịga ọcha dị ka kristal ma ọ bụ ntụ ntụ kristal, na-esighi isi ma ọ bụ na-esitụ ntakịrị, na-enwe uto ilu. Njupụta ndị ikwu bụ 1.4, ebe agbaze bụ 129-131 Celsius. 1g nke ngwaahịa a bụ soluble na 1 ml mmiri, 1.5mL ethanol ma ọ bụ 10ml glycerol, ma ọ dịghị soluble na ether. pH nke 10% mmiri mmiri ngwọta bụ 6.5 - Chemicalbook 7.5. Nwere hygroscopicity adịghị ike. Ọ bụ ihe kwụsiri ike, na-eguzogide acid, alkali na elu okpomọkụ. Ọ kwụsiri ike na ìhè na ikpo ọkụ na ikuku akọrọ, a na-emepụta nicotinic acid mgbe ọ na-ekpo ọkụ na alkaline ma ọ bụ ngwọta acidic. Oke ọnụ LD502.5-3.5g/kg, uru ADI anaghị eme ndokwa pụrụ iche (ECC, 1990).

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