Cov khoom

Cov khoom tshiab

Cov khoom

Peb lub Hoobkas muab 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. Peb cov khoom yog muag hauv tsev thiab txawv teb chaws. Peb tau txais kev qhuas los ntawm cov neeg siv khoom zoo, tus nqi tsim nyog thiab kev pabcuam zoo meej.

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2,4-Di-tert-butylphenol CAS 96-76-4
2,4-Di-tert-butylphenol CAS 96-76-4 khoom muag, xa khoom sai, Xyoo ntawm kev tsim khoom thiab kev tswj xyuas nruj.COA, MSDS, TDS, thiab lwm yam ntawm 2,4-Di-tert-butylphenol tuaj yeem ua tau muab
Nyeem ntxiv Xa lus nug
2-Chloropyrazine CAS 14508-49-7
Cov hauv qab no yog kev qhia txog cov khoom zoo 2-Chloropyrazine CAS 14508-49-7, vam tias yuav pab koj nkag siab zoo 2-Chloropyrazine CAS 14508-49-7.
2-Chloropyrazine CAS 14508-49-7 muaj nuj nqi
tshuaj intermediates
Siv raws li nruab nrab ntawm cov tshuaj thiab tshuaj tua kab
Nyeem ntxiv Xa lus nug
2,4-Difluoronitrobenzene CAS 446-35-5
Raws li tus kws tshaj lij kev lag luam zoo 2,4-Difluoronitrobenzene CAS 446-35-5 chaw tsim khoom, koj tuaj yeem so kom txaus yuav 2,4-Difluoronitrobenzene CAS 446-35-5 los ntawm peb lub hoobkas.
2,4-Difluoronitrobenzene sawv cev, xa khoom sai, Xyoo ntawm kev tsim khoom thiab kev tswj xyuas nruj.COA, MSDS, TDS, thiab lwm yam ntawm 2,4-Difluoronitrobenzene tuaj yeem muab
Nyeem ntxiv Xa lus nug
3,4,5-Trifluoroaniline CAS 163733-96-8
Cov hauv qab no yog kev qhia txog cov khoom zoo 3,4,5-Trifluoroaniline CAS 163733-96-8, vam tias yuav pab koj nkag siab zoo dua 3,4,5-Trifluoroaniline CAS 163733-96-8. Zoo siab txais tos cov neeg siv khoom tshiab thiab qub los txuas ntxiv koom tes nrog peb los tsim lub neej yav tom ntej zoo dua!
3,4,5-Trifluoroaniline muaj nuj nqi
Organic synthesis
Nyeem ntxiv Xa lus nug
N-(Hydroxymethyl)phthalimide CAS 118-29-6
Txais tos muas N-(Hydroxymethyl) phthalimide CAS 118-29-6 los ntawm peb. Nws yog muab los ntawm cov tshuaj tiv thaiv ntawm phthalimide thiab formaldehyde. Ntxiv formaldehyde rau lub lauj kaub cov tshuaj tiv thaiv, ntxiv dej kom cov formaldehyde mus rau hauv ib qho concentration ntawm li 12%. Muab pov rau hauv phthalimide hauv qab nplawm, thiab qhov ntau npaum li cas yog phthalimide: formaldehyde = 1: 1.1 (molar ratio). Qhov kub tau nce mus rau 98-102 ° C, refluxed rau 2.5h, txias rau 35 ° C, centrifugally lim, thiab qhuav kom tau cov khoom tiav.
Nyeem ntxiv Xa lus nug
Tom ntej: 2,4,5-Trifluorophenylacetic Acid CAS 209995-38-0
Zoo siab txais tos tuaj rau peb lub Hoobkas los yuav cov muag khoom tshiab, tus nqi qis, thiab cov khoom zoo 2,4,5-Trifluorophenylacetic acid CAS 209995-38-0. Hydroxylaluminium chloride (ACH) yog ib qho nyuaj aluminium chloride dav siv los ua cov tshuaj tua kab mob hauv cov khoom axillary, tshwj xeeb tshaj yog cov khoom siv aerosol.
Nyeem ntxiv Xa lus nug