55094-52-5 Cov neeg tsim 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.

Cov khoom kub

  • Tom ntej: Chloroacetaldehyde Dimethyl Acetate CAS 97-97-2

    Tom ntej: Chloroacetaldehyde Dimethyl Acetate CAS 97-97-2

    Peb yog cov chaw tsim khoom ntawm Chloroacetaldehyde dimethyl acetal CAS 97-97-2 hauv Suav teb.Chloroacetaldehyde dimethyl acetal CAS 97-97-2 muaj nyob rau hauv Tshuag thiab tuaj yeem xa tuaj sai.COA, MSDS thiab TDS ntawm Chloroacetaldehyde dimethyl acetal CAS 97-97 -2.
  • 3-Oxoolean-12-en-28-oic acid methyl ester CAS 1721-58-0

    3-Oxoolean-12-en-28-oic acid methyl ester CAS 1721-58-0

    Raws li kev tsim khoom, peb xav muab koj cov khoom zoo 3-Oxoolean-12-en-28-oic acid methyl ester CAS 1721-58-0. Thiab peb yuav muab cov kev pabcuam zoo tshaj plaws tom qab muag thiab xa khoom raws sijhawm.
  • 2-Amino-5-bromopyridine CAS 1072-97-5

    2-Amino-5-bromopyridine CAS 1072-97-5

    Peb yog cov chaw tsim khoom ntawm 2-Amino-5-bromopyridine CAS 1072-97-5 hauv Suav teb.2-Amino-5-bromopyridine CAS 1072-97-5 muaj nyob hauv Tshuag thiab tuaj yeem xa tuaj sai.COA, MSDS thiab TDS 2-Amino-5-bromopyridine CAS 1072-97-5.
  • N-(Hydroxymethyl)phthalimide CAS 118-29-6

    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.
  • Nonanoic acid CAS 112-05-0

    Nonanoic acid CAS 112-05-0

    Peb yog cov chaw tsim khoom ntawm Nonanoic acid CAS 112-05-0 hauv Suav teb.Nonanoic acid CAS 112-05-0 muaj nyob rau hauv Tshuag thiab tuaj yeem xa tuaj sai.COA, MSDS thiab TDS ntawm Nonanoic acid CAS 112-05-0.
  • Imidazole CAS 288-32-4

    Imidazole CAS 288-32-4

    Peb yog cov chaw tsim khoom ntawm Imidazole CAS 288-32-4 hauv Suav teb.Imidazole CAS 288-32-4 muaj nyob hauv Tshuag thiab tuaj yeem xa tuaj sai.COA, MSDS thiab TDS ntawm Imidazole CAS 288-32-4.

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