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4-Hydroxyphenylacetic asid CAS 156-38-7


  • CAS:156-38-7
  • Fòmil molekilè:C8H8O3
  • Pwa molekilè:152.15
  • EINECS:205-851-3
  • Sinonim:RARECHEM AL BO 0188; Asid P-IDROFENILAZETIK; P-HYDROXYPHENILACETIC ACID; PHPA; AKOS 236-100; Asid 4-IDROKSIFENILAZETIK; Asid 4-IDROKSIFENILAZETIK, POU FLUORESC ENCE
  • Pwodwi detay

    Telechaje

    Tags pwodwi

    Ki sa ki asid 4-Hydroxyphenylacetic CAS 156-38-7?

    4-Hydroxyphenylacetic asid se yon poud cristalline blan oswa yon ti kras jòn. Pwen k ap fonn 149-151 ℃. Ka sublime. Fonn nan etè, etanòl, ak acetate etil. 4-Hydroxyphenylacetic asid gen yon pwa molekilè relatif nan 152.15. Pwen k ap fonn 149-151 ℃. Ka sublime.

    Spesifikasyon

    Atik Spesifikasyon
    Pwen bouyi 234.6 ° C (estimasyon ki graj)
    Dansite 1.2143 (estimasyon ki graj)
    Pwen k ap fonn 148-151 °C (lit.)
    Refraktivite 1.4945 (estimasyon)
    Kondisyon depo Atmosfè inaktif
    pKa 4.50±0.10 (Prevwa)

    Aplikasyon

    Sentèz òganik nan asid 4-hydroxyphenylacetic. Entèmedyè sentèz òganik yo itilize pou pwodiksyon β - reseptè blocker atenolol ak engredyan aktif Pueraria lobata daidzein -4,7-dihydroxyflavone; 4-Hydroxyphenylacetic asid kapab tou itilize kòm yon entèmedyè pestisid. Reyaktif reyaksyon Acylation pou konpoze fenolik ak konpoze amine.

    Pake

    Anjeneral chaje nan 25kg / tanbou, epi tou li ka fè pake Customized.

    4-Hydroxyphenylacetic asid-Pake

    4-Hydroxyphenylacetic asid CAS 156-38-7

    4-Hydroxyphenylacetic asid-Pake

    4-Hydroxyphenylacetic asid CAS 156-38-7


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