title-banner

ngwaahịa

  • Cinnamic Acid CAS 621-82-9

    Acid Acid CAS 621-82-9

    Cinnamic acid bu ihe eji eme ihe na nhazi C6H5CH = CHCOOH. Ọ bụ ihe na-acha ọcha nke na-acha ọcha nke na-eme ka mmiri sie ike na mmiri, na-edozizikwa ọtụtụ ihe na-emepụta ihe. Nkewaji dika anakpo carboxylic acid adighi, o putara na otutu osisi. Ọ dị ka cis na trans isomer, ọ bụ ezie na nke abụọ na-adịkarị.

  • Maltol CAS118-71-8

    Maltol CAS118-71-8

    Maltol bụ ihe sitere n'okike nke na-eme nke ọma bụ nke eji arụ ọrụ dị ka ọkụ ọkụ. A na - achọta ya n'ụgbụgbọ nke larch osisi, na mkpa pine, na a inara n'ọkụ malt (nke sitere na ya nweta aha ya). Ọ bụ ọcha crystalline ntụ ntụ na-soluble na mmiri ọkụ, chloroform, na ndị ọzọ polar solvents. Ebe ọ bụ na ọ na-esi ísì ụtọ nke swiiti owu na caramel, a na-eji maltol eme ka ọ na-esi ísì ụtọ. Ttọ Maltol na-agbakwunye na isi nke achịcha ọhụrụ, ma jiri ya dị ka ihe mmụba ụtọ (INS Number 636) na achịcha na achịcha. E debanyeghị aha ya dị ka mgbakwunye nri na EU ma yabụ enweghị nọmba E-nọmba. Kama, edebanyere maltol ka ọ bụrụ ekpomeekpo n'ime EU.

  • Pyrrolidine CAS123-75-1

    Pyrrolidine CAS123-75-1

    Colorless uzo mmiri mmiri, nwere ndị pụrụ iche isi, lee ìhè ma ọ bụ iru mmiri ikuku obodo odo, mfe soluble na mmiri, oge. Ihe na-emebi emebi ma na-ere ọkụ. Ebe esi: 87 ~ 89 Celsius