Hāʻawi Hale Hana Mea Kiʻekiʻe Methyl 4-hydroxybenzoate Methylparaben CAS 99-76-3

ʻO Methyl 4-hydroxybenzoate, i kapa ʻia ʻo Methyl Paraben, i hoʻohana nui ʻia e like me ka antiseptic preservative no ka organik synthesis, ka meaʻai, nā mea hoʻonaninani, nā lāʻau lapaʻau, a hoʻohana pū ʻia hoʻi e like me ka mālama hānai.

ʻO Methyl 4-hydroxybenzoate kahi mea olaola.Ma muli o kāna hana phenolic hydroxyl, ʻoi aku ka maikaʻi o nā waiwai antibacterial ma mua o ka benzoic acid a me ka sorbic acid.ʻO ka hana o ka paraben ka mea nui ma muli o kona kūlana molekala, a ʻo ka pūʻulu hydroxyl i loko o ka mole ua hoʻoheheʻe ʻia a ʻaʻole i ionized hou.No laila, he hopena maikaʻi kona ma ka laulā o ka pH 3 a hiki i ka 8. He mea kemika inert a maʻalahi ke hoʻohālikelike me nā mea kemika like ʻole.