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L-Malic acid

ʻO ka wehewehe pōkole:


  • Inoa mea kūʻai:L-Malic acid
  • Nā huaʻōlelo like:L-(-)-Malic acid, CP; Butanedioic acid, 2-hydroxy-, (2S)-;pinguosuan;Butanedioicacid,hydroxy-,(S)-;hydroxy-,(S)-Butanedioicacid;l-(ii) -malicacid;L-Gydroxybutanedioicacid;L-Mailcacid
  • CAS:97-67-6
  • MF:C4H6O5
  • MW:134.09
  • EINECS:202-601-5
  • Māhele Huahana:Nā mea kanu mea kanu; Aliphatics; MalicAcidSeries; Carboxylic Acids (Chiral); Chiral chemicals; Chiral Reagents; Food & Feed ADDITIVES; Chiral Building Blocks; no ka hoʻoholo ʻana i nā Bases; Optical Resolution; Synthetic Organic Chemistry; Food additive a me ka acidic acid; bc0001
  • Kōnae Mol:97-67-6.mol
  • Huahana Huahana

    Huahana Huahana

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    ʻO ka ʻakika Malic Nā waiwai kemika

    Lae hehee 101-103 °C (kukui)
    alpha -2 º (c=8.5, H2O)
    Lae paila 167.16°C (manaʻo koʻikoʻi)
    mānoanoa 1.60
    kaomi mahu 0Pa ma 25 ℃
    hōʻike hoʻopaʻa ʻana -6.5 ° (C=10, Acetone)
    FEMA 2655 |L-MALIKA AIKI
    Fp 220 °C
    ka mahana mālama. E mālama ʻia ma lalo o +30 ° C.
    hikiwawe H2O: 0.5 M ma 20 °C, akaka, kala ole
    ʻano Pauda
    kala kala Keʻokeʻo
    Kaumaha Kūikawā 1.595 (20/4 ℃)
    PH 2.2 (10g/l, H2O, 20 ℃)
    pka (1) 3.46, (2) 5.10(ma 25 ℃)
    hana ʻōpika [α]20/D 30±2°, c = 5.5% i ka pyridine
    Hiki i ka wai hikiwawe
    ʻO Merck 14,5707
    Helu JECFA 619
    BRN 1723541
    InChIKey BJEPYKJPYRNKOW-REOHCLBHSA-N
    LogP -1.68
    ʻIkepili ʻikepili CAS 97-67-6(Nā ʻIkepili ʻikepili CAS)
    NIST Chemistry Reference ʻAka Butanedioic, hydroxy-, (s)-(97-67-6)
    Pūnaehana Kakau Lapaʻau EPA Butanedioic acid, 2-hydroxy-, (2S)- (97-67-6)

    ʻIke palekana

    Nā Code Hazard Xi
    Nā ʻŌlelo Hoʻopilikia 36/37/38
    Nā ʻōlelo palekana 26-36-37/39
    WGK Kelemānia 3
    RTECS ON7175000
    TSCA ʻAe
    HS Code 29181980

    ʻO ka hoʻohana ʻana a me ka Synthesis ʻo Malic acid

    wehewehe ʻAʻole ʻono ʻole ka L-Malic acid (i kekahi manawa he ʻala maule, ʻaʻala) me ka ʻono ʻawaʻawa.He nonpungent.Hiki ke hoʻomākaukau ʻia e ka hydration o ka maleic acid;ma ka fermentation mai ke ko.
    Na Waiwai Kemika ʻAʻole ʻala ʻole ka L-Malic acid (i kekahi manawa he ʻala maule, acrid).Loaʻa i kēia pūhui he ʻono, ʻawaʻawa, ʻaʻole ʻono.
    Na Waiwai Kemika ʻoluʻolu kala ʻole
    Hana ʻia Hiki i ka maple sap, apple, melon, papaya, pia, waina waina, koko, sake, kiwifruit a me ka chicory root.
    Hoʻohana Hoʻohana ʻia ka L-Malic acid i mea hoʻohui meaʻai, Selective α-amino protecting reagent no nā derivatives amino acid.Synthon maʻamau no ka hoʻomākaukau ʻana i nā pūhui chiral me ka κ-opioid receptor agonists, 1α,25-dihydroxyvitamin D3 analogue, a me ka phoslactomycin B.
    Hoʻohana ʻO ka isomer kūlohelohe ʻo ia ka L-form i loaʻa i nā ʻāpala a me nā huaʻai a me nā mea kanu ʻē aʻe.ʻO ka reagent pale pale α-amino koho no nā derivatives amino acid.Synthon maʻamau no ka hoʻomākaukau ʻana i nā pūhui chiral me ka κ-opioid rece
    Hoʻohana Kūwaena i ka hoʻohui kemika.Chelating a me ka mea hoʻopaʻa.Mea hoʻonanea, mea hoʻonui ʻono a me ka acidulant i nā meaʻai.
    Wehewehe ChEBI: He ʻano opipika o ka ʻakika malic me ka (S)-hoʻonohonoho.
    Hoʻomākaukau Hiki ke hoʻomākaukau ʻia ka L-Malic acid e ka hydration o ka maleic acid;ma ka fermentation mai ke ko.
    Ka wehewehe nui ʻO ka waika L-Malic kahi waikawa organik i loaʻa mau i ka waina.He kuleana koʻikoʻi ia i ka paʻa microbiological waina.
    Nā Hana Biochem/physiol ʻO ka L-Malic acid kahi ʻāpana o ka metabolism cellular.ʻIke ʻia kona noi ma ka lāʻau lapaʻau.He mea maikaʻi ia i ka mālama ʻana i ka maʻi hepatic, maikaʻi e kūʻē i ka hyper-ammonemia.Hoʻohana ʻia ia ma ke ʻano he ʻāpana o ka infusion amino acid.Hoʻohana pū ʻia ka L-Malic acid ma ke ʻano he nanomedicine i ka mālama ʻana i nā maʻi neurological lolo.He TCA (Krebs cycle) waena a me ka hoa ma ka malic acid aspartate shuttle.
    Na Hana Hoomaemae Crystallize S-malic acid (charcoal) mai ka ethyl acetate/pet ether (b 55-56o), e mālama ana i ka mahana ma lalo o 65o.A i ʻole e hoʻoheheʻe ʻia ma ka hoʻoheheʻe ʻana i loko o nā ʻāpana he ʻumikūmālima o ka anhydrous diethyl ether, decant, hoʻopololei i ka hapakolu o ka leo a crystallize ma 0o, pinepine i ka helu heheʻe mau.[Beilstein 3 IV 1123.]

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