L-Malic acid

Apejuwe kukuru:

Orukọ ọja:L-Malic acid

Awọn itumọ ọrọ sisọ: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

Awọn ẹka ọja:Awọn iyọkuro ọgbin;Aliphatics;MalicAcidSeries;Carboxylic Acids (Chiral);Awọn kemikali Chiral;Chiral Reagents;Ounjẹ & Ifunni ADDITIVES;Awọn bulọọki ile Chiral;fun ipinnu ti awọn ipilẹ;Optical Resolution;Synthetic Organic Chemistry;Afikun ounjẹ ati acidulant;ImidocyclicHeslic bc0001

Faili Mol:97-67-6.mol

Fi imeeli ranṣẹ si wa

Alaye ọja

ọja Tags

Awọn ohun-ini Kemikali Malic acid

Ojuami yo	101-103 °C (tan.)
alfa	-2º (c=8.5, H2O)
Oju omi farabale	167.16°C (iṣiro ti o ni inira)
iwuwo	1.60
oru titẹ	0Pa ni 25 ℃
refractive atọka	-6.5 ° (C=10, Acetone)
FEMA	2655 \|L-MALIC ACID
Fp	220 °C
iwọn otutu ipamọ.	Fipamọ ni isalẹ + 30 ° C.
solubility	H₂O: 0.5 M ni 20 °C, ko o, ti ko ni awọ
fọọmu	Lulú
awọ	funfun
Specific Walẹ	1.595 (20/4℃)
PH	2.2 (10g/l, H2O, 20℃)
pka	(1) 3.46, (2) 5.10 (ni 25℃)
opitika aṣayan iṣẹ-ṣiṣe	[α] 20/D 30± 2°, c = 5.5% ninu pyridine
Omi Solubility	tiotuka
Merck	14.5707
Nọmba JECFA	619
BRN	Ọdun 1723541
InChiKey	BJEPYKJPYRNKOW-REOHCLBHSA-N
LogP	-1.68
CAS DataBase Reference	97-67-6 (Itọkasi DataBase CAS)
NIST Kemistri itọkasi	Butanedioic acid, hydroxy-, (s)-(97-67-6)
Eto Iforukọsilẹ nkan EPA	Butanedioic acid, 2-hydroxy-, (2S)- (97-67-6)

Alaye Aabo

Awọn koodu ewu	Xi
Awọn Gbólóhùn Ewu	36/37/38
Awọn Gbólóhùn Aabo	26-36-37/39
WGK Germany	3
RTECS	NI 7175000
TSCA	Bẹẹni
HS koodu	29181980

Lilo Malic acid Ati Akopọ

Apejuwe	L-Malic acid fẹrẹ jẹ alainirun (nigbakugba aku, õrùn acrid) pẹlu tart, itọwo ekikan.O ti wa ni nonpungent.O le pese sile nipasẹ hydration ti maleic acid;nipa bakteria lati sugars.
Kemikali Properties	L-Malic acid ti fẹrẹẹ jẹ ainirun (nigbakugba aku, oorun acrid).Apapọ yii ni tart, ekikan, itọwo ti kii ṣe pungent.
Kemikali Properties	ko colorless ojutu
Iṣẹlẹ	Waye ni maple sap, apple, melon, papaya, ọti, ọti-waini, koko, nitori, kiwifruit ati chicory root.
Nlo	L-Malic acid ni a lo bi aropo ounjẹ, Yiyan α-amino idabobo reagent fun awọn itọsẹ amino acid.Synthon wapọ fun igbaradi ti awọn agbo ogun chiral pẹlu κ-opioid agonists receptor, 1α,25-dihydroxyvitamin D3 analogue, ati phoslactomycin B.
Nlo	Isomer ti o nwaye nipa ti ara jẹ L-fọọmu eyiti o ti rii ni awọn apples ati ọpọlọpọ awọn eso ati awọn irugbin miiran.Yiyan α-amino idabobo reagenti fun awọn itọsẹ amino acid.Synthon to wapọ fun igbaradi ti awọn agbo ogun chiral pẹlu κ-opioid rece
Nlo	Agbedemeji ni iṣelọpọ kemikali.Chelating ati buffering oluranlowo.Aṣoju adun, imudara adun ati acidulant ninu awọn ounjẹ.
Itumọ	ChEBI: Ohun optically lọwọ fọọmu ti malic acid nini (S) -iṣeto ni.
Igbaradi	L-Malic acid le wa ni pese sile nipasẹ hydration ti maleic acid;nipa bakteria lati gaari.
Gbogbogbo Apejuwe	L-Malic acid jẹ acid Organic ti o wọpọ ni ọti-waini.O ṣe ipa pataki ninu iduroṣinṣin microbiological waini.
Biochem/physiol Awọn iṣẹ	L-Malic acid jẹ apakan ti iṣelọpọ cellular.Ohun elo rẹ jẹ idanimọ ni awọn oogun.O jẹ iwulo ni itọju ti aiṣiṣẹ ẹdọ ẹdọ, munadoko lodi si hyper-ammonemia.O jẹ apakan ti idapo amino acid.L-Malic acid tun ṣe iranṣẹ bi nanomedicine ni itọju awọn rudurudu ti ọpọlọ.A TCA (Krebs ọmọ) agbedemeji ati alabaṣepọ ni malic acid aspartate akero.
Awọn ọna ìwẹnumọ	Crystallize S-malic acid (eedu) lati ethyl acetate / ether ether (b 55-56o), titọju iwọn otutu ni isalẹ 65o.Tabi tu o nipa refluxing ni meedogun awọn ẹya ara ti anhydrous diethyl ether, decant, koju si ọkan-kẹta iwọn didun ati crystallize o ni 0o, leralera si ibakan yo ojuami.[Beilstein 3 IV 1123.]