<br /> 线性分子式: HO2CCH2CH(OH)CO2H CAS号: 6915-15-7 分子量: 134.09 Beilstein: 1723539 EC 号: 230-022-8 MDL编号: MFCD00064212 PubChem化学物质编号: 57648231 NACRES: NA.25">
DL-苹果酸是一种用于研究超声波巴氏杀菌效果的有机酸。它也被用于培养膜面毕赤酵母。苹果酸是一种二羧酸和一种重要的调节代谢产物。它和水果成熟的过程有关。苹果酸对淀粉代谢很重要;苹果酸含量低导致淀粉的瞬时积累。线粒体苹果酸代谢调节ADP葡萄糖焦磷酸化酶活性和质体的氧化还原状态。
4.6 (vs air)
200
<0.1 mmHg ( 20 °C)
99-100.5% (alkalimetric)
solid
[α]/D −0.10 to +0.10°
644 °F
meets analytical specification of FCC, E296
IR spectroscopy: suitable
≤0.05% maleic acid≤0.1% water insoluble matter≤1% fumaric acid
≤0.1% (as SO4)
129-133 °C131-133 °C (lit.)
acetone: soluble 17.75 g/ 100 gm at 20 °Cdiethyl ether: soluble 0.84 g/100 gm at 20 °Cdioxane: soluble 22.70 g/100 gm at 20 °Cethanol: soluble 45.53 g/100 gm at 20 °Cmethanol: soluble 82.70 g/100 g at 20 °Cwater: soluble 55.8 g/100 gm at 20 °Cbenzene: insoluble
As: ≤3 mg/kgHg: ≤1 mg/kgPb: ≤2 mg/kg
complies for identity (IR)
pharmaceutical (small molecule)
OC(CC(O)=O)C(O)=O
1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
BJEPYKJPYRNKOW-UHFFFAOYSA-N
Warning
Eye Irrit. 2
11 - Combustible Solids
WGK 3
397.4 °F
203 °C
dust mask type N95 (US), Eyeshields, Gloves