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质量水平
检测方案
97%
形式
powder
旋光性
[α]20/D −27°, c = 5.5 in pyridine
光学纯度
ee: 99% (GLC)
mp
101-103 °C (lit.)
SMILES字符串
O[C@@H](CC(O)=O)C(O)=O
InChI
1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1
InChI key
BJEPYKJPYRNKOW-REOHCLBHSA-N
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一般描述
L -(-)-苹果酸是一种有机酸，常见于葡萄酒中。在葡萄酒微生物稳定性中发挥重要角色。
应用
L -(-)-苹果酸是一种选择性 α-氨基酸衍生物的氨基保护剂。也是制备手性化合物的通用合成子，包括 κ-阿片受体激动剂， 1α,25-二羟基维生素 D3类似物 和磷霉素 B。
警示用语：
Warning
危险声明
危险分类
Eye Irrit. 2 - Skin Irrit. 2
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
I Yoshpe-Besançon et al.
Biotechnology and applied biochemistry, 18 ( Pt 1), 93-102 (1993-08-01)
In previous papers we have reported that an aminopeptidase A (EC 3.4.11.7) purified from Staphylococcus chromogenes was able to catalyse the introduction of L-malic acid at the N-terminus of Tyr and Phe derivatives. We now show that this enzyme can
Zhigen Li et al.
Journal of synchrotron radiation, 27(Pt 1), 100-109 (2019-12-24)
Aluminium (Al) K- and L-edge X-ray absorption near-edge structure (XANES) has been used to examine Al speciation in minerals but it remains unclear whether it is suitable for in situ analyses of Al speciation within plants. The XANES analyses for
Kinetic determination of L (-) malic acid in wines using sequential injection analysis.
Segundo MA and Rangel AOSS.
Analytica Chimica Acta, 499(1), 99-106 (2003)
Bioorganic & Medicinal Chemistry Letters, 2, 1713-1713 (1992)
Tetrahedron Letters, 48, 5601-5601 (2007)
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