M1000
L-苹果酸
≥95% (titration)
别名:
(S)-(-)-2-羟基琥珀酸, L-羟基丁二酸
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关于此项目
线性分子式:
HO2CCH2CH(OH)CO2H
化学文摘社编号:
分子量:
134.09
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.22
EC Number:
202-601-5
MDL number:
Beilstein/REAXYS Number:
1723541
Assay:
≥95% (titration)
Form:
powder
Quality Level
assay
≥95% (titration)
form
powder
pKa (25 °C)
(1) 3.46, (2) 5.10
mp
101-103 °C ((lit.)), 101-103 °C (lit.)
solubility
water: 100 mg/mL, clear to very slightly hazy, colorless
density
1,595 g/cm3 at 68 °F
SMILES string
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
General description
L-苹果酸是天然存在的苹果酸异构体，主要存在于酸味和未成熟的果实中。
Application
L-(-)-苹果酸可用于制备：
- (S)-苹果酸二乙酯
- (R)-2-羟基-4-苯基丁酸乙酯
- (S)-2-羟基-4-苯基丁酸乙酯
- D-高苯丙氨酸乙酯盐酸盐
- 呋喃并[3,2-i]吲哚嗪
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
存储类别
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
实验方案
Enzymatic Assay of Fumarase
A practical synthesis of ethyl (R)-and (S)-2-hydroxy-4-phenylbutanoate and D-homophenylalanine ethyl ester hydrochloride from L-malic acid.
Lin WQ, et al.
Tetrahedron Asymmetry, 12(11), 1583-1587 (2001)
A stereospecific synthesis of (-)-Bestatin from L-malic acid.
Norman BH and Morris ML.
Tetrahedron Letters, 33(45), 6803-6806 (1992)
Asymmetric synthesis of furo [3, 2-i] indolizines from L-malic acid.
Lee YS, et al.
Tetrahedron, 55(15), 4631-4636 (1999)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| M1000-500G | 04061834037620 |
| M1000-100G | 04061834037606 |
| M1000-1KG | 04061834037613 |