Malic Acid
Medchemexpress LLC Malic acid-d3 | 104596-63-6 | MFCD01317361 | 99.9% | 137.11 g/mol | C4H3D3O5 | 5mg
Malic acid-d3 is the deuterium labeled Malic acid Malic acid (Hydroxybutanedioic acid) is a dicarboxylic acid that is naturally found in fruits such as apples and pears It plays a role in many sour or tart foods[1][2]
Medchemexpress LLC (S)-malic acid-13C4 | 150992-96-4 | MFCD19704799 | 98.0% | 138.06 | 13C4H6O5 | 1mg
(S)-Malic acid-13C4 is the 13C labeled S-Malic acid (HY-Y1069)[1]
Medchemexpress LLC D-(+)-Malic acid | 636-61-3 | 99.8% | 134.09 | 1 ML
D-(+)-Malic acid (D-Malic acid) is an active enantiomer of Malic acid that functions as a competitive inhibitor of L(-)malic acid transport. It is an endogenous metabolite.
- Active enantiomer of malic acid
- Competitive inhibitor of L(-)malic acid transport
- Can be produced from maleic acid by certain bacteria
Medchemexpress LLC Malic acid disodium hydrate | 63474-37-3 | 98.0% | 196.07 g/mol | C4H6O5·XH2O·2Na | 5 G
Malic acid disodium hydrate is the disodium salt hydrate form of malic acid intended for laboratory biochemical and buffering applications. It is a white to off-white powder with high water solubility and is supplied in small packs for laboratory use. The reagent is documented with storage and solubility data suited for assay workflows.
- Disodium salt hydrate form of malic acid, useful as a buffer and biochemical reagent.
- High purity: 98.0% suitable for analytical and assay work.
- Water soluble: approximately 175 mg/mL (may require ultrasonic assistance).
- Stable at room temperature when stored under nitrogen and away from moisture; extended storage in solvent at -20°C to -80°C.
- Supplied in small laboratory pack sizes for convenient handling.
Medchemexpress LLC D-(+)-Malic acid | 636-61-3 | 134.09 | 250 MG
D-(+)-Malic acid, also known as D-Malic acid, is an active enantiomer of Malic acid. It serves as a competitive inhibitor of L-(-)malic acid transport. This product is an analytical standard of D-(+)-Malic acid, specifically intended for research and analytical applications.
- Competitive inhibitor of L-(-)malic acid transport
- Suitable for research and analytical applications
- Enantiomer of Malic acid
Medchemexpress LLC Malic acid disodium salt | 676-46-0 | MFCD00012466 | 98.0% | 178.05 | C4H4Na2O5 | 25 G
Malic acid disodium salt is the disodium salt of malic acid (sodium DL-malate) supplied as a high-purity biochemical reagent. It is commonly used as a buffering agent, pH regulator, and reagent in biochemical assays and food additive research.
- High purity (98.0%) for reliable experimental results.
- Useful as a buffering agent in aqueous solutions.
- Suitable for biochemical assay and buffer preparation.
- White crystalline powder, easy to weigh and handle.
- Molecular formula C4H4Na2O5; molecular weight 178.05.
Medchemexpress LLC Malic dehydrogenase, microorganism (MDH) | 9001-64-3 | ≥10 U/mg solid | 35,000 | 5 KU
Malate dehydrogenase (EC 1.1.1.37) (MDH) catalyzes the mutual conversion of oxaloacetate and malate, and is associated with the oxidation/reduction of dinucleotide coenzymes.
- Michaelis constant: 1.5x10-6 M (NADH, 37°C), 1.9x10-6 M (oxaloacetate, 37°C)
- Optimum pH: 7.5-8.0
- Optimum temperature: 60°C
- PH stability: 3.0-9.0 (37°C, 30 minutes)
- Thermal stability: below 65°C (pH 7.5, 30 minutes)
- Enzyme activity: ≥10 U/mg solid
- Unit definition: one unit is defined as the amount of enzyme that oxidation of 1 μmol NADH per min at pH 7.5 at 30°C.
- Appearance: solid
- Color: white to off-white
- EC number: 1.1.1.37
- Solubility: H2O : ≥ 100 mg/mL
Medchemexpress LLC (S)-malic acid | 97-67-6 | MFCD00064213 | 99.6% | 134.09 | C4H6O5 | 50g
(S)-Malic acid ((S)-2-Hydroxysuccinic acid) is a dicarboxylic acid in naturally occurring form contributes to the pleasantly sour taste of fruits and is used as a food additive
Medchemexpress LLC S-malic acid-13C4 | 150992-96-4 | 98.0% | 138.06 g·mol⁻1 | 13C4H6O5 | 10mg
(S)-Malic acid-13C4 is the 13C labeled S-Malic acid (HY-Y1069)[1]
Accela Chembio Inc D-(+)-malic Acid | 25g | 636-61-3 | MFCD00004245 | 97+% | D: 1.6 | Shelf Life: 1260 Days | Light Sensitive
D-(+)-malic Acid | 25g | 636-61-3 | MFCD00004245 | 97+% | D: 1.6 | Shelf Life: 1260 Days | Light Sensitive
Chem-Impex International, Inc. L-Malic acid | 97-67-6 | MFCD00064213 | 1KG
L-Malic acid, 97-67-6, MFCD00064213, 1KG
Medchemexpress LLC Malic dehydrogenase, microorganism | 9001-64-3 | about 35,000 | 10 KU
Malate dehydrogenase (MDH), also known as EC 1.1.1.37, catalyzes the reversible interconversion of oxaloacetate and malate, playing a crucial role in metabolic pathways involving the oxidation/reduction of dinucleotide coenzymes.
- Enzymatic activity: ≥10 U/mg solid
- Molecular weight: approximately 35,000
- Michaelis constant: 1.5x10⁻⁶ M (NADH, 37°C); 1.9x10⁻⁶ M (oxaloacetate, 37°C)
- Optimum pH: 7.5-8.0
- Optimum temperature: 60°C
- pH stability: 3.0-9.0 (37°C, 30 minutes)
- Thermal stability: below 65°C (pH 7.5, 30 minutes)
- Recommended dissolution: 100 mM Tris-HCl, pH 7.5 at 20 U/mL, or in water/buffer
- Appearance: white to off-white solid
- Solubility in water: ≥ 100 mg/mL