**D-2-Aminobutyric Acid (D-Abu-OH)**
**other Names:** D(-)-2-Aminobutyric acid, Da-aminobutyric acid, (R)-2-Aminobutyric acid, 2-Aminobutyric acid, D-Aminobutyric acid amide.
**CAS Number:** 2623-91-8
**Molecular Formula:** C₄H₉NO₂
**Molecular Weight:** 103.12 g/mol
**Purity:** ≥99.0%
**Residue on Ignition:** ≤0.10%
**Appearance:** White crystalline powder or colorless flaky crystals
**Melting Point:** ≥300°C
**Specific Optical Rotation:** +7.94 (c=4 in Hâ‚‚O)
**Applications:** This compound is widely used in biochemical research, particularly in the development and validation of ELISA assays. It serves as a key reagent for detecting various biomarkers and proteins involved in metabolic and immune processes.
**ELISA Applications:**
- **Human Lactate Dehydrogenase (LDH)** – Used to assess cellular damage and tissue necrosis.
- **Mouse Gastrointestinal Cancer Marker (CA199)** – Helps in early detection and monitoring of gastrointestinal malignancies.
- **Human Apoptosis Inhibitor (IAP)** – Plays a role in regulating programmed cell death.
- **Human Sugar-Deficient Transferrin (CDT)** – A biomarker for alcohol abuse and related disorders.
- **Mouse Interleukin-1 Soluble Receptor I (IL-1sRI)** – Involved in inflammatory responses and immune regulation.
- **Human Ubiquitin-Conjugating Enzyme (E2/UBCE)** – Critical in protein degradation pathways.
- **Mouse Parathyroid Hormone (i-PTH)** – Important in calcium metabolism and bone health.
- **Mouse α-L-Fucosidase (AFU)** – Related to lysosomal storage diseases.
- **Porcine Gastrin Receptor (GsaR)** – Involved in gastric acid secretion.
- **Porcine Lung Surfactant Protein A (SP-A)** – Essential for lung function and immune defense.
- **Human Macrophage Activation-Related Chemokine 1 (AmAC-1)** – Involved in immune cell recruitment.
- **Human Endothelin 1 (ET-1)** – A potent vasoconstrictor and regulator of blood pressure.
**Storage:** Store at room temperature (RT).
This high-purity D-2-Aminobutyric acid is ideal for use in advanced biochemical studies and diagnostic applications. Its stability and accuracy make it a reliable choice for researchers working on ELISA-based assays and other analytical techniques.
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