Category: Supplement Ingredients
O-Phospho-L-threonine CAS 1114-81-4 | Stable Batch Research Grade, Sample Available
Product Name: O-Phospho-L-threonine
CAS No: 1114-81-4
EINECS No: 214-217-5
Molecular Formula: C₄H₁₀NO₆P
Molecular Weight: 199.1
Appearance: White Solid
O-Phospho-L-threonine | CAS 1114-81-4 Stable Research Grade Biochemical Material

1. Product Introduction
For global laboratories and biotech research companies, batch stability and repeatable experimental data are the top priorities when purchasing phosphorylated amino acid reagents.
Ordinary reagents often suffer from unstable purity and inconsistent impurities, leading to failed experiments and delayed research progress.
Our O-Phospho-L-threonine (CAS 1114-81-4) is a high-purity phosphorylated derivative of L-threonine. Appearing as uniform white solid powder, this product adopts refined purification and strict quality control, achieving extremely low batch variation and stable physical and chemical properties.
It is a standard substrate widely used in protein biochemistry, enzymology and life science research. We provide sample testing, small trial orders and long-term bulk supply. Full export documents support global laboratory review and customs clearance.
2. Product Specifications
Product Name: O-Phospho-L-threonine
CAS No: 1114-81-4
EINECS No: 214-217-5
Molecular Formula: C₄H₁₀NO₆P
Molecular Weight: 199.1
Appearance: White Solid
Synonyms:
L-Threonine O-phosphate, O-Phosphothreonine, L-2-Amino-3-hydroxybutanoic acid 3-phosphate

3. Main Research Applications
3.1 Protein Phosphorylation Research
As a classic phosphorylated amino acid substrate, it is widely used for studying protein phosphorylation and dephosphorylation mechanisms in molecular biology and life science projects.
3.2 Kinase & Phosphatase Enzymology Experiments
Suitable for enzyme activity detection, enzyme kinetics analysis and drug target screening. It features stable performance and low experimental error for high-precision scientific research.
3.3 Cell Signaling & Metabolic Pathway Research
Commonly applied in cell metabolism regulation and signal transduction mechanism research, serving university laboratories, research institutes and pharmaceutical R&D projects.
4. Advantages for Global Buyers
✅ Consistent Batch Quality & Repeatable Data
Standardized production and strict QC ensure stable purity and impurity indicators for every batch, avoiding experimental data fluctuation.
✅ High Purity for Professional Research
Low impurity content meets international research standards, ideal for academic publishing and pre-clinical drug development.
✅ Complete Export Compliance Documents
COA and MSDS are available for each batch, supporting laboratory audits and customs clearance worldwide.
✅ Flexible Supply Solution
Support sample requests, small trial orders and long-term bulk cooperation. Custom packaging is available for international shipment.
5. Packaging & Storage
Packaging: Aluminum foil vacuum bag, reagent bottle, 25kg fiber drum, customized packaging acceptable
Storage: Keep tightly sealed in cool, dry and dark environment. Low-temperature storage maintains long-term product stability and purity.

6. Inquiry & Cooperation
If you are looking for high stability O-Phospho-L-threonine CAS 1114-81-4 research grade material, please contact us for the latest price, free samples and complete technical documents.
Shaanxi Astro Biology Co.,Ltd
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