Product name: L-α-Glycerylphosphorylcholine (Alpha-GPC)
CAS No.: 28319-77-9
Chemical Name: L-α-Glycerylphosphorylcholine
Synonyms: Choline Alfoscerate, sn-Glycero-3-phosphocholine, Alpha-GPC
Molecular Formula: C₈H₂₀NO₆P
Molecular Weight: 257.22
EINECS No.: 248-962-2
1. Chemphysical Properties
Appearance White to off-white crystalline powder
Odor Odorless
Melting Point 142.5 ℃
Specific Rotation [α]D²⁵ -2.5° ~ -3.0° (c=2.7, water)
Solubility Highly soluble in water; slightly soluble in methanol, insoluble in organic solvents like acetone, ethyl acetate
Hygroscopicity Strongly hygroscopic
Stability Sensitive to heat and moisture; stable under low temperature & sealed condition
2. Quality Specification (Pharma / Food Grade)
| Test Item | Specification (98% Min, HPLC) |
|---|---|
| Assay (HPLC) | ≥98.0% |
| Water Content | ≤1.0% |
| Heavy Metals (Pb) | ≤10 ppm |
| Arsenic (As) | ≤2 ppm |
| Residue on Ignition | ≤0.5% |
| Related Substances | ≤1.0% |
| Optical Purity | ≥99.0% |
3. Application & Use
Pharmaceutical API: Raw material for cognitive & cerebrovascular drugs (choline alfoscerate injection/tablet)
Dietary Supplement (Nootropic): Nootropic ingredient for memory, focus & brain health
Health food & functional beverage: Nutritional choline supplement
Biochemical reagent: Cell culture medium additive
4. Packing
1kg / aluminum foil bag; 25kg / fiber drumNitrogen-filled sealed packaging to prevent moisture absorption
5. Storage & Transportation
Storage: Store at -20℃ ~ 5℃, tightly sealed, dry and dark warehouse, avoid moisture and high temperature. Shelf life: 24 months under proper storage
Transport: Non-hazardous goods. Prevent package breakage and moisture ingress
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