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Signaling & NeuroactiveOpen access · public

Epithalon

Epithalon is a synthetic tetrapeptide, Ala-Glu-Asp-Gly, with the molecular formula C14H22N4O9 and a molecular weight of 390.35 g/mol.

CAS 307297-39-8Mol. weight 390.35 g/molResearch Use Only
2D structure of Epithalon (PubChem CID 219042)
2D structure via PubChem (CID 219042). Public domain.
Interactive 3D conformer via PubChem (CID 219042). Computed structure · public domain.

Identity & structure

Verified identifiers, sequence, and analytical properties — every value machine-readable and independently sourceable against PubChem.

A
E
D
G

Primary sequence · 4 residues.

Epithalon — identity and specification
Identity
CAS307297-39-8
PubChem CID219042
FDA UNIIO65P17785G
Also known asEpithalon peptide, Epitalon, Epithalone, AEDG, AEDG peptide
Research classSignaling & Neuroactive
Structure
Molecular formulaC14H22N4O9
InChIKeyHGHOBRRUMWJWCU-FXQIFTODSA-N
SequenceAla-Glu-Asp-Gly
Length4 residues
Analytical
Average molecular weight390.35 g/mol
Monoisotopic mass390.1387 Da
FormLyophilized powder
SolubilityWater-soluble
Storage2–8 °C, desiccated

Research context

Epithalon is a synthetic tetrapeptide, Ala-Glu-Asp-Gly, with the molecular formula C14H22N4O9 and a molecular weight of 390.35 g/mol. It is studied in cellular and telomere research as a characterized reference material, and its identity is confirmed by mass spectrometry against the expected molecular formula.

Supplied solely as a characterized research material. No representation is made as to any biological effect. For Research Use Only — not for human or veterinary use.

How Epithalon is identified

Identity and purity are measured, not asserted. Electrospray mass spectrometry (ESI-MS) determines the mass-to-charge ratio of the intact molecule — an observed value matching the expected series above confirms the molecular formula. Reversed-phase HPLC separates the sample over time, and purity is read as arithmetic: the target peak’s area as a share of total peak area.

IdentityESI-MS · observed vs expected m/z
PurityRP-HPLC · peak area %
CompositionMolecular formula · residue count

Handling & stability

Physical form, storage, and solubility as supplied. Handling guidance only — no use protocols.

Physical formLyophilized powder
Storage2–8 °C, desiccated
SolubilityWater-soluble
Length4 residues

Related compounds

Other compounds in this research class.

Frequently asked questions

What is Epithalon?
Epithalon is a synthetic tetrapeptide, Ala-Glu-Asp-Gly, with the molecular formula C14H22N4O9 and a molecular weight of 390.35 g/mol. It is studied in cellular and telomere research as a characterized reference material, and its identity is confirmed by mass spectrometry against the expected molecular formula.
What is the molecular formula of Epithalon?
Epithalon has the molecular formula C14H22N4O9, giving a molecular weight of 390.35 g/mol. Its monoisotopic mass is 390.1387 Da.
What is the CAS number of Epithalon?
The CAS Registry Number for Epithalon is 307297-39-8. Its InChIKey is HGHOBRRUMWJWCU-FXQIFTODSA-N.
How is the identity of Epithalon confirmed?
Identity is confirmed by electrospray mass spectrometry. The observed mass-to-charge ratio is compared against the expected series — for Epithalon, [M+H]⁺ is expected at m/z 391.15. Purity is measured separately by reversed-phase HPLC as the target peak’s share of total peak area.
How should Epithalon be stored?
Epithalon is supplied as lyophilized powder and should be stored at 2–8 °C, desiccated. It is water-soluble.
Is Epithalon a peptide?
Yes. Epithalon is a peptide — a chain of amino-acid residues joined by peptide bonds, 4 residues in length. Its identity is defined by that sequence and its molecular mass.
Is Epithalon approved for human use?
No. Epithalon is supplied strictly for laboratory research use only. It is not a drug, is not approved by the FDA for any human or veterinary use, and must not be administered to humans or animals.

Data, tools & certificates

References

  1. PubChem — compound identity, structure & computed properties (CID 219042). PubChem →
  2. CAS Registry Number 307297-39-8.
  3. FDA Global Substance Registration System — UNII O65P17785G.

Research professionals only

Epithalon — from the record to the bench

The monograph and every lot certificate stay public. Pricing and ordering open for verified research professionals.

áFor Research Use Only · Not for human or veterinary use · Not for diagnostic or therapeutic use