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SergRussu · CC BY 4.0

Pinealon

Identity

Field	Value
IUPAC name	(4S)-4-amino-5-[[(2S)-3-carboxy-1-[[(1S)-1-carboxy-4-(diaminomethylideneamino)butyl]amino]-1-oxopropan-2-yl]amino]-5-oxopentanoic acid
SMILES	C(C[C@@H](C(=O)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCC(=O)O)N)CN=C(N)N
InChI	InChI=1S/C15H26N6O8/c16-7(3-4-10(22)23)12(26)21-9(6-11(24)25)13(27)20-8(14(28)29)2-1-5-19-15(17)18/h7-9H,1-6,16H2,(H,20,27)(H,21,26)(H,22,23)(H,24,25)(H,28,29)(H4,17,18,19)/t7-,8-,9-/m0/s1
InChIKey	QPRZKNOOOBWXSU-CIUDSAMLSA-N

Chemistry

Field	Value
Compound class	Tripeptide (3 aa, Khavinson bioregulator)
Formula	C₁₅H₂₆N₆O₈
Molecular weight	418.4
CAS	175175-23-2
PubChem	PubChem CID 10273502 (opens in a new tab)

2D structure

PubChem 2D depiction · CID 10273502

3D structure

Computed conformer: one plausible shape of a flexible molecule, not a measured structure · RDKit

Additional properties

Computed
Property	Value
Exact mass	418.18121181 Da
Monoisotopic mass	418.18121181 Da
XLogP3	-6.1
Topological polar surface area	261 Å²
Hydrogen bond donors	8
Hydrogen bond acceptors	10
Rotatable bonds	14
Heavy atoms	29

Also known as

Glu-Asp-Arg, H-Glu-Asp-Arg-OH, E-D-R

Identifiers

Registry identifiers
Registry	Value
ChEBI	CHEBI:156374 (opens in a new tab)
DSSTox	DTXSID601359159 (opens in a new tab)

Sources

Data sources
Source	Kind	Retrieved
PubChem CID 10273502 (opens in a new tab)	PubChem	Oct 12, 2026
Computed conformer (RDKit ETKDGv3 + MMFF94)	Internal	Oct 12, 2026

Products containing this compound

Listed products
Product	Milligrams
Pinealon	entire fill

SergRussu · CC BY 4.0

Pinealon | True Adam