CompoundList

Macimorelin

Also known as AEZS-130, JMV 1843, macimorelina

CAS 381231-18-1Formula C26H30N6O3Molar mass 474.57 g/mol
Drug substance
Macimorelin chemical structure, C26H30N6O3, CAS 381231-18-1
2D chemical structure

Key facts

What buyers check first

CAS number
381231-18-1
Formula
C26H30N6O3
Molar mass
474.57 g/mol
HS code
293399
Category
Peptides

What is Macimorelin?

Plain description, key identifiers and synonyms

Macimorelin is an orally available synthetic mimetic of the growth hormone (GH) secretagogue ghrelin with potential anti-cachexia activity. Upon oral administration, macimorelin mimics endogenous ghrelin by stimulating appetite and binds to the growth hormone secretagogue receptor GHSR in the central nervous system, thereby mimicking the GH-releasing effects of ghrelin from the pituitary gland. Stimulation of GH secretion increases insulin-like growth factor-I (IGF-I) levels which may further stimulate protein synthesis. In addition, ghrelin reduces the production of pro-inflammatory cytokines, which may play a direct role in cancer-related loss of appetite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-amino-N-[(2R)-1-[[(1R)-1-formamido-2-(1H-indol-3-yl)ethyl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]-2-methylpropanamide
CAS number
381231-18-1
Molecular formula
C26H30N6O3
UNII
8680B21W73
InChIKey
UJVDJAPJQWZRFR-DHIUTWEWSA-N
InChI
InChI=1S/C26H30N6O3/c1-26(2,27)25(35)31-22(11-16-13-28-20-9-5-3-7-18(16)20)24(34)32-23(30-15-33)12-17-14-29-21-10-6-4-8-19(17)21/h3-10,13-15,22-23,28-29H,11-12,27H2,1-2H3,(H,30,33)(H,31,35)(H,32,34)/t22-,23-/m1/s1
Canonical SMILES
CC(C)(N)C(=O)NC(Cc1c[nH]c2ccccc12)C(=O)NC(Cc1c[nH]c2ccccc12)NC=O
Isomeric SMILES
CC(C)(C(=O)N[C@H](CC1=CNC2=CC=CC=C21)C(=O)N[C@H](CC3=CNC4=CC=CC=C43)NC=O)N

Synonyms

  • AEZS-130
  • JMV 1843
  • macimorelina
  • macimoreline
  • EP 1572
  • 2-amino-N-[(2R)-1-[[(1R)-1-formamido-2-(1H-indol-3-yl)ethyl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]-2-methylpropanamide
  • Aminoisobutyryl-tryptophyl-tryptophanamine-formyl
  • Solorel
  • macimorelinum
  • (2R)-2-(2-amino-2-methylpropanamido)-3-(1H-indol-3-yl)-N-((1R)-2-(1H-indol-3-yl)-1-formamidoethyl)propanamide
  • (2R)-2-(2-amino-2-methylpropanamido)-3-(1H-indol-3-yl)-N-[(1R)-2-(1H-indol-3-yl)-1-formamidoethyl]propanamide
  • 2-amino-N-((2R)-1-(((1R)-1-formamido-2-(1H-indol-3-yl)ethyl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-methylpropanamide
  • 2-Methylalanyl-N-((1R)-1-(formylamino)-2-(1H-indol-3-yl)ethyl)-D-tryptophanamide
  • D-Tryptophanamide,2-methylalanyl-N-((1R)-1-(formylamino)-2-(1H-indol-3-yl)ethyl)-
  • ARD 07
  • Macimorelin (USAN)
  • EP 1572, JMV 1843, Macimorelin
  • 381231-18-1 (free base)
  • Aib-DTrp-DgTrp-CHO
  • AEZS130
  • 2-amino-N-((R)-1-(((R)-1-formamido-2-(1H-indol-3-yl)ethyl)amino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl)-2-methylpropanamide
  • 2-Amino-N-{(R)-1-[(R)-1-formylamino-2-(1H-indol-3-yl)-ethylcarbamoyl]-2-1H-indol-3-yl-ethyl}-2-methyl-propionamide
  • N(sup 2)-(2-amino-2-methylpropanoyl-n1-((1R)-1-formamido-2-(1H-indol-3-yl)ethyl)-d-tryptophanamide

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
474.57 g/molcalc.
Exact mass
474.2379 Dacalc.
LogP (octanol/water)
1.84calc.
Topological polar surface area
144.9 Ųcalc.
Hydrogen bond donors
6calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
10calc.
Heavy atoms
35calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.27calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(CCc1c[nH]c2ccccc12)NCCc1c[nH]c2ccccc12

O=C(CCc1c[nH]c2ccccc12)NCCc1c[nH]c2ccccc12

4 rings, 25 atoms.

33 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Macimorelin suppliers

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Macimorelin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Pharmacology

Macimorelin is a Growth Hormone Secretagogue Receptor Agonist. The mechanism of action of macimorelin is as a Growth Hormone Secretagogue Receptor Agonist.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Macimorelin is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Macimorelin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Macimorelin, based on the data on this page

What is Macimorelin?

Macimorelin is an orally available synthetic mimetic of the growth hormone (GH) secretagogue ghrelin with potential anti-cachexia activity.

What is the CAS number of Macimorelin?

The CAS registry number of Macimorelin is 381231-18-1.

What is the molecular formula and weight of Macimorelin?

The molecular formula of Macimorelin is C26H30N6O3 and its molar mass is 474.57 g/mol.

Is Macimorelin hazardous?

No GHS hazard classification for Macimorelin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Macimorelin?

Macimorelin is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Macimorelin?

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What is the price of Macimorelin?

Suppliers quote Macimorelin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Macimorelin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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