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A18Famide

Also known as A-18-Famide, A18Fa, A-18-F-amide

CAS 99588-52-0Formula C89H130N24O24Molar mass 1,920.16 g/mol
1 supplier listed
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A18Famide chemical structure, C89H130N24O24, CAS 99588-52-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
99588-52-0
Formula
C89H130N24O24
Molar mass
1,920.16 g/mol
HS code
293399
Category
Peptides

What is A18Famide?

Plain description, key identifiers and synonyms

A18Famide is a chemical substance with the molecular formula C89H130N24O24 and a molar mass of 1,920.16 g/mol. Its CAS registry number is 99588-52-0. The IUPAC name is (4S)-5-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[(2S)-5-amino-1-[[(2S)-1-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-5-carbamimidamido-1-oxopentan-2-yl]amino]-1,5-dioxopentan-2-yl]carbamoyl]pyrrolidin-1-yl]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]carbamoyl]pyrrolidin-1-yl]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-4-[[2-[[(2S)-2-aminopropanoyl]amino]acetyl]amino]-5-oxopentanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4S)-5-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[(2S)-2-[[(2S)-5-amino-1-[[(2S)-1-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-5-carbamimidamido-1-oxopentan-2-yl]amino]-1,5-dioxopentan-2-yl]carbamoyl]pyrrolidin-1-yl]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]carbamoyl]pyrrolidin-1-yl]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-4-[[2-[[(2S)-2-aminopropanoyl]amino]acetyl]amino]-5-oxopentanoic acid
CAS number
99588-52-0
Molecular formula
C89H130N24O24
InChIKey
GNNFMZHECHAEGF-IHFUZBNMSA-N
InChI
InChI=1S/C89H130N24O24/c1-46(2)35-60(102-71(119)42-98-76(125)57(29-31-72(120)121)101-70(118)41-97-74(123)48(5)90)80(129)109-65(44-115)84(133)111-66(45-116)88(137)113-34-18-27-68(113)86(135)108-62(38-52-21-12-9-13-22-52)81(130)107-63(39-53-40-96-55-24-15-14-23-54(53)55)82(131)110-64(43-114)83(132)106-61(36-47(3)4)79(128)99-49(6)75(124)100-50(7)87(136)112-33-17-26-67(112)85(134)104-58(28-30-69(91)117)78(127)103-56(25-16-32-95-89(93)94)77(126)105-59(73(92)122)37-51-19-10-8-11-20-51/h8-15,19-24,40,46-50,56-68,96,114-116H,16-18,25-39,41-45,90H2,1-7H3,(H2,91,117)(H2,92,122)(H,97,123)(H,98,125)(H,99,128)(H,100,124)(H,101,118)(H,102,119)(H,103,127)(H,104,134)(H,105,126)(H,106,132)(H,107,130)(H,108,135)(H,109,129)(H,110,131)(H,111,133)(H,120,121)(H4,93,94,95)/t48-,49-,50-,56-,57-,58-,59-,60-,61-,62-,63-,64-,65-,66-,67-,68-/m0/s1
Canonical SMILES
CC(C)CC(NC(=O)CNC(=O)C(CCC(=O)O)NC(=O)CNC(=O)C(C)N)C(=O)NC(CO)C(=O)NC(CO)C(=O)N1CCCC1C(=O)NC(Cc1ccccc1)C(=O)NC(Cc1c[nH]c2ccccc12)C(=O)NC(CO)C(=O)NC(CC(C)C)C(=O)NC(C)C(=O)NC(C)C(=O)N1CCCC1C(=O)NC(CCC(N)=O)C(=O)NC(CCCNC(=N)N)C(=O)NC(Cc1ccccc1)C(N)=O
Isomeric SMILES
C[C@@H](C(=O)NCC(=O)N[C@@H](CCC(=O)O)C(=O)NCC(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)N[C@@H](CC3=CNC4=CC=CC=C43)C(=O)N[C@@H](CO)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C)C(=O)N[C@@H](C)C(=O)N5CCC[C@H]5C(=O)N[C@@H](CCC(=O)N)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CC6=CC=CC=C6)C(=O)N)N

Synonyms

  • A-18-Famide
  • A18Fa
  • A-18-F-amide
  • Ala-gly-glu-gly-leu-ser-ser-pro-phe-trp-ser-leu-ala-ala-pro-gln-arg-phe-NH2
  • NPAF peptide
  • H-Ala-Gly-Glu-Gly-Leu-Ser-Ser-Pro-Phe-Trp-Ser-Leu-Ala-Ala-Pro-Gln-Arg-Phe-NH2
  • A-18-F-NH2, Morphine Modulating Neuropeptide

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
1,920.16 g/molcalc.
Exact mass
1,918.969 Dacalc.
LogP (octanol/water)
-7.95calc.
Topological polar surface area
765 Ųcalc.
Hydrogen bond donors
26calc.
Hydrogen bond acceptors
25calc.
Rotatable bonds
56calc.
Heavy atoms
137calc.
Rings
6calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.54calc.
Formal charge
0calc.
Stereocentres
16calc.
Lipinski rule of five
Fails (3 violations)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(CNC(=O)CNC(=O)C1CCCN1C(=O)CNC(=O)CNC(=O)CNC(=O)CNC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)C(Cc1ccccc1)NC(=O)C1CCCN1)NCCc1ccccc1

O=C(CNC(=O)CNC(=O)C1CCCN1C(=O)CNC(=O)CNC(=O)CNC(=O)CNC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)C(Cc1ccccc1)NC(=O)C1CCCN1)NCCc1ccccc1

6 rings, 72 atoms.

No other chemical in our database has 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.

A18Famide suppliers

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Where suppliers are based

1 supplier in 1 country

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A18Famide 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code A18Famide 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 A18Famide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about A18Famide, based on the data on this page

What is A18Famide?

A18Famide is a chemical substance with the molecular formula C89H130N24O24 and a molar mass of 1,920.16 g/mol. Its CAS registry number is 99588-52-0.

What is the CAS number of A18Famide?

The CAS registry number of A18Famide is 99588-52-0.

What is the molecular formula and weight of A18Famide?

The molecular formula of A18Famide is C89H130N24O24 and its molar mass is 1,920.16 g/mol.

Is A18Famide hazardous?

No GHS hazard classification for A18Famide 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 A18Famide?

A18Famide 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 A18Famide?

CompoundList lists 1 supplier of A18Famide in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of A18Famide?

Suppliers quote A18Famide 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

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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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