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5-Aminoindole

CAS No.
5192-03-0
Chemical Name:
5-Aminoindole
Synonyms
1H-INDOL-5-AMINE;indolin-5-amine;5-AMINO-1H-INDOLE;NSC 61452;AKOS 91148;5-INDOLAMINE;5-AMINOINDOLE;5-INDOLYLAMINE;INDOLE-5-AMINE;indol-5-ylamine
CBNumber:
CB1123588
Molecular Formula:
C8H8N2
Molecular Weight:
132.16
MDL Number:
MFCD00005679
MOL File:
5192-03-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:06:27

5-Aminoindole Properties

Melting point 131-133 °C (dec.) (lit.)
Boiling point 190 °C / 6mmHg
Density 1.1083 (rough estimate)
refractive index 1.6013 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility DMSO, Methanol
pka 17.39±0.30(Predicted)
form Crystalline Powder
color Off-white to gray-brown
Water Solubility insoluble
Sensitive Air & Light Sensitive
BRN 112348
InChI 1S/C8H8N2/c9-7-1-2-8-6(5-7)3-4-10-8/h1-5,10H,9H2
InChIKey ZCBIFHNDZBSCEP-UHFFFAOYSA-N
SMILES Nc1ccc2[nH]ccc2c1
CAS DataBase Reference 5192-03-0(CAS DataBase Reference)
FDA UNII Q732PG0Y16
NIST Chemistry Reference 5-Aminoindole(5192-03-0)
EPA Substance Registry System 5-Aminoindole (5192-03-0)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)Environment (GHS09)
GHS06,GHS09
Signal word  Danger
Hazard statements  H302-H311-H319-H400
Precautionary statements  P264-P273-P280-P301+P312-P302+P352+P312-P305+P351+P338
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn,Xi
Risk Statements  22-36/37/38-68
Safety Statements  26-45-36/37
WGK Germany  3
10
Hazard Note  Irritant
TSCA  TSCA listed
HazardClass  AIR SENSITIVE, IRRITANT-HARMFUL, KEEP COLD
HS Code  29339990
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Dermal
Acute Tox. 4 Oral
Aquatic Acute 1
Eye Irrit. 2
NFPA 704
1
2 0

5-Aminoindole price More Price(78)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich A59654 5-Aminoindole 97% 5192-03-0 1g $28.5 2026-04-30 Buy
Sigma-Aldrich A59654 5-Aminoindole 97% 5192-03-0 5g $64.5 2026-04-30 Buy
TCI Chemical A2071 5-Aminoindole >98.0%(GC)(T) 5192-03-0 1g $60 2026-04-30 Buy
TCI Chemical A2071 5-Aminoindole >98.0%(GC)(T) 5192-03-0 5g $193 2026-04-30 Buy
Usbiological A1378-28 5-Aminoindole 100mg $319 2026-06-03 Buy
Product number Packaging Price Buy
A59654 1g $28.5 Buy
A59654 5g $64.5 Buy
A2071 1g $60 Buy
A2071 5g $193 Buy
A1378-28 100mg $319 Buy

5-Aminoindole Chemical Properties, Uses, Production

Chemical Properties

Grey Crystals

Uses

Reactant for preparation of:

  • Smac mimetics that bind to the BIR2 domain of the anti-apoptotic protein XIAP
  • Cytotoxic and antimitotic agents
  • Insulin-like growth factor 1 receptor inhibitors
  • Antitumoral agents
  • Factor Xa inhibitor
  • Potential antivascular agents
  • Gli1-mediated transcription in the Hedgehog pathway
  • Inhibitors of receptor tyrosine kinase with antiangiogenic effects
  • PKCθ inhibitors
  • HIV protease inhibitors

Uses

5-Aminoindole functions as a ligand for hydrophobic charge induction chromatography. A reagent for synthetic elaboration.

Definition

ChEBI: An indolamine carrying an amino group at position 5.

Synthesis

5-Nitroindole

6146-52-7

5-Aminoindole

5192-03-0

In Example 1, 5-nitroindole was substituted for m-nitroacetophenone as a raw material, maintaining a molar ratio of 1:1. The reaction was carried out at 80 °C for 24 h under hydrogen pressure of 4.0 MPa. Other conditions were consistent with Example 1, and 5-aminoindole was finally obtained in 98% yield. This was done as follows: 16.44 mg (0.04 mmol) of silver 4,4'-dimethoxy-2,2'-bipyridine, 11.22 mg (0.1 mmol) of potassium tert-butanolate and 1 ml of 1,4-dioxane solution were added to an autoclave. After thorough stirring, 165.15 mg (1 mmol) of m-nitroacetophenone was added and the mixture was stirred and reacted at 80 °C for 8 hours. Upon completion of the reaction, the reaction solution was extracted with deionized water and dichloromethane and the organic phase was collected. The organic phase was dried over anhydrous Na2SO4 and then subjected to filtration, rotary evaporation and chromatographic separation to afford 3-acetanilide as a yellow solid in 96% yield.

References

[1] Synthetic Communications, 2012, vol. 42, # 2, p. 213 - 222
[2] Bioorganic and Medicinal Chemistry, 2000, vol. 8, # 6, p. 1415 - 1422
[3] Organic Letters, 2014, vol. 16, # 1, p. 98 - 101
[4] ACS Catalysis, 2015, vol. 5, # 6, p. 3457 - 3462
[5] Patent: CN106748834, 2017, A. Location in patent: Paragraph 0016; 0029; 0032

6146-52-7
5192-03-0
Synthesis of 5-Aminoindole from 5-Nitroindole
Global Suppliers ( 389)
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View Latest Price from 5-Aminoindole manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-Aminoindole pictures 2025-04-04 5-Aminoindole
5192-03-0
1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
5-Aminoindole pictures 2021-08-12 5-Aminoindole
5192-03-0
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
5-Aminoindole   in stock  Factory  pictures 2020-06-02 5-Aminoindole in stock Factory
5192-03-0
$1.00 1KG TOP 3 Factory in China Chemwill Asia Co.,Ltd.
  • 5-Aminoindole pictures
  • 5-Aminoindole
    5192-03-0
  • $10.00-15.00
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd
TIMTEC-BB SBB004219 5-AMINO-1H-INDOLE 5-AMINOINDOLE 5-INDOLYLAMINE 5-INDOLAMINE AKOS 91148 1H-INDOL-5-YLAMINE INDOLE-5-AMINE 5-Aminoindole in stock Factory Indole, 5-amino- indol-5-ylamine 5-Aminoindole;H-Indol-5-amine indolin-5-amine H-Indol-5-amine 5-AMINOINDOLE 98+% 1H-Indole-5-amine 5-Aminoindole,97% NSC 61452 5-AMinoindole 97% 5-AMinoindole , 98.0%(GC&T 5-Aminoindole> 1H-indol-5-amine - [K24051] 1H-INDOL-5-AMINE 5192-03-0 C8H8N2 AMINE Building Blocks Heterocyclic Building Blocks Indoles Heterocycle-Indole series Amines Aromatics Simple Indoles Indole Derivatives IndoleDerivative Indoles indole derivative Indoles and derivatives