General Information of the Compound
Compound ID
CP0036920
Compound Name
2-(1H-imidazol-4-yl)ethan-1-amine
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Synonyms
1H-Imidazole-4-ethanamine
1H-Imidazole-5-ethanamine
2-(1H-Imidazol-4-yl)ethanamine
2-(1H-imidazol-4-yl)ethan-1-amine
2-(1H-imidazol-5-yl)ethanamine
2-(3H-Imidazol-4-yl)-ethylamine
2-(4-Imidazolyl)ethylamine
2-Imidazol-4-ylethylamine
2-[4-Imidazolyl]ethylamine
4-(2-Aminoethyl)-1H-imidazole
4-Imidazoleethylamine
5-Imidazoleethylamine
ALBB-005968
Beta-Aminoethylglyoxaline
Beta-Aminoethylimidazole
Beta-Imidazolyl-4-ethylamine
Beta-aminothethylglyoxaline
Eramin
Ergamine
Ergotidine
F411C768-A159-4FC0-A195-291A08BB03AA
Free histamine
H7125_SIGMA
Histamine
Histamine (DCF)
Histamine Base
Histamine [USAN]
Histamine, Free Base
Histaminum
Histaminum (TN)
Imidazole-4-ethylamine
Istamina
Istamina [Italian]
L-histamine
Theramine
ZERO/004089
[3H]histamine
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Structure
Formula
C5H9N3
Molecular Weight
111.148
Canonical SMILES
NCCc1cnc[nH]1
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InChI
InChI=1S/C5H9N3/c6-2-1-5-3-7-4-8-5/h3-4H,1-2,6H2,(H,7,8)
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InChIKey
NTYJJOPFIAHURM-UHFFFAOYSA-N
CAS
51-45-6
Physicochemical Property
logP
-0.0891
Rotatable Bonds
2
Heavy Atom Count
8
Polar Areas
54.7
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
2
Complexity
8

"RO5" indicates the cutoff set by lipinski's rule of five:

(1) Molecular weight less than 500 Dalton;

(2) xlogp less than 5;

(3) No more than 5 hbonddonor (Hydrogen Bond Donor Count);

(4) No more than 10 hbondacc (Hydrogen Bond Acceptor Count);

(5) No more than 10 rotbonds (Rotatable Bond Count).

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PubChem ID
CID: 774
SID: 16080673
ChEMBL ID
CHEMBL90
DrugBank ID
DB05381
Map of Molecular Bioactivity Related to the Compound
Map of Molecular Bioactivity Related to the Compound

Compound
Cell Line
Protein

Bioactivity Value:

<= 0.1 μM
> 0.1 μM and <= 10 μM
> 10 μM
Imprecise Activity
Table of Molecular Bioactivities Related to the Compound
Protein ID: PT01206, Histamine H1 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000065 HEK293-EBNA Homo sapiens (Human)  1
1
EC50 = 45 nM
   TI
   LI
   LO
   TS
CL000013 Sf9 Spodoptera frugiperda (Fall armyworm)  3
1
EC50 = 190 nM
   TI
   LI
   LO
   TS
2
EC50 = 190.55 nM
   TI
   LI
   LO
   TS
3
EC50 = 199.53 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 13 nM
2 IC50 = 158.49 nM
3 Ki = 6000 nM
Protein ID: PT01357, Histamine H2 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL001048 HEK293T-ARRB2 Homo sapiens (Human)  1
1
EC50 = 114.82 nM
   TI
   LI
   LO
   TS
CL000025 HEK-293T Homo sapiens (Human)  2
1
EC50 = 114.82 nM
   TI
   LI
   LO
   TS
2
EC50 = 3801.89 nM
   TI
   LI
   LO
   TS
CL000065 HEK293-EBNA Homo sapiens (Human)  1
1
EC50 = 650 nM
   TI
   LI
   LO
   TS
CL000013 Sf9 Spodoptera frugiperda (Fall armyworm)  5
1
EC50 = 1200 nM
   TI
   LI
   LO
   TS
2
EC50 = 1202.26 nM
   TI
   LI
   LO
   TS
3
EC50 = 1258.93 nM
   TI
   LI
   LO
   TS
4
EC50 = 1584.89 nM
   TI
   LI
   LO
   TS
5
Ki = 295.12 nM
   TI
   LI
   LO
   TS
CL001047 HEK293T-ARRB1 Homo sapiens (Human)  1
1
EC50 = 5495.41 nM
   TI
   LI
   LO
   TS
CL000011 CHO Cricetulus griseus (Chinese hamster)  1
1
Ki = 50118.72 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 463 nM
2 Ki = 5000 nM
Protein ID: PT02406, Histamine H2 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000025 HEK-293T Homo sapiens (Human)  1
1
EC50 = 251.19 nM
   TI
   LI
   LO
   TS
CL000013 Sf9 Spodoptera frugiperda (Fall armyworm)  2
1
EC50 = 1200 nM
   TI
   LI
   LO
   TS
2
EC50 = 1202.26 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 1000 nM
Protein ID: PT01194, Histamine H3 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000074 SK-N-MC Homo sapiens (Human)  5
1
EC50 = 4.074 nM
   TI
   LI
   LO
   TS
2
EC50 = 5.012 nM
   TI
   LI
   LO
   TS
3
EC50 = 9.772 nM
   TI
   LI
   LO
   TS
4
Ki = 9.333 nM
   TI
   LI
   LO
   TS
5
Ki = 10 nM
   TI
   LI
   LO
   TS
CL000013 Sf9 Spodoptera frugiperda (Fall armyworm)  4
1
EC50 = 12.88 nM
   TI
   LI
   LO
   TS
2
EC50 = 13 nM
   TI
   LI
   LO
   TS
3
EC50 = 25.1 nM
   TI
   LI
   LO
   TS
4
EC50 = 25.12 nM
   TI
   LI
   LO
   TS
CL000006 HEK293 Homo sapiens (Human)  4
1
EC50 = 15.85 nM
   TI
   LI
   LO
   TS
2
Ki = 6.31 nM
   TI
   LI
   LO
   TS
3
Ki = 11.75 nM
   TI
   LI
   LO
   TS
4
Ki = 588.84 nM
   TI
   LI
   LO
   TS
CL000065 HEK293-EBNA Homo sapiens (Human)  1
1
EC50 = 88 nM
   TI
   LI
   LO
   TS
CL000011 CHO Cricetulus griseus (Chinese hamster)  2
1
EC50 = 640 nM
   TI
   LI
   LO
   TS
2
Ki = 5.2 nM
   TI
   LI
   LO
   TS
CL000025 HEK-293T Homo sapiens (Human)  3
1
Ki = 2.512 nM
   TI
   LI
   LO
   TS
2
Ki = 12.59 nM
   TI
   LI
   LO
   TS
3
Ki = 501.19 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 77 nM
2 Ki = 12.8 nM
3 Ki = 16 nM
4 Ki = 33.88 nM
Protein ID: PT03665, Histamine H3 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000006 HEK293 Homo sapiens (Human)  1
1
Ki = 68 nM
   TI
   LI
   LO
   TS
Protein ID: PT01711, Histamine H4 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000013 Sf9 Spodoptera frugiperda (Fall armyworm)  10
1
EC50 = 7.943 nM
   TI
   LI
   LO
   TS
2
EC50 = 9.12 nM
   TI
   LI
   LO
   TS
3
EC50 = 11 nM
   TI
   LI
   LO
   TS
4
EC50 = 11.6 nM
   TI
   LI
   LO
   TS
5
EC50 = 11.75 nM
   TI
   LI
   LO
   TS
6
EC50 = 12.02 nM
   TI
   LI
   LO
   TS
7
EC50 = 12.59 nM
   TI
   LI
   LO
   TS
8
EC50 = 13.8 nM
   TI
   LI
   LO
   TS
9
EC50 = 20.42 nM
   TI
   LI
   LO
   TS
10
Ki = 7.943 nM
   TI
   LI
   LO
   TS
CL000006 HEK293 Homo sapiens (Human)  5
1
EC50 = 13 nM
   TI
   LI
   LO
   TS
2
EC50 = 25.12 nM
   TI
   LI
   LO
   TS
3
Ki = 9 nM
   TI
   LI
   LO
   TS
4
Ki = 12.02 nM
   TI
   LI
   LO
   TS
5
Ki = 15.85 nM
   TI
   LI
   LO
   TS
CL000903 HEK293-SF-hH4R-His6-CRE-Luc Homo sapiens (Human)  1
1
EC50 = 16.98 nM
   TI
   LI
   LO
   TS
CL000074 SK-N-MC Homo sapiens (Human)  9
1
EC50 = 19.95 nM
   TI
   LI
   LO
   TS
2
EC50 = 20.89 nM
   TI
   LI
   LO
   TS
3
EC50 = 54.95 nM
   TI
   LI
   LO
   TS
4
EC50 = 79.43 nM
   TI
   LI
   LO
   TS
5
Ki = 7.943 nM
   TI
   LI
   LO
   TS
6
Ki = 12.59 nM
   TI
   LI
   LO
   TS
7
Ki = 13.4 nM
   TI
   LI
   LO
   TS
8
Ki = 14.45 nM
   TI
   LI
   LO
   TS
9
Ki = 15.85 nM
   TI
   LI
   LO
   TS
CL000912 HEK293T-beta-arr2-hH4R Homo sapiens (Human)  1
1
EC50 = 33.88 nM
   TI
   LI
   LO
   TS
CL000065 HEK293-EBNA Homo sapiens (Human)  1
1
EC50 = 1800 nM
   TI
   LI
   LO
   TS
CL000025 HEK-293T Homo sapiens (Human)  3
1
Ki = 1 nM
   TI
   LI
   LO
   TS
2
Ki = 12.02 nM
   TI
   LI
   LO
   TS
3
Ki = 19.95 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 7.413 nM
2 EC50 = 75 nM
3 Kd = 5 nM
4 Ki = 1.6 nM
5 Ki = 4.8 nM
6 Ki = 8 nM
7 Ki = 60 nM
Protein ID: PT04730, Histamine H4 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000904 HEK293-SF-mH4R-His6-CRE-Luc Homo sapiens (Human)  1
1
EC50 = 87.1 nM
   TI
   LI
   LO
   TS
CL000006 HEK293 Homo sapiens (Human)  1
1
EC50 = 94 nM
   TI
   LI
   LO
   TS
CL000911 HEK293T-beta-arr2-mH4R Homo sapiens (Human)  1
1
EC50 = 2344.23 nM
   TI
   LI
   LO
   TS
CL000074 SK-N-MC Homo sapiens (Human)  1
1
Ki = 79.43 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 6760.83 nM
2 Kd = 42 nM
3 Ki = 42 nM
Protein ID: PT02519, Histamine H4 receptor
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000956 HEK293-SF-rH4R-His6-CRE-Luc Homo sapiens (Human)  1
1
EC50 = 295.12 nM
   TI
   LI
   LO
   TS
CL000910 HEK293T-beta-arr2-rH4R Homo sapiens (Human)  1
1
EC50 = 3715.35 nM
   TI
   LI
   LO
   TS
CL000074 SK-N-MC Homo sapiens (Human)  1
1
Ki = 63.1 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 EC50 = 52480.75 nM
2 Kd = 134 nM
3 Ki = 136 nM
Clinical Information about the Compound
Drug 1 ( Ergotidine )
Drug Name Ergotidine
Indication
Respiratory allergy
Approved
Target(s)
Histamine H1 receptor (H1R)
Agonist