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Compound Detail

CHEMBL95

TACRINE
💊 Approved Drug
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💊 Approved Drug
Nc1c2c(nc3ccccc13)CCCC2

Basic Information

ChEMBL ID CHEMBL95
Name TACRINE
Phase Approved
Structure Type MOL
InChI Key YLJREFDVOIBQDA-UHFFFAOYSA-N
Therapeutic ✓ Yes

Known Names

Tacrina Tacrinal Tacrine
53
Targets
864
Activities
4
Assay Types
22
PK Parameters
20
Publications
3
Known Names
2
Indications

Molecular Properties

198.3
MW (Da)
2.70
ALogP
2
HBA
1
HBD
38.9
PSA (Ų)
0.71
QED
0
Ro5 Violations
0
Rot. Bonds

Drug Information

Molecule Type Small molecule
First Approval 1993
Availability Discontinued
Chirality Achiral

Routes of Administration

Oral

Flags

Natural Product
USAN Stem -crine
USAN Year 1988

Extended Properties

Molecular Formula C13H14N2
MW 198.27
Aromatic Rings 2
Heavy Atoms 15
NP-Likeness -0.67

Indications

Dementia Cocaine-Related Disorders

ATC Classification

N06DA01
tacrine
Level 1: NERVOUS SYSTEM
Level 2: PSYCHOANALEPTICS

Activity Summary

IC50 808 meas. best 10.57
Ki 44 meas. best 9.82
EC50 6 meas. best 5.88
Kd 6 meas. best 7.8

Target Activity Profile

Target Type Best pChEMBL Mean pChEMBL Best (nM) # Data
Cholinesterase
CHEMBL1914
IC50 10.57 7.4933 0.0 135
Choline O-acetyltransferase
CHEMBL3945
Ki 9.82 9.82 0.2 1
Cholinesterase
CHEMBL5763
IC50 8.92 7.8217 1.2 146
Acetylcholinesterase
CHEMBL4078
IC50 8.73 7.0375 1.9 169
Acetylcholinesterase
CHEMBL220
IC50 8.5 6.7139 3.2 183
Butyrylcholinesterase
CHEMBL5077
IC50 8.29 8.043 5.1 10
Unchecked
CHEMBL612545
IC50 8.28 6.8664 5.2 14
Cholinesterase
CHEMBL1914
Ki 8.15 8.114 7.0 5
Butyrylcholinesterase
CHEMBL5077
Ki 8.15 8.15 7.0 3
Acetylcholinesterase
CHEMBL220
Ki 8.12 7.1723 7.6 13
Acetylcholinesterase
CHEMBL4780
IC50 8.09 7.242 8.2 10
Butyrylcholinesterase
CHEMBL3403
IC50 8.05 7.1379 9.0 14
Acetylcholinesterase
CHEMBL4078
Ki 8.0 7.5171 10.0 7
Amyloid-beta precursor protein
CHEMBL2487
IC50 7.91 7.91 12.2 1
Acetylcholinesterase
CHEMBL4078
Kd 7.8 7.8 16.0 1
Cholinesterase
CHEMBL5763
Ki 7.77 7.765 17.0 2
Acetylcholinesterase
CHEMBL3198
Kd 7.75 7.75 18.0 1
Acetylcholinesterase
CHEMBL4768
IC50 7.57 6.9416 27.0 19
Acetylcholinesterase
CHEMBL3198
IC50 7.52 7.0855 30.0 11
Acetylcholinesterase
CHEMBL4780
Ki 7.4 7.4 40.0 1
Acetylcholinesterase
CHEMBL4768
Ki 7.4 7.4 40.0 3
Amine oxidase [flavin-containing] A
CHEMBL3358
IC50 7.4 5.895 40.0 2
Acetylcholine receptor subunit epsilon
CHEMBL2484
IC50 7.36 7.36 44.0 1
Acetylcholinesterase
CHEMBL3199
IC50 7.34 6.7261 46.0 31
Amine oxidase [flavin-containing] A
CHEMBL3254
IC50 7.33 7.33 47.0 1
Cholinesterase
CHEMBL5763
Kd 7.31 7.31 49.0 1
Cholinesterase
CHEMBL2528
IC50 7.22 7.21 60.0 3
Histamine N-methyltransferase
CHEMBL3241
IC50 6.96 6.96 110.0 1
Acetylcholine receptor subunit epsilon
CHEMBL2484
Ki 6.82 6.82 152.3 1
Muscarinic acetylcholine receptor M2
CHEMBL3197
Ki 6.66 6.66 220.0 1
Mus musculus
CHEMBL375
Ki 6.66 5.95 220.0 2
Cytochrome P450 2D6
CHEMBL289
IC50 6.52 6.52 300.0 1
Sodium-dependent noradrenaline transporter
CHEMBL222
Ki 6.29 6.29 513.0 1
Sodium-dependent noradrenaline transporter
CHEMBL222
IC50 6.29 5.625 517.0 2
Solute carrier family 22 member 2
CHEMBL1743122
IC50 6.17 6.17 680.0 1
Multidrug and toxin extrusion protein 1
CHEMBL1743126
IC50 5.96 5.96 1100.0 1
Alpha-1A adrenergic receptor
CHEMBL319
Ki 5.95 5.95 1113.0 1
Unchecked
CHEMBL612545
EC50 5.88 5.88 1330.0 1
Cytochrome P450 1A2
CHEMBL3356
IC50 5.82 5.82 1500.0 1
Alpha-ketoglutarate-dependent dioxygenase FTO
CHEMBL2331065
IC50 5.77 5.77 1710.0 1
Cytochrome P450 1A2
CHEMBL3356
Ki 5.71 5.71 1940.0 1
Muscarinic acetylcholine receptor M1
CHEMBL3733
IC50 5.7 5.7 2000.0 2
Muscarinic acetylcholine receptor M2
CHEMBL309
IC50 5.68 5.68 2100.0 1
Muscarinic acetylcholine receptor M2
CHEMBL3197
IC50 5.68 5.68 2100.0 1
Alpha-1A adrenergic receptor
CHEMBL319
IC50 5.56 5.56 2749.0 1
Glutamate NMDA receptor; GRIN1/GRIN2A
CHEMBL1907604
IC50 5.31 4.9325 4900.0 4
Muscarinic acetylcholine receptor M2
CHEMBL211
Ki 5.24 5.24 5800.0 1
Muscarinic acetylcholine receptor
CHEMBL1907609
IC50 5.23 5.185 5900.0 2
Muscarinic acetylcholine receptor M2
CHEMBL4781
EC50 5.2 5.2 6300.0 2
Sodium-dependent serotonin transporter
CHEMBL313
IC50 5.12 4.92 7600.0 2

Pharmacokinetic Data

Parameter Value Units Species
CL 56.0 mL.min-1.kg-1 Homo sapiens
CL 56.0 mL.min-1.kg-1 Homo sapiens
CL 13.8 uL.min-1.(10^6cells)-1 Homo sapiens
CL 30.5 mL.min-1.g-1 Homo sapiens
CL 7e-06 mL.min-1.g-1 Homo sapiens
CL 0.007 uL/min Homo sapiens
Cmax 170.0 nM Homo sapiens
F 20.0 % Homo sapiens
Fu 0.45 - Homo sapiens
Fu 0.124 - Rattus norvegicus
Fu 0.25 - Homo sapiens
Fu 0.55 - Rattus norvegicus
Fu 0.16 - Rattus norvegicus
KA 50.0 uM Homo sapiens
KA 50.0 uM Homo sapiens
KA 50.0 uM Homo sapiens
KA 50.0 uM Homo sapiens
KA 50.0 uM Homo sapiens
MRT 3.3 hr Homo sapiens
T1/2 3.3 hr Homo sapiens
t1/2 - - Homo sapiens
Vd 22.0 L.kg-1 Rattus norvegicus

Activity Data Samples

Top measurements by pChEMBL value

Target Type Rel. Value Units pChEMBL Assay PubMed
Cholinesterase IC50 = 0.0267 nM 10.57 Inhibition of BChE by Ellman's method 21570751
Choline O-acetyltransferase Ki = 0.151 nM 9.82 Inhibition constant determined against Acetylcholinesterase (AChE) receptor. 9784091
Cholinesterase IC50 = 0.9 nM 9.05 In vitro inhibitory activity against Butyrylcholinesterase (BChE) in human serum 12824041
Cholinesterase IC50 = 1.2 nM 8.92 Inhibition of equine serum BuChE using butyrylthiocholine iodide as substrate in... 27376495
Cholinesterase IC50 = 1.53 nM 8.81 Inhibition of equine serum BChE using butyrylthiocholine iodide as substrate pre... 31669851
Acetylcholinesterase IC50 = 1.87 nM 8.73 Inhibition of electric eel AChE by Ellman's method 36307033
Cholinesterase IC50 = 1.9 nM 8.72 Inhibition of equine serum BuChE using butyrylthiocholine iodide as substrate pr... 38516603
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of equine serum BuChE after 5 mins by Ellman's method 25621991
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of equine serum BuChE using BTC as substrate preincubated with enzyme... 34530376
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of equine serum BChE using butyrylthiocholine chloride as substrate p... 27445168
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of equine serum BuChE using butyrylthiocholine iodide as substrate pr... 27721153
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of equine serum BuChE preincubated for 5 mins followed by butyrylthio... 27560283
Acetylcholinesterase IC50 = 2.0 nM 8.7 Inhibition of electric eel AChE using acetylthiocholine iodide as substrate by E... 26869193
Cholinesterase IC50 = 2.0 nM 8.7 Inhibition of BuChE in horse serum pre-incubated for 5 mins before addition of b... 25707322
Cholinesterase IC50 = 2.43 nM 8.61 Inhibition of equine BuChE using butyrylthiocholine iodide as substrate preincub... -
Cholinesterase IC50 = 2.692 nM 8.57 Inhibition of equine serum BChE using butyrylthiocholine iodide as substrate pre... 30108847
Cholinesterase IC50 = 3.0 nM 8.52 Inhibition of human BChE using butyrylthiocholine iodide as substrate measured f... 36084535
Cholinesterase IC50 = 3.0 nM 8.52 Inhibition of equine serum BuChE using butyrylthiocholine iodide as substrate pr... 39256214
Acetylcholinesterase IC50 = 3.16 nM 8.5 Inhibition of AChE by Ellman's method 21570751
Cholinesterase IC50 = 3.2 nM 8.49 Inhibition of equine serum BChE using butyrylthiocholine iodide as substrate pre... 28613859

Literature References

Data from ChEMBL 36 via Core Engine