diphenhydramine


SMILES CN(CCOC(c1ccccc1)c1ccccc1)C
InChIKey ZZVUWRFHKOJYTH-UHFFFAOYSA-N

Chemical properties

Hydrogen bond acceptors 2
Hydrogen bond donors 0
Rotatable bonds 6
Molecular weight (Da) 255.2

Drug properties

Molecular type Small molecule
Endogenous/Surrogate Surrogate
Approved drug Yes

Bioactivities

Receptor Activity Source
GTP Uniprot Species Family Class Type Min Avg Max Database
H1 HRH1 Human Histamine A pKi 7.9 7.9 7.9 Guide to Pharmacology
H1 HRH1 Guinea pig Histamine A pKd 7.93 7.93 7.93 ChEMBL
H4 HRH4 Human Histamine A pKi 4.37 4.67 4.96 ChEMBL
M5 ACM5 Human Acetylcholine (muscarinic) A pKi 6.94 6.94 6.94 ChEMBL
M4 ACM4 Human Acetylcholine (muscarinic) A pKi 7.28 7.28 7.28 ChEMBL
H1 HRH1 Human Histamine A pKi 7.7 7.77 7.83 ChEMBL
M3 ACM3 Human Acetylcholine (muscarinic) A pKi 6.86 6.86 6.86 ChEMBL
5-HT2B 5HT2B Human 5-Hydroxytryptamine A pKi 6.15 6.15 6.15 ChEMBL
M2 ACM2 Human Acetylcholine (muscarinic) A pKi 6.43 6.43 6.43 ChEMBL
M1 ACM1 Human Acetylcholine (muscarinic) A pKi 7.08 7.08 7.08 ChEMBL
5-HT2C 5HT2C Human 5-Hydroxytryptamine A pKi 6.29 6.29 6.29 ChEMBL
5-HT2A 5HT2A Human 5-Hydroxytryptamine A pKi 6.43 6.43 6.43 ChEMBL
H1 HRH1 Human Histamine A pKi 5.0 7.49 8.21 PDSP Ki database
H1 HRH1 Rat Histamine A pKi 7.77 7.77 7.77 PDSP Ki database
H3 HRH3 Human Histamine A pKi 5.0 5.0 5.0 PDSP Ki database
H4 HRH4 Human Histamine A pKi 5.0 5.0 5.0 PDSP Ki database
M1 ACM1 Human Acetylcholine (muscarinic) A pKi 7.0 7.0 7.0 PDSP Ki database
M2 ACM2 Human Acetylcholine (muscarinic) A pKi 6.92 6.92 6.92 PDSP Ki database
M3 ACM3 Human Acetylcholine (muscarinic) A pKi 6.64 6.64 6.64 PDSP Ki database
M4 ACM4 Human Acetylcholine (muscarinic) A pKi 6.95 6.95 6.95 PDSP Ki database
H1 HRH1 Guinea pig Histamine A pKi 7.86 7.97 8.04 PDSP Ki database
5-HT2A 5HT2A Human 5-Hydroxytryptamine A pKi 8.19 8.19 8.19 Drug Central
5-HT2B 5HT2B Human 5-Hydroxytryptamine A pKi 8.21 8.21 8.21 Drug Central
5-HT2C 5HT2C Human 5-Hydroxytryptamine A pKi 8.2 8.2 8.2 Drug Central
H1 HRH1 Human Histamine A pKi 8.11 8.11 8.11 Drug Central
M2 ACM2 Human Acetylcholine (muscarinic) A pKi 8.16 8.16 8.16 Drug Central
M3 ACM3 Human Acetylcholine (muscarinic) A pKi 8.18 8.18 8.18 Drug Central
M5 ACM5 Human Acetylcholine (muscarinic) A pKi 8.18 8.18 8.18 Drug Central
M1 ACM1 Human Acetylcholine (muscarinic) A pKi 8.15 8.15 8.15 Drug Central
M4 ACM4 Human Acetylcholine (muscarinic) A pKi 8.16 8.16 8.16 Drug Central
M5 ACM5 Human Acetylcholine (muscarinic) A pKi 6.59 6.59 6.59 PDSP Ki database
H4 HRH4 Human Histamine A pKi 8.36 8.36 8.36 Drug Central
Receptor Activity Source
GTP Uniprot Species Family Class Type Min Avg Max Database
H1 HRH1 Guinea pig Histamine A pIC50 9.0 9.0 9.0 ChEMBL
M1 ACM1 Rat Acetylcholine (muscarinic) A Potency 5.6 6.15 6.7 ChEMBL
H4 HRH4 Human Histamine A pIC50 4.96 4.96 4.96 ChEMBL
M5 ACM5 Human Acetylcholine (muscarinic) A pIC50 6.79 6.79 6.79 ChEMBL
M4 ACM4 Human Acetylcholine (muscarinic) A pIC50 6.43 6.43 6.43 ChEMBL
H1 HRH1 Human Histamine A pIC50 4.08 4.98 6.77 ChEMBL
M3 ACM3 Human Acetylcholine (muscarinic) A pIC50 6.19 6.19 6.19 ChEMBL
5-HT2B 5HT2B Human 5-Hydroxytryptamine A pIC50 5.95 5.95 5.95 ChEMBL
M2 ACM2 Human Acetylcholine (muscarinic) A pIC50 5.98 5.98 5.98 ChEMBL
M1 ACM1 Human Acetylcholine (muscarinic) A pIC50 6.46 6.46 6.46 ChEMBL
5-HT2C 5HT2C Human 5-Hydroxytryptamine A pIC50 6.01 6.01 6.01 ChEMBL
5-HT2A 5HT2A Human 5-Hydroxytryptamine A pIC50 5.89 5.89 5.89 ChEMBL
H1 HRH1 Guinea pig Histamine A pIC50 8.05 8.05 8.05 Drug Central
TSH TSHR Human Glycoprotein hormone A Potency 4.8 4.8 4.8 ChEMBL