General Information
Drug ID
DR01272
Drug Name
Pyrimethamine
Synonyms
2,4-Diamino-5-(4-chlorophenyl)-6-ethylpyrimidine; 2,4-Diamino-5-(p-chlorophenyl)-6-ethylpyrimidine; 2,4-Diamino-5-chlorophenyl-6-ethylpyrimidine; 5-(4'-Chlorophenyl)-2,4-diamino-6-ethylpyrimidine; 5-(4-CHLORO-PHENYL)-6-ETHYL-PYRIMIDINE-2,4-DIAMINE; 5-(4-CHLOROPHENYL)-6-ETHYL-2,4-PYRIMIDINEDIAMINE; 5-(4-Chlorophenyl)-6-ethyl-2,4-diaminopyrimidine; 5-(4-Chlorophenyl)-6-ethyl-2,4-pyrimidi nediamine; 5-(4-chlorophenyl)-2,4-diamino-6-ethylpyrimidine; 5-(4-chlorophenyl)-6-ethylpyrimidine-2,4-diamine; 5-(p-chlorophenyl)-6-ethyl-2,4-diaminopyrimidine; 5-[4-Chlorophenyl]-6-ethyl-2,4-pyrimidinediamine; AZT + Pyrimethamine combination; Aventis Brand of Pyrimethamine; BW 50-63; BW 5063; CRL-8131 & Pyrimethamine; CRL-8142 & Pyrimethamine; Chloridin; Chloridine; Chloridyn; Darachlor; Daraclor; Darapram; Daraprim; Daraprim (TN); Daraprime; Daraprin; Diaminopyritamin; EXR-101; Erbaprelina; Ethylpyrimidine; Fansidar (Pyrimethamine/Sulfadoxine); Glaxo Wellcome Brand of Pyrimethamine; GlaxoSmithKline Brand of Pyrimethamine; Khloridin; Lactoferrin B & Pyrimethamine; Lactoferrin H & Pyrimethamine; M alocid; Malacid; Malocid; Malocide; Maloprim; Pirimecidan; Pirimetamin; Pirimetamina; Pirimetamina [INN-Spanish]; Pirimetamina [Spanish]; Primethamine; Pyremethamine; Pyrimethamin; Pyrimethamine (JAN/USP/INN); Pyrimethamine (Pyr); Pyrimethamine Hcl; Pyrimethamine [USAN:INN:BAN:JAN]; Pyrimethaminum; Pyrimethaminum [INN-Latin]; RP 4753; TCMDC-123831; TCMDC-125860; Tindurin; Tindurine; Tinduring; WR 2978; Wellcome Brand of Pyrimethamine
Drug Type
Small molecular drug
Indication Toxoplasmosis [ICD11:1F57] Approved [1]
Actinomycosis [ICD11:1C10] Approved [1]
Isosporiasis [ICD11:1A33.Z] Approved [1]
Therapeutic Class
Antimalarials
Structure
3D MOL 2D MOL
Formula
C12H13ClN4
Canonical SMILES
CCC1=C(C(=NC(=N1)N)N)C2=CC=C(C=C2)Cl
InChI
InChI=1S/C12H13ClN4/c1-2-9-10(11(14)17-12(15)16-9)7-3-5-8(13)6-4-7/h3-6H,2H2,1H3,(H4,14,15,16,17)
InChIKey
WKSAUQYGYAYLPV-UHFFFAOYSA-N
CAS Number
CAS 58-14-0
Pharmaceutical Properties Molecular Weight 248.71 Topological Polar Surface Area 77.8
Heavy Atom Count 17 Rotatable Bond Count 2
Hydrogen Bond Donor Count 2 Hydrogen Bond Acceptor Count 4
XLogP
2.7
PubChem CID
4993
PubChem SID
9595 ,69611 ,602526 ,640729 ,640732 ,642442 ,642444 ,823186 ,855854 ,7437605 ,7847554 ,7886730 ,7980441 ,8027594 ,8027596 ,8149512 ,8153075 ,10321489 ,10528164 ,11112140 ,11335827 ,11361066 ,11363800 ,11366362 ,11368924 ,11372601 ,11374146 ,11377086 ,11406997 ,11455757 ,11462038 ,11466065 ,11467185 ,11484408 ,11485790 ,11488702 ,11491516 ,11492309 ,11494720 ,15221150 ,17389746 ,22395175 ,24870381 ,26611904 ,26679783 ,26747011 ,26747012 ,26751532 ,29224066 ,46505987
ChEBI ID
CHEBI:8673
TTD Drug ID
D0C0SK
DT(s) Transporting This Drug BCRP Transporter Info Breast cancer resistance protein Substrate [2]
MATE1 Transporter Info Multidrug and toxin extrusion protein 1 Substrate [3]
References
1 Pyrimethamine was approved by FDA. The official website of the U.S. Food and Drug Administration. (2019)
2 Mutant Gly482 and Thr482 ABCG2 mediate high-level resistance to lipophilic antifolates. Cancer Chemother Pharmacol. 2006 Dec;58(6):826-34.
3 Expression of Organic Anion Transporter 1 or 3 in Human Kidney Proximal Tubule Cells Reduces Cisplatin Sensitivity. Drug Metab Dispos. 2018 May;46(5):592-599.

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