ChERT

Texaphyrin gadolinium undergoes enzymatic processing that reduces its solubility, promoting accumulation near sites of cholinesterase activity. ChERT produces MRI (magnetic resonance imaging) contrast changes in brain regions known to be enriched in cholinesterases

General

Type : Fluorescent Probe, Trimethylammonium, Ammonium

Chemical_Nomenclature : 2-{5-[N-3-(23,24-Diethyl-11,12-bis{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-5,18-dimethyl-19-(3-{5-[2-(trimethylammonio)ethoxycarbonyl]valerylamino}propyl)-24,84,154,264,274-pentaaza-1-gadolinanonacyclo[15.9.1.13,25.01,8.01,15.02,6.09,14.020,27.022,26]octacosa-2(6),3(28),4,7,9(14),10,12,15,17(27),18,20,22(26),24-tridecaen-4-yl)propylcarbamoyl]valeroxy}-1-(trimethylammonio)ethane

Canonical SMILES : C1(=CC3=C(C=C1OCCOCCOCCOC)N=CC5=NC(=CC2=NC(=C([C@@H]2CC)CC)C=C4N=C(C=N3)C(=C4CCCNC(CCCCC(OCC[N+](C)(C)C)=O)=O)C)C(=C5C)CCCNC(CCCCC(OCC[N+](C)(C)C)=O)=O)OCCOCCOCCOC.[Gd]

InChI : InChI=1S\/C70H107N9O14.Gd\/c1-13-53-54(14-2)58-46-60-56(22-20-28-72-68(81)24-16-18-26-70(83)93-32-30-79(8,9)10)52(4)64(77-60)50-74-62-48-66(91-44-42-89-40-38-87-36-34-85-12)65(90-43-41-88-39-37-86-35-33-84-11)47-61(62)73-49-63-51(3)55(59(76-63)45-57(53)75-58)21-19-27-71-67(80)23-15-17-25-69(82)92-31-29-78(5,6)7\;\/h45-50,53H,13-44H2,1-12H3\;\/p+2\/t53-\;\/m0.\/s1

InChIKey : DUCNBYWOMVZUGC-ZLXAPJAGSA-P

Other name(s) :


MW : 1457.933

Formula : C70H109GdN9O14

CAS_number :

PubChem :

UniChem : DUCNBYWOMVZUGC-ZLXAPJAGSA-P

Target

Structures : No structure

Families : BCHE, ACHE

References (3)

Title : A molecular probe for detecting cholinesterase activity in MRI - Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
Author(s) : Sen S , Dawson M , Thiabaud GD , Backman K , Fayer I , Das S , Whitmire E , Kung C , Barandov A , Jasanoff A
Ref : Proc Natl Acad Sci U S A , 122 :e2504547122 , 2025
Abstract :
PubMedSearch : Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
PubMedID: 41060756

Title : A molecular probe for detecting cholinesterase activity in MRI - Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
Author(s) : Sen S , Dawson M , Thiabaud GD , Backman K , Fayer I , Das S , Whitmire E , Kung C , Barandov A , Jasanoff A
Ref : Proc Natl Acad Sci U S A , 122 :e2504547122 , 2025
Abstract :
PubMedSearch : Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
PubMedID: 41060756

Title : A molecular probe for detecting cholinesterase activity in MRI - Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
Author(s) : Sen S , Dawson M , Thiabaud GD , Backman K , Fayer I , Das S , Whitmire E , Kung C , Barandov A , Jasanoff A
Ref : Proc Natl Acad Sci U S A , 122 :e2504547122 , 2025
Abstract :
PubMedSearch : Sen_2025_Proc.Natl.Acad.Sci.U.S.A_122_e2504547122
PubMedID: 41060756