3-Quinuclidinyl thiochromane-4-carboxylate

Chemical compound

3-Quinuclidinyl thiochromane-4-carboxylate
Identifiers

IUPAC name 1-azabicyclo[2.2.2]octan-3-yl 3,4-dihydro-2H-1-benzothiopyran-4-carboxylate
PubChem CID	13953381
Chemical and physical data
Formula	C₁₇H₂₁NO₂S
Molar mass	303.42 g·mol⁻¹
3D model (JSmol)	Interactive image
SMILES O=C(OC1CN2CCC1CC2)C1CCSc2ccccc21
InChI InChI=1S/C17H21NO2S/c19-17(20-15-11-18-8-5-12(15)6-9-18)14-7-10-21-16-4-2-1-3-13(14)16/h1-4,12,14-15H,5-11H2 Key:WKRAGTKCJCJQIR-UHFFFAOYSA-N

3-Quinuclidinyl thiochromane-4-carboxylate is a research compound which is one of the most potent muscarinic antagonists known. Tests in vitro showed it to have a binding affinity over 1000 times more potent than 3-quinuclidinyl benzilate.^[1]^[2]

References

^ Cohen VI, Gibson RE, Reba RC (October 1987). "Synthesis and structure-activity relationships of new muscarinic antagonists". Journal of Pharmaceutical Sciences. 76 (10): 848–50. doi:10.1002/jps.2600761020. PMID 3430351.
^ Ball JC (2015). "Dual Use Research of Concern: Derivatives of 3-Quinuclidinyl Benzilate". Military Medical Science Letters. 84 (1): 2–41. doi:10.31482/mmsl.2015.001.

Agents used in chemical warfare
incapacitation
riot control

Blood agents

Blister agents

Arsenicals	Ethyldichloroarsine (ED) Methyldichloroarsine (MD) Phenyldichloroarsine (PD) Lewisite (L) Lewisite 2 (L2) Lewisite 3 (L3)
Sulfur mustards	Levinstein mustard (EA-229) T Q CEES
Nitrogen mustards	HN1 HN2 HN3 TL-301
Nettle agents	Phosgene oxime (CX)
Other	KB-16 Dibutylchloromethyltin chloride Selenium oxychloride

Nerve agents

G-agents	Tabun (GA) Sarin (GB) Chlorosarin (ClGB) Thiosarin (SGB) Soman (GD) Chlorosoman (ClGD) Ethylsarin (GE) GH Cyclosarin (GF) GP Fluorotabun EA-1356 EA-4352 Crotylsarin
V-agents	EA-2192 EA-3148 VE VG VM VP VR VS VX EA-1763 Chinese VX V-sub x (GD-7)
GV agents	GV (EA-5365)
Novichok agents	A-208 A-232 A-234 A-242 A-262 C01-A035 C01-A039 C01-A042
Carbamates	Dimethylcarbamoyl fluoride EA-3887 EA-3887A EA-3966 EA-3990 EA-4056 T-1123 T-1152 T-1194 Octamethylene-bis(5-dimethylcarbamoxyisoquinolinium bromide) TL-599 TL-1238 TL-1299 TL-1317 Miotine (AR-28/T-1843) 3152 CT 4-686-293-01 (Agent 1-10)
Other	Diisopropyl fluorophosphate Dicyclohexyl phosphorofluoridate EA-2012 EA-2054 EA-2098 EA-2613 2-Ethoxycarbonyl-1-methylvinyl cyclohexyl methylphosphonate Neopentylene fluorophosphate Selenophos Phospholine R-16661 Ro 3-0422 Methanesulfonyl fluoride Dimefox (TL-792) MSPI
Precursors	Acetonitrile AT ATO AlP A.P.C. complex Chlorosarin Chlorosoman Cyclohexanol 1,8-Dibromooctane N,N-Diisopropylaminoethanol (KB) EA-1250 DIHP ZS DEHP EA-1224 Dimethylamidophosphoric dichloride Dimethylamidophosphoric dicyanide DMHP Ethylphosphonoselenoic dichloride Formaldoxime Nital 4-Hydroxycoumarin Isopropyl alcohol (TB) Methyldichlorophosphine (SW) Methylphosphonyl difluoride (difluoro) (DF) Methylphosphonyl dichloride (dichloro) Nitromethane OPA mixture Phosphoryl chloride Phosphorus pentachloride Phosphorus trichloride (TH) Pinacolone Pinacolyl alcohol Phenacyl chloride QL 2,4,5-Trichlorophenol 3,3,5-Trimethylcyclohexanol Triethyl phosphite Trimethyl phosphite TC TG