(±)-Quinuclidinyl benzilate
(±)-Quinuclidinyl benzilate (CAS: 6581-06-2), a synthetic tropane alkaloid with the molecular formula C21H23NO3 and a molecular weight of 337.41 g/mol, is a potent anticholinergic compound. It acts as a muscarinic acetylcholine receptor antagonist. Primarily utilized in scientific research, it serves as a valuable tool for investigating cholinergic pathways and related physiological processes in biological systems.
- IUPAC
- (±)-QNB,(±)-Quinuclidinyl α-hydroxydiphenylacetate
- Synonyms
- (±)-QNB(±)-Quinuclidinyl α-hydroxydiphenylacetate

Neuroscience Research
As a muscarinic receptor antagonist, (±)-Quinuclidinyl benzilate is employed to study the role of acetylcholine in neurotransmission and its effects on central and peripheral nervous systems. It helps researchers probe the functions of cholinergic receptors in various neurological processes.
Pharmacological Tool
This compound is utilized in pharmacological studies to understand receptor binding kinetics and the mechanisms of anticholinergic drugs. Its specific interaction with muscarinic receptors makes it useful for validating experimental models related to cholinergic function.
Cell Biology Studies
(±)-Quinuclidinyl benzilate can be used in cell-based assays to investigate the downstream effects of muscarinic receptor blockade on cellular signalling pathways. This aids in understanding cellular responses to cholinergic modulation.
| Molecular weight | 337.41 |
|---|---|
| Empirical formula | C21H23NO3 |
| Form | powder |
| Colour | white |
| Solubility | chloroform: soluble (but decomposes within 24 hrs)methanol: stable (for up to two weeks at -20°C.) |
| Storage temperature | 2-8°C |

Hazard statements
- H300Fatal if swallowed
Precautionary statements
- P264Wash thoroughly after handling
- P301IF SWALLOWED
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 26 |
| Safety statements (S) | 28-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | εmax/207.4 nm, methanol 13,500 |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (±)-Quinuclidinyl benzilate used for?
+
(±)-Quinuclidinyl benzilate is primarily used in scientific research as a muscarinic acetylcholine receptor antagonist to study cholinergic pathways, neurotransmission, and related physiological and cellular processes.
What is the CAS number and molecular formula for (±)-Quinuclidinyl benzilate?
+
The CAS number for (±)-Quinuclidinyl benzilate is 6581-06-2, and its molecular formula is C21H23NO3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies (±)-Quinuclidinyl benzilate as a research-grade chemical. The specific assay and purity are detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should (±)-Quinuclidinyl benzilate be handled safely?
+
(±)-Quinuclidinyl benzilate is classified with GHS06 and carries a Danger signal word, indicated by Hazard Statement H300 (Fatal if swallowed). It is imperative to use appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, face shields, and gloves, and to handle it only in a well-ventilated area, strictly avoiding ingestion.
How is (±)-Quinuclidinyl benzilate packed and shipped?
+
(±)-Quinuclidinyl benzilate is typically supplied as a white powder and stored under refrigeration at 2-8°C. It is packed and exported by TSS in compliance with relevant transportation regulations, including UN 2811, Class 6.1, Packing Group II for hazardous materials.
How can I request a sample or quote for (±)-Quinuclidinyl benzilate?
+
To request a sample or a quote for (±)-Quinuclidinyl benzilate, please visit the Tech Serve Solutions website and use the contact form or the designated inquiry section for the product.
▶ Related products

(−)-Curcumol
C15H24O2
Cell Biology
(±) Clopidogrel hydrogensulfate
Cell Biology

(±)-L-Alliin
C6H11NO3S
Cell Biology
(±)-2-Amino-4-phosphonobutyric acid
C4H10NO5P
Cell Biology
(±)-2-Methylarachidonoyl-2′-fluoroethylamide
C23H38NOF
Cell Biology
(±)-3,4-Methylenedioxy-N-ethylamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxyamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxymethamphetamine hydrochloride
Cell Biology
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis