Atropine
Atropine (CAS: 51-55-8), a tropane alkaloid with the molecular formula C17H23NO3 and a molecular weight of 289.37 g/mol, is a white powder. It functions as a competitive antagonist of muscarinic acetylcholine receptors. This compound is recognised for its pharmacological applications and is utilised in research settings for its anticholinergic properties, impacting various physiological processes.
- IUPAC
- Hyoscyamine,Tropine tropate,endo-(±)-α-(Hydroxymethyl)benzeneacetic acid 8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester
- Synonyms
- HyoscyamineTropine tropateendo-(±)-α-(Hydroxymethyl)benzeneacetic acid 8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester

Pharmacological Research
Atropine is widely employed in research to study the muscarinic acetylcholine receptor system and its role in neurotransmission. Its antagonistic properties make it a valuable tool for investigating cholinergic pathways in various biological systems.
Anticholinergic Agent Studies
As a potent anticholinergic, atropine is used in laboratory settings to explore the effects of blocking parasympathetic nerve impulses. This aids in understanding the physiological consequences of cholinergic blockade.
Neuroscience Research
In neuroscience, atropine serves as a probe to investigate the functions of muscarinic receptors in the central and peripheral nervous systems. Its use helps elucidate complex neural signaling mechanisms.
| Molecular weight | 289.37 |
|---|---|
| Empirical formula | C17H23NO3 |
| Assay | ≥99% (TLC) |
| Form | powder |
| Colour | white |
| Solubility | H2O: soluble2 mg/mLdilute aqueous acid: solubleethanol: soluble |

Hazard statements
- H300Fatal if swallowed
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P284Wear respiratory protection
- P301IF SWALLOWED
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1544 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 26/28 |
| Safety statements (S) | 25-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Atropine used for?
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Atropine is used in research as a muscarinic acetylcholine receptor antagonist and anticholinergic agent to study cholinergic pathways, neurotransmission, and related physiological processes.
What are the CAS number and molecular formula for Atropine?
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The CAS number for Atropine is 51-55-8, and its molecular formula is C17H23NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Atropine with an assay of ≥99% (TLC). TSS does not represent this product as USP, BP, or EP grade.
How should Atropine be handled safely?
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Atropine is classified as Danger (GHS06) with hazard statements H300 + H330 (Fatal if swallowed or inhaled). Strict handling precautions are necessary, including wearing appropriate personal protective equipment such as eyeshields, gloves, and a suitable respirator.
Is Atropine a controlled substance?
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The provided data does not indicate that Atropine is a controlled substance. However, users should always verify local regulations regarding its possession and use.
How is Atropine packed and shipped?
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Atropine is supplied as a white powder. Shipping and export details can be confirmed upon request, adhering to all relevant transport regulations.
How can I request a quote or sample for Atropine?
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To request a quote or a sample of Atropine, please contact our sales team through the website or by phone, providing your specific requirements.
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