(−)-Huperzine A
(−)-Huperzine A (CAS: 102518-79-6) is a potent, selective, and reversible acetylcholinesterase inhibitor with the molecular formula C15H18N2O and a molecular weight of 242.32 g/mol. This alkaloid is primarily recognised for its application in neuroscience research, particularly in studies investigating cognitive function and neurodegenerative diseases due to its ability to enhance cholinergic neurotransmission. TSS supplies this compound for research and development purposes.
- IUPAC
- (−)-Selagine

Neuroscience Research
Utilised as a valuable tool in studying the cholinergic system, cognitive processes, and neurodegenerative conditions like Alzheimer's disease. Its acetylcholinesterase inhibitory activity is central to these investigations.
Biochemical Assays
Employed in biochemical and enzymatic assays to characterise enzyme kinetics and inhibition profiles. It serves as a standard for researchers working with cholinesterase enzymes and related pathways.
Drug Discovery and Development
Serves as a lead compound or reference material in the discovery and development of novel therapeutic agents targeting cognitive disorders and other conditions modulated by the cholinergic system.
| Molecular weight | 242.32 |
|---|---|
| Empirical formula | C15H18N2O |
| Storage temperature | −20°C |

Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H330Fatal if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
- P302IF ON SKIN
| 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) | 26/27/28-36/37/38 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ACHE(43), BCHE(590)rat ... Ache(83817) |
|---|
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 (−)-Huperzine A primarily used for?
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(-)-Huperzine A is primarily used in neuroscience research to investigate cognitive function and neurodegenerative diseases due to its potent acetylcholinesterase inhibitory properties.
What are the CAS number and molecular formula for (−)-Huperzine A?
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The CAS number for (−)-Huperzine A is 102518-79-6, and its molecular formula is C15H18N2O.
What grade and purity does Tech Serve Solutions supply for (−)-Huperzine A?
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Tech Serve Solutions supplies (−)-Huperzine A as a research-grade chemical. The specific purity and assay are detailed in the product specifications. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeial standard unless explicitly stated.
How should (−)-Huperzine A be handled safely?
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(−)-Huperzine A is a dangerous substance marked with GHS06 and the signal word 'Danger'. It carries hazard statements H300 (Fatal if swallowed), H310 (Fatal in contact with skin), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H330 (Fatal if inhaled), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, faceshields, gloves, and respiratory protection (e.g., N100 respirator), is mandatory. Handle only in a well-ventilated area or under a fume hood. Refer to the Safety Data Sheet for comprehensive handling guidelines.
Is (−)-Huperzine A a controlled substance?
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The provided data does not indicate that (−)-Huperzine A (CAS: 102518-79-6) is a controlled substance. However, users should always verify compliance with local regulations.
How is (−)-Huperzine A shipped and exported by TSS?
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Tech Serve Solutions professionally packages and exports (−)-Huperzine A, adhering to all relevant shipping and customs regulations for hazardous materials.
How can I request a sample or a quote for (−)-Huperzine A?
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To request a sample or a quote for (−)-Huperzine A, please contact the Tech Serve Solutions sales department through the website or by phone, referencing the product CAS number 102518-79-6.
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