R(−)-2,10,11-Trihydroxy-N-propyl-noraporphine hydrobromide hydrate
R(−)-2,10,11-Trihydroxy-N-propyl-noraporphine hydrobromide hydrate (CAS: 79640-85-0) is a specialized chemical compound offered by Tech Serve Solutions. With a molecular weight of 392.29 g/mol on an anhydrous basis, this light brown solid is primarily utilised in scientific research, particularly within cell biology, neuroscience, and studies involving GPCR modulators. Its specific dopaminergic agonist properties make it a valuable tool for investigating neurotransmission pathways.
- IUPAC
- R(−)-2-OH-NPA HBr,R(−)-TNPA HBr
- Synonyms
- 79640-85-0 (anhydrous), R(−)-2-OH-NPA HBr, R(−)-TNPA HBr

Neuroscience Research
Utilised as a tool compound for studying dopamine receptor activity and neurotransmission in the central nervous system. Its agonistic properties are crucial for understanding dopaminergic pathways.
Cell Signaling Studies
Investigates cellular responses mediated by G-protein coupled receptors (GPCRs), specifically focusing on dopaminergic signaling cascades. Aids in understanding cell communication mechanisms.
Biochemical Investigations
Serves as a reagent in biochemical assays and for the characterisation of proteins and their derivatives, particularly those involved in neurotransmitter systems.
| Molecular weight | 392.29 (anhydrous basis) |
|---|---|
| Empirical formula | C19H21NO3 · HBr · xH2O |
| Form | solid |
| Colour | light brown |
| Solubility | H2O: moderately soluble (dissolve in oxygen-free boiled water containing 0.1% sodium metabisulfite or other antioxidants. Solutions should be freshly prepared.)alcohol: soluble (Solutions should be freshly prepared.)aqueous acid: moderately soluble (Solutions should be freshly prepared)aqueous base: insoluble |
| Optical activity | [α]22/D −64°, c = 7 mg/mL in methanol(lit.) |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... DRD2(1813) |
|---|
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 R(−)-2,10,11-Trihydroxy-N-propyl-noraporphine hydrobromide hydrate used for?
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This compound is primarily used in scientific research, including neuroscience, cell biology, and studies involving dopaminergic and GPCR modulation. It serves as a dopaminergic agonist for investigating neurotransmission.
What are the CAS number and formula for this product?
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The CAS number for the anhydrous form is 79640-85-0. The empirical formula is C19H21NO3 · HBr · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory use. Purity and assay details are available on the product's specification sheet. We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should R(−)-2,10,11-Trihydroxy-N-propyl-noraporphine hydrobromide hydrate be handled and stored?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. Store at 2-8°C. Solutions should be freshly prepared, particularly when dissolved in water, using antioxidants as recommended.
Is this chemical a controlled substance?
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The provided data does not indicate this chemical is a scheduled or controlled substance.
How is this product packed and shipped?
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Products are carefully packed and exported by Tech Serve Solutions, a specialist global supplier, adhering to all necessary regulations for chemical transport. Specific packaging details are available upon request.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the website or by phone. Our experts are ready to assist you with your specific requirements.
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