5-Hydroxy-Nω-methyltryptamine oxalate
5-Hydroxy-Nω-methyltryptamine oxalate (CAS: 1975-81-1), with the empirical formula C13H16N2O5 and molecular weight 280.28, is an indole derivative. This compound serves as a key reactant in chemical synthesis, particularly for preparing 5-HT receptor agonists. Supplied by Tech Serve Solutions with an assay of 99%, it is suitable for research and development applications in organic chemistry and related fields.
- IUPAC
- 3-(2-Methylaminoethyl)indol-5-ol oxalate,N-Methylserotonin oxalate
- Synonyms
- 3-(2-Methylaminoethyl)indol-5-ol oxalate, N-Methylserotonin oxalate

Precursor for 5-HT Receptor Agonists
This compound is utilised as a reactant in the preparation of 5-HT receptor agonists. Its specific structure makes it valuable for researchers investigating serotonin receptor pathways and developing related pharmaceutical agents.
Heterocyclic Building Block
As an indole derivative, 5-Hydroxy-Nω-methyltryptamine oxalate functions as a versatile heterocyclic building block. It can be incorporated into more complex molecular structures within organic synthesis.
Chemical Synthesis Intermediate
The compound serves as an intermediate in various chemical synthesis routes. Its availability facilitates the creation of novel compounds for research purposes in medicinal chemistry and materials science.
| Molecular weight | 280.28 |
|---|---|
| Empirical formula | C13H16N2O5 |
| Assay | 99% |
| Storage temperature | 2-8°C |
| Application | • reactant for preparation of 5-HT receptor agonists1 |
| Melting point | 161-162 °C (dec.)(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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.
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 5-Hydroxy-Nω-methyltryptamine oxalate used for?
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5-Hydroxy-Nω-methyltryptamine oxalate (CAS: 1975-81-1) is primarily used as a reactant for the preparation of 5-HT receptor agonists and as a heterocyclic building block in chemical synthesis.
What are the CAS number and chemical formula?
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The CAS number for 5-Hydroxy-Nω-methyltryptamine oxalate is 1975-81-1, and its empirical formula is C13H16N2O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Hydroxy-Nω-methyltryptamine oxalate with an assay of 99%. This product is intended for laboratory and research use; TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades.
How should 5-Hydroxy-Nω-methyltryptamine oxalate be handled safely?
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This compound is classified as a Warning. It is harmful if swallowed or in contact with skin, causes skin irritation, serious eye irritation, and may cause respiratory irritation. Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
Can Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, including 5-Hydroxy-Nω-methyltryptamine oxalate.
How can I request a quote or sample?
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To request a quote or a sample of 5-Hydroxy-Nω-methyltryptamine oxalate, please contact our sales department through the TSS website or by phone.
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