Methyl (3S)-(+)-3-(methyl-1H-indol-3-yl)-3-phenylpropionate
Methyl (3S)-(+)-3-(methyl-1H-indol-3-yl)-3-phenylpropionate (CAS: 429689-17-8), a chiral indole derivative with the molecular formula C19H19NO2 and a molecular weight of 293.36 g/mol, serves as a valuable building block in asymmetric synthesis. Supplied by TSS at 98% assay, this compound is primarily utilised in chemical synthesis for the construction of complex chiral molecules, particularly within heterocyclic chemistry.
- IUPAC
- Methyl (3S)-(+)-3-(methyl-1H-indol-3-yl)-3-phenylpropanoate

Chiral Building Block for Asymmetric Synthesis
This enantiomerically pure compound is a key intermediate in the synthesis of complex chiral molecules, enabling stereoselective transformations in organic chemistry.
Heterocyclic Chemistry Intermediate
Its indole core makes it a useful precursor for constructing a variety of nitrogen-containing heterocyclic compounds relevant to medicinal chemistry and material science.
Research and Development
Utilised in academic and industrial R&D settings for exploring novel synthetic routes and developing new chemical entities.
| Molecular weight | 293.36 |
|---|---|
| Empirical formula | C19H19NO2 |
| Assay | 98% |
| Optical activity | [α]20/D +36°, c = 1% in chloroform |
| Optical purity | ee: 99% (HPLC) |
| Melting point | 89-93 °C(lit.) |

Hazard statements
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 36-42/43 |
| Safety statements (S) | 26-36 |
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 Methyl (3S)-(+)-3-(methyl-1H-indol-3-yl)-3-phenylpropionate used for?
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Methyl (3S)-(+)-3-(methyl-1H-indol-3-yl)-3-phenylpropionate is used as a chiral building block in asymmetric synthesis and as an intermediate in the preparation of heterocyclic compounds, particularly indoles.
What are the CAS number and molecular formula?
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The CAS number is 429689-17-8 and the molecular formula is C19H19NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound at a minimum assay of 98% with an optical purity of ee: 99% (HPLC). It is supplied as a research-grade chemical and TSS does not represent it as USP, BP, or EP.
How should this chemical be handled safely?
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This compound is classified as a Warning, with hazards including H317 (May cause an allergic skin reaction) and H319 (Causes serious eye irritation). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, face shield, and gloves, should be worn during handling. Avoid contact with skin and eyes and ensure good ventilation.
Is this chemical available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and this product can be shipped internationally.
How can I request a sample or quote?
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To request a sample or a quotation, please contact our sales team via the website or direct email, providing your specific requirements.
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