(4S,5S)-(+)-2,2-Dimethyl-5-methylamino-4-phenyl-1,3-dioxane
(4S,5S)-(+)-2,2-Dimethyl-5-methylamino-4-phenyl-1,3-dioxane (CAS 124686-47-1), with a molecular weight of 221.30 g/mol, is a valuable chiral building block. This organic compound, characterised by its specific stereochemistry, serves as a key intermediate in asymmetric synthesis. It is employed in chemical research and development, facilitating the construction of complex molecules where precise stereochemical control is paramount. Tech Serve Solutions offers this reagent for various synthetic applications.
- Synonyms
- 3-dioxane124686-47-1C13H19NO2

Asymmetric Synthesis
Utilised as a chiral auxiliary or building block in stereoselective synthesis. Its defined stereocentres enable the introduction of chirality into target molecules, crucial for pharmaceutical and fine chemical development.
Organic Synthesis Intermediate
Serves as a versatile intermediate in the construction of complex organic molecules. Its functional groups and chiral nature make it suitable for multi-step synthetic routes in research laboratories.
Research and Development
Employed in academic and industrial research settings for exploring new synthetic methodologies and creating novel chemical entities. Facilitates studies in stereochemistry and reaction mechanisms.
| Molecular weight | 221.30 |
|---|---|
| Empirical formula | C13H19NO2 |
| Assay | ≥98.0% (sum of enantiomers, GC) |
| Optical activity | [α]20/D +43±2°, c = 1.5% in toluene |
| Storage temperature | 2-8°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| 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 (4S,5S)-(+)-2,2-Dimethyl-5-methylamino-4-phenyl-1,3-dioxane used for?
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This compound is primarily used as a chiral building block in asymmetric synthesis and as an intermediate in organic synthesis for research and development purposes.
What is the CAS number and molecular formula for this compound?
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The CAS number is 124686-47-1, and the molecular formula is C13H19NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with a minimum purity of ≥98.0% (sum of enantiomers, GC). It is suitable for research applications and is not represented as USP, BP, or EP grade.
How should (4S,5S)-(+)-2,2-Dimethyl-5-methylamino-4-phenyl-1,3-dioxane be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and avoid inhalation of vapours, as it can cause skin irritation, serious eye irritation, and respiratory irritation.
Is this chemical supplied internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or a quote?
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Please contact our sales team or use the online enquiry form on our website to request a sample or a quotation for (4S,5S)-(+)-2,2-Dimethyl-5-methylamino-4-phenyl-1,3-dioxane.
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