(S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane
(S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane (CAS: 233772-37-7) is a chiral amine with the molecular formula C17H21N and a molecular weight of 239.36 g/mol. This organic building block is primarily utilised in chemical synthesis, particularly in asymmetric synthesis processes requiring chiral intermediates. Its specific stereochemistry makes it valuable for constructing complex molecules with defined spatial arrangements, contributing to the development of new chemical entities in research and development settings.
- Synonyms
- C17H21N

Chiral Building Block
Serves as a crucial chiral building block in organic synthesis, enabling the stereoselective construction of complex molecules. Its defined stereochemistry is essential for creating enantiomerically pure compounds.
Asymmetric Synthesis
Utilised as a key intermediate in asymmetric synthesis, facilitating the creation of chiral products. This is vital in fields like pharmaceutical research where specific enantiomers are often required for biological activity.
Research and Development
Employed in academic and industrial research laboratories for the exploration of novel synthetic routes and the development of new chemical compounds. Its unique structure offers opportunities for diverse chemical transformations.
| Molecular weight | 239.36 |
|---|---|
| Empirical formula | C17H21N |
| Assay | 98% |
| Optical activity | [α]20/D −6.5°, c = 1 in chloroform |
| Melting point | 73-76 °C(lit.) |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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 (S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane used for?
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(S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane is used as a chiral building block and intermediate in asymmetric synthesis and general chemical research and development.
What is the CAS number and formula for (S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane?
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The CAS number is 233772-37-7, and the molecular formula is C17H21N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane with an assay of 98%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling requirements for this compound?
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This compound is classified as a Warning with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
How is this chemical shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific shipping and export details for (S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane are available upon request, adhering to all relevant international regulations.
How can I request a quote or sample?
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To request a quote or sample of (S)-(−)-2-Amino-3-methyl-1,1-diphenylbutane, please contact our sales team through the website or by phone.
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