(S)-(−)-2-Amino-1,1-diphenyl-1-propanol
(S)-(−)-2-Amino-1,1-diphenyl-1-propanol (CAS: 78603-91-5) is a chiral amino alcohol with a molecular weight of 227.30 g/mol. It serves as a valuable building block in organic synthesis, particularly in asymmetric reactions. Its specific stereochemistry makes it useful for creating enantiomerically pure compounds, finding applications in research and development within the chemical and pharmaceutical industries. TSS supplies this high-purity reagent for demanding synthetic pathways.
- IUPAC
- 1,1-Diphenyl-L-alaninol
- Synonyms
- 1,1-Diphenyl-L-alaninol(S)-2-Amino-1,1-diphenylpropan-1-ol

Chiral Auxiliary in Asymmetric Synthesis
This compound can be employed as a chiral auxiliary to direct stereoselective transformations, enabling the synthesis of enantiomerically enriched products crucial for pharmaceutical development.
Precursor for Chiral Ligands
It acts as a starting material for the synthesis of specialized chiral ligands used in metal-catalyzed asymmetric reactions, influencing reaction selectivity and efficiency.
Organic Building Block
As a structurally complex chiral molecule, it is incorporated into larger target molecules during multi-step organic syntheses, contributing unique stereochemical features.
| Molecular weight | 227.30 |
|---|---|
| Linear formula | CH3CH(NH2)C(C6H5)2OH |
| Assay | 99% |
| Optical activity | [α]20/D −90°, c = 1 in chloroform |
| Melting point | 100-102 °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-1,1-diphenyl-1-propanol primarily used for?
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This compound is primarily used as a chiral building block and auxiliary in asymmetric synthesis, enabling the creation of enantiomerically pure compounds for research and development in the chemical and pharmaceutical sectors.
What are the CAS number and formula for this chemical?
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The CAS number is 78603-91-5. The linear formula is CH₃CH(NH₂)C(C₆H₅)₂OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 99%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should (S)-(−)-2-Amino-1,1-diphenyl-1-propanol be handled safely?
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This compound is classified as irritating to skin, eyes, and the respiratory system (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, in a well-ventilated area. Avoid dust formation and inhalation.
Is this chemical a controlled substance?
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The provided data does not indicate that (S)-(−)-2-Amino-1,1-diphenyl-1-propanol is a controlled substance.
How is this product typically packed and exported?
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Products are carefully packed to ensure integrity during transport and are exported globally by Tech Serve Solutions in compliance with international shipping regulations.
How can I request a sample or obtain a quote?
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Please contact our sales team through the website or by phone to request a sample or to obtain a quotation for (S)-(−)-2-Amino-1,1-diphenyl-1-propanol.
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