(−)-Camphor
(−)-Camphor (CAS: 464-48-2, C10H16O) is a bicyclic monoterpene ketone with a molecular weight of 152.23 g/mol. This chiral compound is widely recognised for its distinctive aroma and its utility in organic synthesis. Primarily employed as a chiral auxiliary and a building block in asymmetric synthesis, it finds application in the preparation of various stereochemically defined molecules. Its characteristic properties also lend themselves to other niche industrial applications.
- IUPAC
- (1S)-1,7,7-Trimethylbicyclo[2.2.1]heptan-2-one
- Synonyms
- (1S)-1,7,7-Trimethylbicyclo[2.2.1]heptan-2-one
Chiral Auxiliary in Asymmetric Synthesis
(−)-Camphor serves as a valuable chiral auxiliary, enabling stereoselective transformations in organic reactions. It is particularly effective in controlling the stereochemistry of reactions such as Diels-Alder cycloadditions and alkylations.
Organic Building Block
As a readily available chiral molecule, camphor is utilized as a starting material or intermediate for the synthesis of more complex organic compounds. Its bicyclic structure provides a rigid framework for further chemical modification.
Synthesis of Specialty Chemicals
The unique structure of camphor makes it suitable for incorporation into specialty chemicals, including certain pharmaceuticals and agrochemicals where specific stereochemistry is critical for biological activity.
| Molecular weight | 152.23 |
|---|---|
| Empirical formula | C10H16O |
| Assay | ≥95.0% (sum of enantiomers, GC) |
| Boiling point | 204 °C(lit.) |
| Optical activity | [α]20/D −43±2°, c = 10% in ethanol |
| Vapour pressure | 4 mmHg (70 °C) |
| Vapour density | 5.24 (vs air) |
| Melting point | 177-179 °C(lit.) |
| Autoignition temp | 870 °F |
Hazard statements
- H228Flammable solid
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 65 °C / 149 °F |
| Transport (UN / ADR) | UN 2717 4.1 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26 |
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 (–)-Camphor used for?
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(–)-Camphor is primarily used as a chiral auxiliary and building block in asymmetric synthesis, and for the preparation of other organic compounds and specialty chemicals.
What are the CAS number and formula for (–)-Camphor?
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The CAS number for (–)-Camphor is 464-48-2, and its molecular formula is C10H16O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (–)-Camphor with an assay of ≥95.0% (sum of enantiomers, GC). We do not represent this product as USP, BP, or EP grade.
How should (–)-Camphor be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator if airborne concentrations are high. (–)-Camphor is a flammable solid and an irritant.
How is (–)-Camphor packed and shipped?
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(–)-Camphor is shipped as a flammable solid (UN 2717, Class 4.1, PGIII). Packaging adheres to international shipping regulations for hazardous materials.
How can I request a sample or quote for (–)-Camphor?
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To request a sample or a quotation, please contact our sales team through the website or by phone, providing your specific requirements.
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