Is borneol optically active?
Is borneol optically active?
Borneol and isoborneol contain an asymmetric carbon atom (denoted by an asterisk), and therefore each of them exists in two optically active forms and one inactive racemic form (−, +, and ±).
What does borneol look like?
Borneol appears as a white colored lump-solid with a sharp camphor-like odor. Burns readily. Slightly denser than water and insoluble in water.
Why is borneol not UV active?
Therefore, borneol is not UV active. The reason is that borneol has very similar chemical and physical properties (including molecular weight) as camphor. Any unreacted borneol would likely mix with the crude camphor and cause the % crude yield to remain unchanged.
What is the specific rotation of borneol?
-36.2
Specifications
| Color | White to Yellow |
|---|---|
| Specific Rotation | -36.2 |
| Formula Weight | 154.25 |
| Physical Form | Crystalline Powder or Crystals |
| Percent Purity | 97% |
Is borneol flammable?
FIRE HAZARDS * Borneol is a COMBUSTIBLE SOLID. * Use dry chemical, CO2, or alcohol or polymer foam extinguishers.
What is borneol used for?
Borneol offers many health benefits, including improved digestion (via the stimulation of gastric juices) and better blood circulation. It also effectively treats bronchial symptoms to improve lung function and ease breathing (helpful for sufferers of bronchitis and asthma).
Is borneol safe?
* Borneol can irritate the nose and throat. * Exposure to Borneol can cause headache, nausea and vomiting, and can make you feel dizzy, lightheaded and pass out. * Higher exposure can cause restlessness, difficulty concentrating, irritability and seizures. * Borneol may cause a skin allergy.
What is borneol good for?
What is the difference between borneol and isoborneol?
An alcohol (borneol) is being oxidized into a ketone (camphor). A subsequent reduction takes us back to another alcohol (isoborneol), which is an isomeric form of the original.
Is borneol aromatic?
Laevo-borneol is used as an aroma chemical in perfumery.
Is borneol harmful?
Is borneol a alcohol?
Borneol, a bicyclic monoterpene alcohol, reduces nociceptive behavior and inflammatory response in mice. ScientificWorldJournal.
What is (-)-borneol?
Borneol appears as a white colored lump-solid with a sharp camphor -like odor. Burns readily. Slightly denser than water and insoluble in water. Used to make perfumes. (-)-borneol is a borneol. It is an enantiomer of a (+)-borneol. (1 S ,2 R ,4 S )-1,7,7-trimethylbicyclo [2.2.1]heptan-2-ol Computed by Lexichem TK 2.7.0 (PubChem release 2021.05.07)
What is racemic borneol?
Racemic borneol is prepared synthetically by reduction of camphor or from pinene. Although borneol is not an herb per se, it is nevertheless a common ingredient in many traditional Chinese herbal formulas. Borneol is actually a compound derived from dryobalanops aromitaca, a tree that belongs to the teak family.
What is–borneol?
Borneol appears as a white colored lump-solid with a sharp camphor -like odor. Burns readily. Slightly denser than water and insoluble in water. Used to make perfumes. (-)-borneol is a borneol. It is an enantiomer of a (+)-borneol. (1 S ,2 R ,4 S )-1,7,7-trimethylbicyclo [2.2.1]heptan-2-ol
What are the calibration and extraction recoveries of borneol?
The calibration curves were linear in the range of 0.11-84.24 ug/mL and 0.16-63.18 ug/g for borneol in plasma and brain, respectively. The methodological and extraction recoveries were both in the range of 85%-115%.