(1R)-(+)-ALPHA-PINENE CAS 7785-70-8
Introduction：Basic information about (1R)-(+)-ALPHA-PINENE CAS 7785-70-8, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
(1R)-(+)-ALPHA-PINENE Basic information
| Product Name: | (1R)-(+)-ALPHA-PINENE |
| Synonyms: | (+)-ALPHA-PINENE (MIXTURE OF ISOMERS);(1R,5R)-2-6,6-TRIMETHYL-BICYCLO[3.1.1]HEPT-2-ENE;(1R,5R)-2-PINENE;(1R)-(+)-ALPHA-PINENE;(1R)-(+)-a-pinene;FEMA 2902;D-ALPHA PINENE;(1R)-(+)-α-Pinene, 98% (80+% e.e.) |
| CAS: | 7785-70-8 |
| MF: | C10H16 |
| MW: | 136.23 |
| EINECS: | 232-087-8 |
| Product Categories: | Bicyclic Monoterpenes;Biochemistry;Terpenes;Industrial/Fine Chemicals |
| Mol File: | 7785-70-8.mol |
(1R)-(+)-ALPHA-PINENE Chemical Properties
| Melting point | −62 °C(lit.) |
| Boiling point | 155-156 °C(lit.) |
| density | 0.858 g/mL at 20 °C(lit.) |
| vapor pressure | 5 hPa (25 °C) |
| FEMA | 2902 | ALPHA-PINENE |
| refractive index | n |
| Fp | 91 °F |
| storage temp. | Store at +2°C to +8°C. |
| form | Liquid |
| color | Clear colorless |
| Odor | at 10.00 % in dipropylene glycol. harsh terpene aromatic minty |
| Odor Type | herbal |
| explosive limit | 0.8-6%(V) |
| biological source | synthetic |
| Optical Rotation | [α]22/D +47.1°, neat |
| Water Solubility | Soluble in Ether, Alcohols, Chloroform. Not miscible in water. |
| Merck | 14,7445 |
| JECFA Number | 1329 |
| BRN | 3648264 |
| Dielectric constant | 2.7（20℃） |
| Major Application | flavors and fragrances |
| InChI | 1S/C10H16/c1-7-4-5-8-6-9(7)10(8,2)3/h4,8-9H,5-6H2,1-3H3/t8-,9-/m1/s1 |
| InChIKey | GRWFGVWFFZKLTI-UHFFFAOYSA-N |
| SMILES | CC1=CC[C@@H]2C[C@H]1C2(C)C |
| LogP | 4.44-4.46 at 20-37℃ |
| CAS DataBase Reference | 7785-70-8(CAS DataBase Reference) |
| EPA Substance Registry System | Bicyclo[3.1.1]hept-2-ene, 2,6,6-trimethyl-, (1R,5R)- (7785-70-8) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38 |
| Safety Statements | 26-36-16-23 |
| RIDADR | UN 2368 3/PG 3 |
| WGK Germany | 3 |
| RTECS | DT7000000 |
| F | 10 |
| Autoignition Temperature | 491 °F |
| TSCA | TSCA listed |
| HS Code | 2902 19 00 |
| HazardClass | 3 |
| PackingGroup | III |
| Storage Class | 3 - Flammable liquids |
| Hazard Classifications | Aquatic Acute 1 Aquatic Chronic 1 Asp. Tox. 1 Flam. Liq. 3 Skin Irrit. 2 Skin Sens. 1 |
| Chemical Properties | (1R)-(+)-ALPHA-PINENE is Clear colourless liquid |
| Uses | (1R)-(+)-α-Pinene is used in hydroboration reactions and the reduction of ketones. |
| Uses | (+)-alpha-Pinene is employed in the preparation of chiral hydroboration reagents. It is a bronchodilator in humans. α-Pinene is an anti-inflammatory and used as a broad-spectrum antibiotic.It exhibits activity as an acetylcholinesterase inhibitor, aiding memory. It is a biosynthetic base for CB2 ligands, such as HU-308. |
| Uses | (+)-α-Pinene has been used in a tolerance testing procedure to detect the genes in Marinobacter aquaeolei, for engineering a pinene tolerant Escherichia coli. |
| Definition | ChEBI: The (+)-enantiomer of alpha-pinene. |
| General Description | (+)-α-Pinene is a monoterpenoid compound mainly found in Pinus species. |
| Flammability and Explosibility | Flammable |
| reaction suitability | reagent type: reductant |
| Purification Methods | (1R)-(+)-ALPHA-PINENE is isomerised by heat, acids and certain solvents. It should be distilled under reduced pressure under nitrogen and stored in the dark. It has been purified via the nitrosochloride [Waterman et al. Recl Trav Chim, Pays-Bas 48 1191 1929]. For purification of optically active forms see Lynn [J Am Chem Soc 91 361 1919]. |
(1R)-(+)-ALPHA-PINENE Preparation Products And Raw materials
| Raw materials | Bicyclo[3.1.1]hept-2-ene, 6,6-dimethyl-4-methylene-, (1S,5S)--->Borane, dichloro[(1R,2S,3R,5R)-2,6,6-trimethylbicyclo[3.1.1]hept-3-yl]--->(S)-1-PHENYL-BUT-3-EN-1-OL-->2-Cyclohexene-1-methanol, α-methyl-, (αR,1R)--->[1R-(1alpha,2beta,5alpha)]-2,6,6-trimethylbicyclo[3.1.1]heptan-3-one-->[(1R,2S,3R,5R)-2,6,6-Trimethylbicyclo[3.1.1]hept-3-yl]borane-->(-)-Diisopinocampheyl borane |
| Preparation Products | (1S,2S,3R,5S)-(+)-2,3-Pinanediol-->2,6-DIMETHYL-2,4,6-OCTATRIENE-->p-Cymene-->(1R)-(+)-CIS-PINANE-->cis-4-hydroxy-alpha,alpha,4-trimethylcyclohexanemethanol-->(-)-ISOPINOCAMPHEYLAMINE-->(1S,2S,5S)-(-)-2-Hydroxy-3-pinanone |
