2-Borneol
Borneol
CAS: 507-70-0
Molecular Formula: C10H18O
2-Borneol - Names and Identifiers
| Name | Borneol |
| Synonyms | Borneol Bingpian 2-Borneol Bornel (crystal) 2-Bornanol, endo- 1,7,7-trimethyl-endo-Bicyclo[2.2.1]heptan-2-ol 1,7,7-Trimethyl-bicyclo(2.2.1)heptan-2-ol, endo- (1R,2S,4R)-rel-1,7,7-TriMethylbicyclo[2.2.1]heptan-2-ol Endo-1,7,7-trimethyl-bicyclo[2.2.1]heptan-2-ol2-Camphanol |
| CAS | 507-70-0 |
| EINECS | 208-080-0 |
| InChIKey | DTGKSKDOIYIVQL-WEDXCCLWSA-N |
2-Borneol - Physico-chemical Properties
| Molecular Formula | C10H18O |
| Molar Mass | 154.25 |
| Density | 1.011 |
| Melting Point | 206-209°C |
| Boling Point | 210°C(lit.) |
| Specific Rotation(α) | -0.5～+0.5゜(20℃/D)(c=5,C2H5OH) |
| Flash Point | 150°F |
| JECFA Number | 1385 |
| Water Solubility | insoluble |
| Vapor Presure | 33.5 mm Hg ( 25 °C) |
| Vapor Density | 5.31 (vs air) |
| Appearance | powder to crystal |
| Color | White to Almost white |
| Merck | 14,1338 |
| pKa | 15.36±0.60(Predicted) |
| Storage Condition | Room Temprature |
| Stability | Stable. Highly flammable. Incompatible with strong oxidizing agents. |
| Refractive Index | 1.4831 (estimate) |
| Physical and Chemical Properties | Colorless or white transparent flaky crisp crystals, or crystalline powders and blocks. It has a strong fragrance of pine, camphor and mint. It can sublimate when heated, and it can volatilize slowly at room temperature, with a burning sensation. Melting point 208 ℃ (racemate), boiling point 212 ℃, flash point 65.6 ℃, relative density 1.011(20 ℃). Insoluble in water, soluble in ethanol, ether and chloroform. Natural left-handed body exists in nutmeg, cardamom, ginger, etc., right-handed body exists in coriander seeds, lemongrass, etc., racemate exists in camphor, rosemary, thyme, etc. |
2-Borneol - Risk and Safety
| Risk Codes | R11 - Highly Flammable R43 - May cause sensitization by skin contact R22 - Harmful if swallowed |
| Safety Description | S16 - Keep away from sources of ignition. S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | UN 1312 4.1/PG 3 |
| WGK Germany | 2 |
| RTECS | DT5095000 |
| HS Code | 29061990 |
| Hazard Class | 4.1 |
| Packing Group | III |
2-Borneol - Reference Information
| FEMA | 2157 | BORNEOL |
| LogP | 3.6 at 20℃ |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| trait | colorless or white transparent flaky friable crystals |
| properties | borneol is colorless or white transparent flaky friable crystal, or crystalline powder or block. Soluble in ethanol, chloroform, gasoline, almost insoluble in water. Strong pine aroma, camphor and mint odor. Heat can be sublimated, room temperature can be slowly volatile, there is a burning sensation. Melting Point: 208 ℃, Boiling Point: 212 ℃ |
| Use | flavorant. Mainly used for the preparation of mint, lime and nuts and other types of flavor. It is widely used in the pharmaceutical industry. GB 2760-1996 provides for the permitted use of flavorants. Mainly used for the preparation of mint, lime and nuts and other types of flavor. used as a Biochemical reagent, also used in the pharmaceutical industry widely used in the preparation of rosemary, lavender and other flavors, and used in the pharmaceutical, etc. used in the manufacture of borneol esters, spices and so on. |
| identification test | when a sample is mixed and milled with an equal amount of thymol, it becomes liquid. Take sample 0.5g, add 2~3 drops of diethyl ether, add 20% potassium dichromate solution 4ml and concentrated sulfuric acid 0.3ml after dissolution, shake and heat in warm water, the liquid should be reddish brown, the disappearance of the specific aroma produces a camphor odor. |
| toxicity | LD502000 mg/kg (rabbit, oral). GRAS(FEMA). |
| usage limit | FEMA(mg/kg): soft drinks 0.25~1.4; Cold drinks 1.4; Candy 3.7; baked Food 5.1; Gum 0.30; |
| production method | is prepared by dissolving camphor in ethanol with metallic sodium or by reduction with new ecological hydrogen. From pinene by hydrochloric acid, magnesium powder and other processing. |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 21:11:58
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