2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-
(+)-rose oxide
CAS: 16409-43-1
Molecular Formula: C10H18O
2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)- - Names and Identifiers
2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)- - Physico-chemical Properties
| Molecular Formula | C10H18O |
| Molar Mass | 154.25 |
| Density | 0.873g/mLat 20°C(lit.) |
| Boling Point | 86°C20mm Hg(lit.) |
| Flash Point | 157°F |
| JECFA Number | 1237 |
| Vapor Presure | 0.551mmHg at 25°C |
| Appearance | neat |
| Color | A colourless mobile liquid. |
| BRN | 1680588 |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | n20/D 1.454 |
| Physical and Chemical Properties | Colorless to pale yellow liquid. Relative density 0.871-0.877, boiling point about 182 ℃, refractive index 1.4540-4590, soluble in 9 volumes of 60% ethanol and oils, flash point 68 ℃, sweet flower fragrance with strong diffusion, but not long. There are cis, trans, left-handed, and right-handed isomers, and their aromas are not the same. |
| Use | Used as a raw material for spices, perfumes and cosmetics |
2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)- - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R38 - Irritating to the skin R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| RTECS | UQ1470000 |
| FLUKA BRAND F CODES | 10-23 |
| HS Code | 29329990 |
| Toxicity | The acute oral LD50 value in rats was reported as 4.3 g/kg (3.7-4.9 g/kg) and the acute dermal LD50 value in rabbits as > 5 g/kg (Moreno, 1973). |
2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)- - Introduction
()-rose oxide, or anisole (C6H5OCH3), is an organic compound. The following is an introduction to some properties, uses, methods and safety information about ()-rose oxide:
Nature:
-Appearance :( )-rose oxide is a colorless and transparent liquid with a rose-like fragrance.
-solubility :( )-rose oxide can be dissolved in water and most organic solvents, but insoluble in aliphatic hydrocarbons.
-Boiling point:( )-The boiling point of rose oxide is about 155 ℃.
-density :( )-the density of rose oxide is about 0.987 g/cm ³.
Use:
-spices: Due to its unique fragrance,( )-rose oxide is commonly used as a spice ingredient and is widely used in cosmetics, perfumes and other products.
-Solvent :( )-rose oxide can be used as an organic solvent to dissolve and dilute various substances in some industrial processes and laboratories.
-Chemical synthesis:( )-rose oxide can also be used as a substrate or reaction intermediate in organic synthesis.
Preparation Method:
( )-rose oxide can be prepared by reacting benzyl alcohol with sulfuric acid:
C6H5OH CH3OH → C6H5OCH3 H2SO4
Safety Information:
- ( )-rose oxide can be ignited by Flash Point (flash point is 53 ℃) at normal temperature, so contact with open flame and other fire sources should be avoided.
-Vapors of the substance can irritate the eyes, respiratory system and skin. During use, good ventilation should be ensured.
-( )-rose oxide should not be dumped into the drainage system or into the soil in large quantities to avoid pollution to the environment.
-During use and storage, keep away from oxidants, fire sources and high temperature environments.
Nature:
-Appearance :( )-rose oxide is a colorless and transparent liquid with a rose-like fragrance.
-solubility :( )-rose oxide can be dissolved in water and most organic solvents, but insoluble in aliphatic hydrocarbons.
-Boiling point:( )-The boiling point of rose oxide is about 155 ℃.
-density :( )-the density of rose oxide is about 0.987 g/cm ³.
Use:
-spices: Due to its unique fragrance,( )-rose oxide is commonly used as a spice ingredient and is widely used in cosmetics, perfumes and other products.
-Solvent :( )-rose oxide can be used as an organic solvent to dissolve and dilute various substances in some industrial processes and laboratories.
-Chemical synthesis:( )-rose oxide can also be used as a substrate or reaction intermediate in organic synthesis.
Preparation Method:
( )-rose oxide can be prepared by reacting benzyl alcohol with sulfuric acid:
C6H5OH CH3OH → C6H5OCH3 H2SO4
Safety Information:
- ( )-rose oxide can be ignited by Flash Point (flash point is 53 ℃) at normal temperature, so contact with open flame and other fire sources should be avoided.
-Vapors of the substance can irritate the eyes, respiratory system and skin. During use, good ventilation should be ensured.
-( )-rose oxide should not be dumped into the drainage system or into the soil in large quantities to avoid pollution to the environment.
-During use and storage, keep away from oxidants, fire sources and high temperature environments.
Last Update：2024-04-09 20:49:11
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