2-Methoxynaphthalene
2-Methoxynaphthalene
CAS: 93-04-9
Molecular Formula: C10H7OCH3
2-Methoxynaphthalene - Names and Identifiers
| Name | 2-Methoxynaphthalene |
| Synonyms | NAPROXEN IMP M NEROLIN YARA YARA NEROLINE YARA YARA 2-METHOXYNAPHTHALENE 2-Methoxynaphthalene 2-NAPHTHYL METHYL ETHER methyl β-naphthyl ether 2-Methoxynaphthaleneodium salt hydrate Naproxen Impurity 13(Naproxen EP Impurity M) |
| CAS | 93-04-9 |
| EINECS | 202-213-6 |
| InChI | InChI:1S/C11H10O/c1-12-11-7-6-9-4-2-3-5-10(9)8-11/h2-8H,1H3 |
2-Methoxynaphthalene - Physico-chemical Properties
| Molecular Formula | C10H7OCH3 |
| Molar Mass | 158.2 |
| Density | 1.064 g/mL at 25 °C (lit.) |
| Melting Point | 73-75℃ |
| Boling Point | 316°C at 760 mmHg |
| Flash Point | 136.5°C |
| Water Solubility | INSOLUBLE |
| Vapor Presure | 0.000228mmHg at 25°C |
| Appearance | Crystallization |
| Storage Condition | Room Temprature |
| Refractive Index | 1.5440 (estimate) |
| MDL | MFCD00004061 |
| Physical and Chemical Properties | character: white scaly crystal with orange flower fragrance. |
| Use | Mainly used for the deployment of soap flavor, popular toilet water and Gulong perfume |
2-Methoxynaphthalene - Risk and Safety
| Safety Description | S24/25 - Avoid contact with skin and eyes. |
| UN IDs | UN 3077 9 / PGIII |
| WGK Germany | 2 |
| RTECS | QJ9468750 |
| TSCA | Yes |
| HS Code | 29093090 |
| Toxicity | LD50 oral in rat: > 5gm/kg |
2-Methoxynaphthalene - Upstream Downstream Industry
2-Methoxynaphthalene - Nature
Open Data Verified Data
White Crystal, melting point 73~74 ℃, boiling point 274 ℃, 138 ℃(1. 33kPa). Slightly soluble in water, methanol, ethanol, soluble in ether and carbon disulfide, soluble in benzene and chloroform. Sublimation and water vapor distillation.
Last Update：2024-01-02 23:10:35
2-Methoxynaphthalene - Introduction
Slightly soluble in water, methanol, ethanol, soluble in ether and carbon disulfide, easily soluble in benzene and chloroform. Can sublimate and carry out steam distillation.
Last Update：2022-10-16 17:30:13
2-Methoxynaphthalene - Safety
Open Data Verified Data
The outer woven bag, the inner plastic bag, 25kg per barrel.
Last Update：2022-01-01 10:40:03
2-Methoxynaphthalene - Nature
Open Data Unverified Data
| FEMA | 4704 | BETA-NAPHTHYL METHYL ETHER |
| refractive index | 1.5440 (estimate) |
| flash point | 272-274°C |
| storage conditions | Sealed in dry,Room Temperature |
| solubility | H2O: soluble (completely) |
| morphology | Crystalline Solid |
| color | White to yellow-brown |
| water solubility | INSOLUBLE |
| JECFA Number | 1257 |
| Merck | 14,5997 |
| BRN | 1859408 |
| stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| InChIKey | LUZDYPLAQQGJEA-UHFFFAOYSA-N |
| NIST chemical information | Naphthalene, 2-methoxy-(93-04-9) |
| EPA chemical information | Naphthalene, 2-methoxy- (93-04-9) |
Last Update：2024-04-11 22:18:20
2-Methoxynaphthalene - Uses and synthesis methods
Open Data Unverified Data
β- Naphthyl methyl ether is an organic compound, also known as 2-naphthyl methyl ether. The following is about β- Introduction to the uses and synthesis methods of naphthalene methyl ether:
Usage:
Chemical intermediates: β- Naphthyl methyl ether is often used as an intermediate in organic synthesis. It can be used to synthesize various naphthyl compounds, such as naphthyl ethers, naphthyl ketones, etc., through further substitution reactions with other compounds.
Synthesis method:
β- The synthesis of naphthalene methyl ether can be carried out through the following steps:
Preparation of benzyl benzoate: Benzoic acid is reacted with alcohol to obtain benzyl benzoate.
Obtaining 2-naphthyl methanol: 2-naphthyl formate benzyl ester is subjected to thermal cracking or alkaline catalytic stripping to obtain 2-naphthyl methanol.
Methanol acidification: reacting 2-naphthalene methanol with formic acid to obtain β- Naphthyl methyl ether.
In addition, in practical applications, sometimes synthesis can also be carried out through chemical reactions starting from other compounds.
Last Update：2024-04-11 22:25:43
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View History
Raw Materials for 2-Methoxynaphthalene
Sulfuric acid
1-Naphthylamine
2-Methoxy-1-phenylnaphthalene
1-Iodo-2-methoxynaphthalene
2-CYANO-6-METHOXYNAPHTHALENE
2-Bromo-6-methoxynaphthalene
1-Naphthylamine
2-Methoxy-1-phenylnaphthalene
1-Iodo-2-methoxynaphthalene
2-CYANO-6-METHOXYNAPHTHALENE
2-Bromo-6-methoxynaphthalene
Downstream Products for 2-Methoxynaphthalene