2,3-DIMETHYLNAPHTHALENE
- CAS NO.：581-40-8
- Empirical Formula: C12H12
- Molecular Weight: 156.22
- MDL number: MFCD00004119
- EINECS: 209-463-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:20:23
What is 2,3-DIMETHYLNAPHTHALENE?
Chemical properties
white flakes
The Uses of 2,3-DIMETHYLNAPHTHALENE
It is used in the identification of individual aromatic hydrocarbons in kerosene fraction (b.p. 150-250°).
Definition
ChEBI: A dimethylnaphthalene carrying methyl groups at positions 2 and 3.
Purification Methods
Steam distil the naphthalene and crystallise it from EtOH. [Beilstein 5 IV 1713.]
Properties of 2,3-DIMETHYLNAPHTHALENE
| Melting point: | 103-104 °C (lit.) |
| Boiling point: | 269 °C (lit.) |
| Density | 1.0030 |
| refractive index | 1.5060 |
| Flash point: | 265-268°C |
| form | powder to crystal |
| color | White to Light yellow to Light orange |
| Water Solubility | Solubility in toluene (almost transparency). Insoluble in water. |
| BRN | 1852621 |
| CAS DataBase Reference | 581-40-8(CAS DataBase Reference) |
| EPA Substance Registry System | 2,3-Dimethylnaphthalene (581-40-8) |
Safety information for 2,3-DIMETHYLNAPHTHALENE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for 2,3-DIMETHYLNAPHTHALENE
New Products
Cyclopentane-1,2-dione 2,6-Dibromoaniline 5-Hydroxy-3,9-dimethyl-7H-benzo[c]fluoren-7-one Methyl 4-(acetyloxy)-6-methoxy-1-(4-methoxyphenyl)-2naphthalenecarboxylate 4-Hydroxy-6,7-dimethoxy-1-phenyl-2naphthalenecarboxylic acid (3,5-Dibromophenyl)[4-(trifluoromethyl)phenyl]methanone (4-butoxyphenyl)(4-fluorophenyl)methanone (4-Bromophenyl)(3,4-dimethoxyphenyl)methanone Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity N-(8-Amino-6-fluoro-5-methyl-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)acetamide 4-Ethyl-4-hydroxy-1,4,7,8-tetrahydro-3H,10H-spiro[pyrano[3,4-f]indolizine-6,2'-[1,3]dioxolane]-3,10-dione (E)-N'-(2-cyano-4-nitrophenyl)- N,N-dimethylformimidamide 2-Chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid Benzyl-N,4-dimethylpiperidine-3- amine dihydrochloride 5-bromopyridin-2-amine 2-Chloro Benzylcyanide 3,4 Diethoxy Benzylcyanide 3-chlorobenzyl cyanide 3,4 Dimethoxy BenzylcyanideRelated products of tetrahydrofuran
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