634-36-6
1,2,3-Trimethoxybenzene
CAS: 634-36-6
Molecular Formula: C9H12O3
634-36-6 - Names and Identifiers
| Name | 1,2,3-Trimethoxybenzene |
| Synonyms | Methylsyringol Tri-O-methylpyrogallol 1,2,3-Trimethoxybenzol 1,2,3-Trimethoxybenzene 1,2,3-TRIMETHOXYBENZENE 1,2,3-Trimethoxy Benzene 1,2,3-trimethyoxy benzene Benzene,1,2,3-trimethoxy- Benzene, 1,2,3-trimethoxy- Pyrogallol trimethyl ether 1,2,3-BENZENETRIOL TRIMETHYL ETHER 1,2,3-Trimethoxybenzene(Pyrogallol trimethylether) |
| CAS | 634-36-6 |
| EINECS | 211-207-2 |
| InChI | InChI=1/C9H12O3/c1-10-7-5-4-6-8(11-2)9(7)12-3/h4-6H,1-3H3 |
634-36-6 - Physico-chemical Properties
| Molecular Formula | C9H12O3 |
| Molar Mass | 168.19 |
| Density | 1.112 g/mL at 25 °C (lit.) |
| Melting Point | 43-47 °C (lit.) |
| Boling Point | 241 °C (lit.) |
| Flash Point | >230°F |
| Water Solubility | Insoluble in water. |
| Solubility | Chloroform (Slightly), DMSO (Slightly) |
| Vapor Presure | 0.0784mmHg at 25°C |
| Appearance | Crystallization |
| Color | White to dark beige |
| BRN | 1910422 |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.5470 (estimate) |
| MDL | MFCD00008358 |
| Physical and Chemical Properties | density 1.11 melting point 42-45°C boiling point 241°C flash point 112°C |
| Use | For pharmaceutical intermediates |
634-36-6 - Risk and Safety
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29093090 |
634-36-6 - Upstream Downstream Industry
| Raw Materials | Pyrogallol Gallic acid |
634-36-6 - Reference
| Reference Show more | 1. [IF=5.279] Xueli Pang et al."Comparison of Potent Odorants in Raw and Ripened Pu-Erh Tea Infusions Based on Odor Activity Value Calculation and Multivariate Analysis: Understanding the Role of Pile Fermentation."J Agr Food Chem. 2019;67(47):13139–13149 |
634-36-6 - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | pharmaceutical intermediates. It is mainly used as an intermediate of trimethoprim. for pharmaceutical intermediates for pharmaceutical intermediates |
| production method | pyrogallic acid (I. E., 1,3, 3-benzenetriol) dimethyl sulfate was methylated under alkaline conditions. |
Last Update：2024-04-09 21:11:58
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Raw Materials for 634-36-6