4-METHOXYBENZENETHIOL
Synonym(s):4-Mercaptoanisole;4-Methoxybenzenethiol
- CAS NO.：696-63-9
- Empirical Formula: C7H8OS
- Molecular Weight: 140.2
- MDL number: MFCD00004849
- EINECS: 211-799-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:17:16
What is 4-METHOXYBENZENETHIOL?
Chemical properties
Colorless light yellow liquid.
The Uses of 4-METHOXYBENZENETHIOL
4-Methoxythiophenol is used in preparing samples for self-assembled monolayers (SAM?s) characterization and to study SAM?s effect on both n- and p-channel organic thin film transistors. It is also used in cesium fluoride-Celite catalyzed preparation of thioethers and thioesters.
Synthesis Reference(s)
The Journal of Organic Chemistry, 49, p. 2637, 1984 DOI: 10.1021/jo00188a028
Properties of 4-METHOXYBENZENETHIOL
| Melting point: | 291.7-295.8 °C (decomp) |
| Boiling point: | 100-103 °C/13 mmHg (lit.) |
| Density | 1.14 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 205 °F |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Not miscible or difficult to mix. |
| form | Liquid |
| pka | 6.76±0.10(Predicted) |
| Specific Gravity | 1.140 |
| color | Clear colorless to light yellow |
| Sensitive | Stench |
| BRN | 1446910 |
| CAS DataBase Reference | 696-63-9(CAS DataBase Reference) |
Safety information for 4-METHOXYBENZENETHIOL
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-METHOXYBENZENETHIOL
New Products
Cyclopropane-1,1-dicarboxylic acid 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 tert-Butyl (2S)-[1-amino-3-(4-iodophenyl)-1-oxopropan-2-yl]carbamate 4-amino-2-fluoro-N- methylbenzamide 5-Chloro-3- Methyl -1,3-2-benzoxazol-2(3H)-one N-(2-chloropyrimidin-4-yl)-N,2,3- trimethyl-2H- indazol 6-amine N-Boc-1,4-butanediamine 4-Bromo-2-fluoro-N-methylbenzamide valeronitrile 3-chlorobenzyl cyanide 3,4 Dimethoxy Benzylcyanide 3,4 Diethoxy Benzylcyanide 2-Chloro Benzylcyanide 3-Hydroxypropionitrile 5-azidovalericacid 6,6'-bis(difluoromethoxy)-2,2'-bis((3,4-dimethoxypyridin-2-yl)methylsulfinyl)-1H,1'H-5,5'-bibenzo[d]imidazole (1-((2'-(2-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (1-((2'-(1-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (4-Methoxyphenyl) hydrazine HydrochlorideRelated products of tetrahydrofuran
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