The following compounds are liquid at room temperature and are completely miscible with water; they are often used as solvents. Many of them are hygroscopic.
Organic compounds
edit| Chemical formula | Name | CAS number |
|---|---|---|
| CH3CHO | acetaldehyde | 75-07-0 |
| CH3CO2H | acetic acid | 64-19-7 |
| (CH3)2CO | acetone | 67-64-1 |
| CH3CN | acetonitrile | 75-05-8 |
| CH3CH2CH(OH)CH2OH | 1,2-Butanediol | 584-03-2 |
| CH3CH(OH)CH2CH2OH | 1,3-Butanediol | 107-88-0 |
| HOCH2CH2CH2CH2OH | 1,4-Butanediol | 110-63-4 |
| C6H14O2 | 2-Butoxyethanol | 111-76-2 |
| CH3CH2CH2COOH | butyric acid | 107-92-6 |
| HN(CH2CH2OH)2 | diethanolamine | 111-42-2 |
| HN(CH2CH2NH2)2 | diethylenetriamine | 111-40-0 |
| C4H10O2 | dimethoxyethane | 110-71-4 |
| (CH3)2NC(O)H | dimethylformamide | 68-12-2 |
| C2H8N2 | 1,1-dimethylhydrazine | 57-14-7 |
| C2H8N2 | 1,2-dimethylhydrazine | 540-73-8 |
| (CH3)2SO | dimethyl sulfoxide | 67-68-5 |
| C4H8O2 | 1,4-Dioxane | 123-91-1 |
| C2H6O | ethanol | 64-17-5 |
| CH3CH2NH2 | ethylamine | 75-04-7 |
| C2H6O2 | ethylene glycol | 107-21-1 |
| HCOOH | formic acid | 64-18-6 |
| C5H6O2 | furfuryl alcohol | 98-00-0 |
| C3H8O3 | glycerol | 56-81-5 |
| CH3OH | methanol | 67-56-1 |
| CH3N(C2H4OH)2 | methyl diethanolamine | 105-59-9 |
| CH3NC | methyl isocyanide | 593-75-9 |
| C5H9NO | N-Methyl-2-pyrrolidone | 872-50-4 |
| CH3CH2CH2OH | 1-Propanol | 71-23-8 |
| CH2(CH2OH)2 | 1,3-Propanediol | 504-63-2 |
| HOCH2CH2CH2CH2CH2OH | 1,5-Pentanediol | 111-29-5 |
| (CH3)2CHOH | 2-Propanol | 67-63-0 |
| CH3CH2COOH | propanoic acid | 79-09-4 |
| HOCH2CHOHCH3 | propylene glycol | 57-55-6 |
| C5H5N | pyridine | 110-86-1 |
| C4H8O2S | sulfolane | 126-33-0 |
| (CH2)4O | tetrahydrofuran | 109-99-9 |
| C6H14O4 | triethylene glycol | 112-27-6 |
Inorganic compounds
edit| Chemical formula | Name | CAS number |
|---|---|---|
| N2H4 | hydrazine | 302-01-2 |
| HNO3 | nitric acid | 7697-37-2 |
| H2O2 | hydrogen peroxide | 7722-84-1 |
| HF | hydrofluoric acid | 7664-39-3 |
| H2SO4 | sulfuric acid | 7664-93-9 |
| HCl | hydrochloric acid | 7647-01-0 |