METHYL SULFITE
Dimethyl sulfite
CAS: 616-42-2
Molecular Formula: C2H6O3S
METHYL SULFITE - Names and Identifiers
| Name | Dimethyl sulfite |
| Synonyms | (CH3O)2SO Methyl sulfite METHYL SULFITE Dimethylsulfite DIMETHYL SULFITE Dimethyl sulfite Dimethyl sulphite dimethoxysulfoxide Dimethoxy sulfoxide SULFUROUS ACID DIMETHYL ESTER Dimethyl ester of sulfurous acid |
| CAS | 616-42-2 |
| EINECS | 210-481-0 |
| InChI | InChI=1/C2H6O3S/c1-4-6(3)5-2/h1-2H3 |
METHYL SULFITE - Physico-chemical Properties
| Molecular Formula | C2H6O3S |
| Molar Mass | 110.13 |
| Density | 1.294 g/mL at 25 °C (lit.) |
| Melting Point | 0°C |
| Boling Point | 126-127 °C (lit.) |
| Flash Point | 106°F |
| Water Solubility | soluble |
| Vapor Presure | 14.4mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear colorless to pale yellow |
| BRN | 1700256 |
| Storage Condition | Flammables area |
| Refractive Index | n20/D 1.410(lit.) |
| Use | Used as a pharmaceutical Intermediate |
METHYL SULFITE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S24/25 - Avoid contact with skin and eyes. S16 - Keep away from sources of ignition. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| RTECS | WT3512000 |
| HS Code | 29209085 |
| Hazard Class | 3.2 |
| Packing Group | III |
METHYL SULFITE - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | as a pharmaceutical intermediate excellent formaldehyde agent, widely used in the production of chemical and light industrial products such as medicine, pesticide, dye and perfume. |
Last Update：2024-04-09 21:04:16
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View History
METHYL SULFITE
TRANS-4-(1-METHYLETHYL)CYCLOHEXANE CARBOXYLIC ACID
三(羟甲基)甲基甘氨酸(Tricine)
ethyl(triphenyl)phosphonium
Copper(II) trifluoromethanesulphonate
METHYL 4,6-DIMETHOXY-1A,2,3,7B-TETRAHYDRO-1H-CYCLOPROPA[C]ISOQUINOLINE-1A-CARBOXYLATE HYDROCHLORIDE
Containsisomeres
4-溴-6-甲酸甲酯吲唑
N-(4-(DIMETHYLAMINO)PHENYL)-1-(2-(2,3-DIOXOINDOLIN-1-YL)-N-(PYRIDIN-3-YLMETHYL)ACETAMIDO)CYCLOHEXANECARBOXAMIDE
n-Butanol
TRANS-4-(1-METHYLETHYL)CYCLOHEXANE CARBOXYLIC ACID
三(羟甲基)甲基甘氨酸(Tricine)
ethyl(triphenyl)phosphonium
Copper(II) trifluoromethanesulphonate
METHYL 4,6-DIMETHOXY-1A,2,3,7B-TETRAHYDRO-1H-CYCLOPROPA[C]ISOQUINOLINE-1A-CARBOXYLATE HYDROCHLORIDE
Containsisomeres
4-溴-6-甲酸甲酯吲唑
N-(4-(DIMETHYLAMINO)PHENYL)-1-(2-(2,3-DIOXOINDOLIN-1-YL)-N-(PYRIDIN-3-YLMETHYL)ACETAMIDO)CYCLOHEXANECARBOXAMIDE
n-Butanol