2-METHOXYCARBONYLBENZENESULFONAMIDE
Methyl 2-sulfamoylbenzoate
CAS: 57683-71-3
Molecular Formula: C8H9NO4S
2-METHOXYCARBONYLBENZENESULFONAMIDE - Names and Identifiers
| Name | Methyl 2-sulfamoylbenzoate |
| Synonyms | METHYL O-SULFAMOYLBENZOATE Methyl 2-sulfamoylbenzoate Methyl 2-(AMinosulfonyl)ben methyl o-sulphamoylbenzoate o-sulfomamide methyl bemzoate 2-Carbomethoxybenzenesulfonamide 2-sulfamoyl-benzoicacimethylester 2-METHOXYCARBONYLBENZENESULFONAMIDE 2-Sulfamoylbenzoic aicd methyl ester Benzoic acid, 2-(aminosulfonyl)-, methyl ester (1(3)H-imidazol-4-yl)-carbamic acid tert-butyl ester |
| CAS | 57683-71-3 |
| EINECS | 260-903-2 |
| InChI | InChI=1/C8H9NO4S/c1-13-8(10)6-4-2-3-5-7(6)14(9,11)12/h2-5H,1H3,(H2,9,11,12) |
2-METHOXYCARBONYLBENZENESULFONAMIDE - Physico-chemical Properties
| Molecular Formula | C8H9NO4S |
| Molar Mass | 215.23 |
| Density | 1.377±0.06 g/cm3(Predicted) |
| Melting Point | 126-128 °C (lit.) |
| Boling Point | 401.4±47.0 °C(Predicted) |
| Flash Point | 196.6°C |
| Vapor Presure | 1.18E-06mmHg at 25°C |
| Appearance | Whitish Powder |
| Color | White to Almost white |
| pKa | 9.65±0.60(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.556 |
| MDL | MFCD00009808 |
| Physical and Chemical Properties | This product is a solid, pure m.p.126 ~ 128 ℃, insoluble in water, soluble in alcohol, ether, benzene and other organic solvents. |
| Use | Used as pharmaceutical, pesticide intermediates |
2-METHOXYCARBONYLBENZENESULFONAMIDE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - 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. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| RTECS | DH6830000 |
| TSCA | Yes |
| HS Code | 29350090 |
| Hazard Class | IRRITANT |
2-METHOXYCARBONYLBENZENESULFONAMIDE - 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 | methyl 2-aminosulfonyl benzoate is an intermediate of the herbicides metsulfuron-methyl, sulfuron-methyl and tribenuron-methyl. used in the synthesis of sulfonylurea pesticide intermediates used as pharmaceutical and pesticide intermediates |
| production method | the preparation method is to put saccharin, methanol and a small amount of concentrated sulfuric acid into a three-bottle as a catalyst, stir, the mixture was heated at reflux for 6h, methanol was distilled off, NaHCO3 solution was added, stirred at 50 °c for 30min, the reaction pH = 8, cooled to room temperature, filtered, and dried to give the finished product. |
Last Update：2024-04-10 22:29:15
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