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OBSA, 2-formyl-Benzenesulfonic acid Sodium salt is a intermediate to synthesis optical brightener CBS, Triphenylmethane dyes and the moth repellent
2-formyl-Benzenesulfonic acid Sodium salt, commonly known as OBSA, is an organic compound with the chemical formula C7H5NaO4S. It is a white to light yellow crystalline powder with various industrial applications. OBSA is a versatile chemical used in the synthesis of dyes, OBA, pigments, and other specialty chemicals.
| Product Characteristics | Product Detail |
|---|---|
| CAS No | 1008-72-6 |
| Formula | C7H5NaO4S |
| Molecular Weight | 208.16 |
| Synonyms | Benzenesulfonicacid, 2-formyl-, sodium salt (9CI);Benzenesulfonic acid, o-formyl-, sodiumsalt (7CI,8CI);2-Sulfobenzaldehyde,sodium salt;Benzaldehyde-2-sulfonic acid sodium salt;Benzaldehyde-o-sulfonicacid sodium salt;Sodium 2-formylbenzenesulfonate;Sodiumbenzaldehyde-2-sulfonate;Sodium o-benzaldehyde sulfonate;Sodiumo-formylbenzenesulfonate;o-Formylbenzenesulfonic acid sodium salt;Benzenesulfonic acid,2-formyl-, sodium salt (1:1); |
| Density | 1.503g/cm3 |
| Application | Main intermediate to synthesis optical brightener CBS, Triphenylmethane dyes and the moth repellent |
| Appearance | White to off-white powder |