| Identification | Back Directory | [Name]
4-sulphophthalic anhydride | [CAS]
134-08-7 | [Synonyms]
Nsc 26435
Einecs 205-128-2
4-Sulfophthalic anhydride
4-sulphophthalic anhydride
Phthalic anhydride, 4-sulfo- (8ci)
1,3-dioxo-2-benzofuran-5-sulfonicaci
1,3-Dihydro-1,3-dioxo-5-isobenzofuransulfonic acid
5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo- | [EINECS(EC#)]
205-128-2 | [Molecular Formula]
C8H4O6S | [MDL Number]
MFCD20134165 | [MOL File]
134-08-7.mol | [Molecular Weight]
228.18 |
| Hazard Information | Back Directory | [Chemical Properties]
Reddish-brown syrup. Crystallizes partially
on long standing; hygroscopic; fluorescent in
solution under UV radiation. Very
soluble in water, alcohol; insoluble in ether, benzene.
Combustible. | [Uses]
4-sulphophthalic anhydride can be used in wetting, cleansing, emulsifying, softening, and equalizing agents with textiles. Derivatives have application as surface-active agents. |
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