Difference between revisions of "Tobias acid"
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naphthylamine sulfonic acid; 2-amino-1-naphthalene-sulfonic acid | naphthylamine sulfonic acid; 2-amino-1-naphthalene-sulfonic acid | ||
| − | == | + | == Physical and Chemical Properties == |
Soluble in hot water. | Soluble in hot water. | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 250 (dec) | + | | 250 C (dec) |
|} | |} | ||
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 15:48, 10 June 2022
Description
A common name for 2-naphthylamine-1-sulfonic acid. Tobias acid is used to make azo dyes, such as lithol red. It is also used as an optical brightener.
Synonyms and Related Terms
naphthylamine sulfonic acid; 2-amino-1-naphthalene-sulfonic acid
Physical and Chemical Properties
Soluble in hot water.
| Composition | NH2C10H6SO3H |
|---|---|
| Melting Point | 250 C (dec) |