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
  
== Other Properties ==
+
== 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)
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| 250 C (dec)
 
|}
 
|}
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 14:48, 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)