Chemical Product Library / Reference
H acid
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | H acid |
|---|---|
| English synonyms | 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid;H acid;2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-;1-Amino-8-naphthol-3,6-disulfonic acid;1-Naphthol-8-amino-3,6-disulfonic acid;C.I. 35570;SULFONPHTHOL;1-amino-8-nephthol-2, 2'-disulfonic acid;4-amino-5-hydroxynaphthalene-2,7-disulfonic acid;H-Acid;1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid;Kyselina H |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 90-20-0 |
| EINECS No. | 201-975-7 |
| Molecular formula | C10H9NO7S2 |
| Molecular weight | 319.3 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Not provided
Performance characteristics
XLogP3 0.2; hydrogen-bond donors 4; hydrogen-bond acceptors 8; TPSA 172 A^2; rotatable bonds 2
Application scenarios
Not provided