4-氨基-5-羟基-2,7-萘二磺酸，CAS 登记号 90-20-0，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid · CAS 90-20-0 · C10H9NO7S2. UNII 4WUM31ES4U.
| CAS Registry Number | 90-20-0 |
|---|---|
| PubChem CID | 7009 |
| Molecular formula | C10H9NO7S2 |
| IUPAC name | 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid |
| UNII (FDA) | 4WUM31ES4U |
| Molecular Weight | 319.3 |
|---|---|
| XLogP3 | 0.2 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 2 |
| Exact Mass | 318.98204397 |
| Monoisotopic Mass | 318.98204397 |
| Topological Polar Surface Area | 172 |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| GHS notification summary | 1.3% (2 / 150) |
|---|
| GHS notification summary | 1.3% (2 / 150) |
|---|---|
| Reported hazard statements | H302, H332 (69.3%), H314 (26.7%), H315 (72%), H319 (72%), H335 (72%) |
This chemical does not meet GHS hazard criteria for 1.3% (2 of 150) of reports.
H302+H332 (69.3%): Harmful if swallowed or if inhaled [Warning Acute toxicity, oral; acute toxicity, inhalation]
90-20-0; 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; 4WUM31ES4U; SULFONPHTHOL; NSC-190492; RefChem:435027; 1-amino-8-nephthol-2, 2'-disulfonic acid; 201-975-7; 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid; H-Acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
CAS 90-20-0; molecular formula C10H9NO7S2; molecular weight — g/mol.
90-20-0, 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.
1.3% of GHS notifications report no hazard classification (2 of 150).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.