7-羟基-2-萘磺酸（钠），CAS 登记号 135-55-7，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，下游主要用于无机化学品。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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7-Hydroxy-2-Naphthalene Sulfonic Acid(Sodium Acid) · CAS 135-55-7 · C10H7NaO4S. UNII NS00041346.
| CAS Registry Number | 135-55-7 |
|---|---|
| PubChem CID | 23667647 |
| Molecular formula | C10H7NaO4S |
| IUPAC name | sodium 7-hydroxynaphthalene-2-sulfonate |
| UNII (FDA) | NS00041346 |
| Molecular Weight | 246.22 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 245.99627416 |
| Monoisotopic Mass | 245.99627416 |
| Topological Polar Surface Area | 85.8 |
| Heavy Atom Count | 16 |
| Formal Charge | 0 |
| Complexity | 324 |
| Reported hazard statements | H315 (100%), H318 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
135-55-7; 2-Naphthalenesulfonic acid, 7-hydroxy-, monosodium salt; Sodium 7-hydroxynaphthalene-2-sulphonate; EINECS 205-200-3; DTXSID1059652; RefChem:380697; DTXCID4034285; 205-200-3; Sodium 2-Naphthol-7-sulfonate; sodium 7-hydroxynaphthalene-2-sulfonate; 2-Naphthol-7-sulfonic Acid Sodium Salt; Sodium 7-Hydroxy-2-naphthalenesulfonate; 7-Hydroxy-2-naphthalene sulfonic acid sodium salt; sodium;7-hydroxynaphthalene-2-sulfonate; Sodium-2-naphthol-7-sulfonate; SY109007
CAS 135-55-7; molecular formula C10H7NaO4S; molecular weight — g/mol.
135-55-7, 2-Naphthalenesulfonic acid, 7-hydroxy-, monosodium salt, Sodium 7-hydroxynaphthalene-2-sulphonate, EINECS 205-200-3, DTXSID1059652, RefChem:380697.
Hazard statements reported: H315, H318.
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.