7-hydroxynaphthalene-1-sulphonic acid (CAS No. 132-57-0) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of 7-hydroxynaphthalene-1-sulphonic acid is 132-57-0.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
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7-hydroxynaphthalene-1-sulphonic acid · CAS 132-57-0 · C10H8O4S. UNII M1490B3Z3G.
| CAS Registry Number | 132-57-0 |
|---|---|
| PubChem CID | 67237 |
| Molecular formula | C10H8O4S |
| IUPAC name | 7-hydroxynaphthalene-1-sulfonic acid |
| UNII (FDA) | M1490B3Z3G |
| Molecular Weight | 224.23 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 224.01432991 |
| Monoisotopic Mass | 224.01432991 |
| Topological Polar Surface Area | 83 |
| Heavy Atom Count | 15 |
| Formal Charge | 0 |
| GHS notification summary | 50% (1 / 2) |
|---|
| GHS notification summary | 50% (1 / 2) |
|---|---|
| Reported hazard statements | H315 (50%), H319 (50%) |
This chemical does not meet GHS hazard criteria for 50% (1 of 2) of reports.
H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
Croceic acid; 132-57-0; Bayer's Acid; 1-Naphthalenesulfonic acid, 7-hydroxy-; 7-hydroxy-1-naphthalenesulfonic acid; M1490B3Z3G; DTXSID9059626; 7-hydroxy-1-naphthalenesulphonic acid; 7-HNS acid; RefChem:128501; DTXCID9034076; 205-066-6; 7-hydroxynaphthalene-1-sulfonic acid; 7-Hydroxynaphthalene-1-sulphonic acid; 2-naphthol-8-sulfonic acid; UNII-M1490B3Z3G
CAS 132-57-0; molecular formula C10H8O4S; molecular weight — g/mol.
Croceic acid, 132-57-0, Bayer's Acid, 1-Naphthalenesulfonic acid, 7-hydroxy-, 7-hydroxy-1-naphthalenesulfonic acid, M1490B3Z3G.
50% of GHS notifications report no hazard classification (1 of 2).
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.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.