1-Naphthalenesulfonic acid (CAS 85-47-2) — formula C10H8O3S, molecular weight 208.24; category organic chemicals.
1-Naphthalenesulfonic acid (CAS 85-47-2) is a chemical raw material in the organic chemicals category. Its molecular formula C10H8O3S comprises 10 C, 8 H, 3 O, 1 S atoms. Its molecular weight is about 208.24. Reported physicochemical data: LogP about 1.9. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 85-47-2 |
|---|---|
| Molecular Formula | C10H8O3S |
| Molecular Weight | 208.24 |
| LogP | 1.9 |
| Applications | Used to make alpha-naphthol, The sodium salt is used to make phenols soluble in water, 1-Naphthalenesulfonic acid: ACTIVE |
| Category | Organic Chemicals |
Documented applications: Used to make alpha-naphthol, The sodium salt is used to make phenols soluble in water, 1-Naphthalenesulfonic acid: ACTIVE.
1-Naphthalenesulfonic acid is a carbon-based organic compound with CAS registry number 85-47-2 and molecular formula C10H8O3S (molecular weight 208.24), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 85-47-2
Its molecular formula C10H8O3S comprises 10 C, 8 H, 3 O, 1 S atoms.
Also known as: 1-Naphthalenesulfonic acid · 1-萘磺酸
Category: organic chemicals
The CAS registry number of 1-Naphthalenesulfonic acid is 85-47-2.
Molecular formula C10H8O3S, molecular weight 208.24.
It is also registered under: 1-Naphthalenesulfonic acid, 1-萘磺酸.
Recorded applications: Used to make alpha-naphthol, The sodium salt is used to make phenols soluble in water, 1-Naphthalenesulfonic acid: ACTIVE.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 1-Naphthalenesulfonic acid (CAS 85-47-2), compiled from public chemistry databases.
| CAS Registry Number | 85-47-2 |
|---|---|
| PubChem CID | 6812 |
| Molecular formula | C10H8O3S |
| IUPAC name | naphthalene-1-sulfonic acid |
| UNII (FDA) | 0SJH61WM2J |
| Molecular Weight | 208.24 |
|---|---|
| XLogP3 | 1.9 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 208.01941529 |
| Monoisotopic Mass | 208.01941529 |
| Topological Polar Surface Area | 62.8 |
| Heavy Atom Count | 14 |
| Ionization Efficiency | 1.6 |
|---|---|
| Ionization Efficiency | 10.5 |
| Ionization Efficiency | MeCN (80%) |
1-NAPHTHALENESULFONIC ACID; 85-47-2; naphthalene-1-sulfonic acid; alpha-Naphthalenesulfonic acid; 0SJH61WM2J; DTXSID7048033; 1-naphthalenemonosulfonate; HT-907; CHEBI:30895; RefChem:76474; DTXCID209777; 201-610-1; Naphthalene-1-sulphonic acid; naphthalenesulfonic acid; UNII-0SJH61WM2J; 25155-19-5
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS NAPHTHALENE, MONOSULFONATED |
|---|---|
| GHS notification summary | 57.8% (155 / 268) |
| GHS notification summary | 57.8% (155 / 268) |
|---|---|
| Reported hazard statements | H302 (39.9%), H314 (42.2%), H318 (41.8%) |
This chemical does not meet GHS hazard criteria for 57.8% (155 of 268) of all reports.
H302 (39.9%): Harmful if swallowed [Warning Acute toxicity, oral]
1-Naphthalenesulfonic acid · CAS 85-47-2 · C10H8O3S. UNII 0SJH61WM2J. Ionization Efficiency: 1.6; Ionization Efficiency: 10.5; Ionization Efficiency: MeCN (80%).
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1-萘磺酸