2-aminonaphthalene-5-sulfonic acid (CAS 81-05-0) — formula C10H9NO3S, molecular weight 223.25; category organic chemicals.
2-aminonaphthalene-5-sulfonic acid (CAS 81-05-0) is a chemical raw material in the organic chemicals category. Its molecular formula C10H9NO3S comprises 10 C, 9 H, 1 N, 3 O, 1 S atoms. Its molecular weight is about 223.25. Reported physicochemical data: LogP about 1.2. 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 | 81-05-0 |
|---|---|
| Molecular Formula | C10H9NO3S |
| Molecular Weight | 223.25 |
| LogP | 1.2 |
| Category | Organic Chemicals |
2-aminonaphthalene-5-sulfonic acid is a carbon-based organic compound with CAS registry number 81-05-0 and molecular formula C10H9NO3S (molecular weight 223.25), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 81-05-0
Its molecular formula C10H9NO3S comprises 10 C, 9 H, 1 N, 3 O, 1 S atoms.
Also known as: 2-aminonaphthalene-5-sulfonic acid · 2-氨基萘-5-磺酸
Category: organic chemicals
The CAS registry number of 2-aminonaphthalene-5-sulfonic acid is 81-05-0.
Molecular formula C10H9NO3S, molecular weight 223.25.
It is also registered under: 2-aminonaphthalene-5-sulfonic acid, 2-氨基萘-5-磺酸.
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 2-aminonaphthalene-5-sulfonic acid (CAS 81-05-0), compiled from public chemistry databases.
| CAS Registry Number | 81-05-0 |
|---|---|
| PubChem CID | 66470 |
| Molecular formula | C10H9NO3S |
| IUPAC name | 6-aminonaphthalene-1-sulfonic acid |
| UNII (FDA) | Y4SEI692W3 |
| Molecular Weight | 223.25 |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 223.03031432 |
| Monoisotopic Mass | 223.03031432 |
| Topological Polar Surface Area | 88.8 |
| Heavy Atom Count | 15 |
81-05-0; 6-Amino-1-naphthalenesulfonic acid; Dahl's Acid; Gycolan Green BFL; 2-Naphthylamine-5-sulfonic acid; 2-Amino-5-naphthalenesulfonic acid; 6-Aminonaphthalene-1-sulphonic acid; 1-Naphthalenesulfonic acid, 6-amino-; EINECS 201-318-4; Y4SEI692W3; DTXSID10230836; 6-NAPHTHYLAMINE-1-SULFONIC ACID; 2-AMINO-5-SULFONAPHTHALENE; 2-NAPHTHYLAMINE-5-SULFONIC ACID [MI]; RefChem:540357; DTXCID40153327
| Reported hazard statements | H315 (100%), H319 (100%), H335 (50%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
2-aminonaphthalene-5-sulfonic acid · CAS 81-05-0 · C10H9NO3S. UNII Y4SEI692W3.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-氨基萘-5-磺酸