4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid (CAS 90-20-0) — formula C10H9NO7S2, molecular weight 319.3; category organic chemicals.
4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid (CAS 90-20-0) is a chemical raw material in the organic chemicals category. Its molecular formula C10H9NO7S2 comprises 10 C, 9 H, 1 N, 7 O, 2 S atoms. Its molecular weight is about 319.3. Reported physicochemical data: LogP about 0.2. 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 | 90-20-0 |
|---|---|
| Molecular Formula | C10H9NO7S2 |
| Molecular Weight | 319.3 |
| LogP | 0.2 |
| Applications | U.S. Production: 2023: 67, 929 lb, 2022: 114, 088 lb, 2021: 146, 824 lb |
| Category | Organic Chemicals |
Documented applications: U.S. Production: 2023: 67, 929 lb, 2022: 114, 088 lb, 2021: 146, 824 lb.
4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid is a carbon-based organic compound with CAS registry number 90-20-0 and molecular formula C10H9NO7S2 (molecular weight 319.3), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 90-20-0
Its molecular formula C10H9NO7S2 comprises 10 C, 9 H, 1 N, 7 O, 2 S atoms.
Also known as: 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid · 4-氨基-5-羟基-2,7-萘二磺酸
Category: organic chemicals
The CAS registry number of 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid is 90-20-0.
Molecular formula C10H9NO7S2, molecular weight 319.3.
It is also registered under: 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid, 4-氨基-5-羟基-2,7-萘二磺酸.
Recorded applications: U.S. Production: 2023: 67, 929 lb, 2022: 114, 088 lb, 2021: 146, 824 lb.
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 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid (CAS 90-20-0), compiled from public chemistry databases.
| 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 |
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
| 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]
4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid · CAS 90-20-0 · C10H9NO7S2. UNII 4WUM31ES4U.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 4-氨基-5-羟基-2,7-萘二磺酸