4,5-dihydroxynaphthalene-2,7-disulphonic acid (CAS 148-25-4) — formula C10H8O8S2, molecular weight 320.3; category organic chemicals.
4,5-dihydroxynaphthalene-2,7-disulphonic acid (CAS 148-25-4) is a chemical raw material in the organic chemicals category. Its molecular formula C10H8O8S2 comprises 10 C, 8 H, 8 O, 2 S atoms. Its molecular weight is about 320.3. Reported physicochemical data: LogP about 0.5. 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 | 148-25-4 |
|---|---|
| Molecular Formula | C10H8O8S2 |
| Molecular Weight | 320.3 |
| LogP | 0.5 |
| Applications | analytical reagent and intermediate for azo dyes, 7-Naphthalenedisulfonic acid, 5-dihydroxy-: ACTIVE |
| Category | Organic Chemicals |
Documented applications: analytical reagent and intermediate for azo dyes, 7-Naphthalenedisulfonic acid, 5-dihydroxy-: ACTIVE.
4,5-dihydroxynaphthalene-2,7-disulphonic acid is a carbon-based organic compound with CAS registry number 148-25-4 and molecular formula C10H8O8S2 (molecular weight 320.3), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 148-25-4
Its molecular formula C10H8O8S2 comprises 10 C, 8 H, 8 O, 2 S atoms.
Also known as: 4,5-dihydroxynaphthalene-2,7-disulphonic acid · 4,5-二羟基萘-2,7-二磺酸
Category: organic chemicals
The CAS registry number of 4,5-dihydroxynaphthalene-2,7-disulphonic acid is 148-25-4.
Molecular formula C10H8O8S2, molecular weight 320.3.
It is also registered under: 4,5-dihydroxynaphthalene-2,7-disulphonic acid, 4,5-二羟基萘-2,7-二磺酸.
Recorded applications: analytical reagent and intermediate for azo dyes, 7-Naphthalenedisulfonic acid, 5-dihydroxy-: 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 4,5-dihydroxynaphthalene-2,7-disulphonic acid (CAS 148-25-4), compiled from public chemistry databases.
| CAS Registry Number | 148-25-4 |
|---|---|
| PubChem CID | 67221 |
| Molecular formula | C10H8O8S2 |
| IUPAC name | 4,5-dihydroxynaphthalene-2,7-disulfonic acid |
| UNII (FDA) | S596OD720M |
| Molecular Weight | 320.3 |
|---|---|
| XLogP3 | 0.5 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 2 |
| Exact Mass | 319.96605956 |
| Monoisotopic Mass | 319.96605956 |
| Topological Polar Surface Area | 166 |
| Heavy Atom Count | 20 |
148-25-4; 4,5-dihydroxynaphthalene-2,7-disulfonic acid; Chromotropic acid; 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-; 4,5-Dihydroxy-2,7-naphthalenedisulfonic acid; S596OD720M; CHEBI:1751; DTXSID6059732; NSC-37043; C.I. 16655; RefChem:125924; DTXCID0034807; 4,5-DHN-2,7-DSA; 205-712-7; 1,8-Dihydroxynaphthylene-3,6-disulfonic acid; MFCD00003968
| GHS notification summary | 2.3% (1 / 43) |
|---|
| GHS notification summary | 2.3% (1 / 43) |
|---|---|
| Reported hazard statements | H315 (95.3%), H319 (95.3%), H335 (95.3%) |
This chemical does not meet GHS hazard criteria for 2.3% (1 of 43) of reports.
H315 (95.3%): Causes skin irritation [Warning Skin corrosion/irritation]
4,5-dihydroxynaphthalene-2,7-disulphonic acid · CAS 148-25-4 · C10H8O8S2. UNII S596OD720M.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 4,5-二羟基萘-2,7-二磺酸