beta-Naphthol Violet (CAS 7143-21-7) — formula C16H9N3Na2O9S2, molecular weight 497.4; category organic chemicals.
| CAS Number | 7143-21-7 |
|---|---|
| Molecular Formula | C16H9N3Na2O9S2 |
| Molecular Weight | 497.4 |
| Category | Organic Chemicals |
beta-Naphthol Violet is a carbon-based organic compound with CAS registry number 7143-21-7 and molecular formula C16H9N3Na2O9S2 (molecular weight 497.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 7143-21-7
Its molecular formula C16H9N3Na2O9S2 comprises 16 C, 9 H, 3 N, 2 Na, 9 O, 2 S atoms.
Also known as: beta-Naphthol Violet · β-萘酚紫
Category: organic chemicals
The CAS registry number of beta-Naphthol Violet is 7143-21-7.
Molecular formula C16H9N3Na2O9S2, molecular weight 497.4.
It is also registered under: beta-Naphthol Violet, β-萘酚紫.
Category: Organic Chemicals.
Independent reference data for beta-Naphthol Violet (CAS 7143-21-7), compiled from public chemistry databases.
| CAS Registry Number | 7143-21-7 |
|---|---|
| PubChem CID | 3084003 |
| Molecular formula | C16H9N3Na2O9S2 |
| IUPAC name | disodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate |
| UNII (FDA) | NS00043713 |
| Molecular Weight | 497.4 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 11 |
| Rotatable Bond Count | 2 |
| Exact Mass | 496.95755978 |
| Monoisotopic Mass | 496.95755978 |
| Topological Polar Surface Area | 222 |
| Heavy Atom Count | 32 |
Disodium 3-hydroxy-4-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate; EINECS 230-443-7; NSC 45540; Disodium 3-hydroxy-4-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate; RefChem:589336; 230-443-7; 7143-21-7; beta-NAPHTHOL VIOLET; Disodium 3-hydroxy-4-(4-nitrophenyl)azonaphthalene-2,7-disulphonate; Sodium 3-hydroxy-4-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate; MFCD00021457; disodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate; |A-Naphthol Violet; 2-Naphthol violet; 3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonic acid, sodium s alt, sodium salt; orb2566835
| Reported hazard statements | H315 (100%), H319 (100%), H335 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
beta-Naphthol Violet · CAS 7143-21-7 · C16H9N3Na2O9S2. UNII NS00043713.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: β-萘酚紫