酸性棕434，CAS 登记号 126851-40-9，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于染料及颜料。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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Acid brown 434 · CAS 126851-40-9 · C22H13FeN6NaO11S.
| CAS Registry Number | 126851-40-9 |
|---|---|
| PubChem CID | 154734534 |
| Molecular formula | C22H13FeN6NaO11S |
| IUPAC name | sodium;5-[[5-[(3,5-dinitro-2-oxidophenyl)diazenyl]-4-hydroxy-2-oxidophenyl]diazenyl]naphthalene-2-sulfonate;iron(2+);hydrate |
| Molecular Weight | 648.3 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 15 |
| Rotatable Bond Count | 4 |
| Exact Mass | 647.961006 |
| Monoisotopic Mass | 647.961006 |
| Topological Polar Surface Area | 274 |
| Heavy Atom Count | 42 |
| Formal Charge | 0 |
| Complexity | 1050 |
| GHS notification summary | 2.7% (4 / 147) |
|---|
| GHS notification summary | 2.7% (4 / 147) |
|---|---|
| Reported hazard statements | H412 (97.3%) |
This chemical does not meet GHS hazard criteria for 2.7% (4 of 147) of reports.
H412 (97.3%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
126851-40-9; RefChem:572073; C.I. Acid Brown 434; DTXSID701020000; Acid Brown 434
CAS 126851-40-9; molecular formula C22H13FeN6NaO11S; molecular weight — g/mol.
126851-40-9, RefChem:572073, C.I. Acid Brown 434, DTXSID701020000, Acid Brown 434.
2.7% of GHS notifications report no hazard classification (4 of 147).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.