直接黄 50 (C.I. 29025)，CAS 登记号 3214-47-9，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，下游主要用于有机化学品。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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direct yellow 50 (C.I. 29025) · CAS 3214-47-9 · C35H24N6Na4O13S4. UNII 3035X15Y8K.
| CAS Registry Number | 3214-47-9 |
|---|---|
| PubChem CID | 18575 |
| Molecular formula | C35H24N6Na4O13S4 |
| IUPAC name | tetrasodium;3-[[4-[[4-[(4,8-disulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]carbamoylamino]-2-methylphenyl]diazenyl]naphthalene-1,5-disulfonate |
| UNII (FDA) | 3035X15Y8K |
| Molecular Weight | 956.8 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 17 |
| Rotatable Bond Count | 6 |
| Exact Mass | 955.9874967 |
| Monoisotopic Mass | 955.9874967 |
| Topological Polar Surface Area | 353 |
| Heavy Atom Count | 62 |
| Formal Charge | 0 |
| Complexity | 1790 |
| GHS notification summary | 95.2% (20 / 21) |
|---|
| GHS notification summary | 95.2% (20 / 21) |
|---|
This chemical does not meet GHS hazard criteria for 95.2% (20 of 21) of all reports.
Reported as not meeting GHS hazard criteria by 20 of 21 companies (only 4.8% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
C.I. Direct Yellow 50, tetrasodium salt; DTXSID0041729; RefChem:1080562; DTXCID501474645; Direct Yellow 50; 3214-47-9; DIRECTYELLOW50; Direct Fast Yellow R; Sirius Light Yellow R; Direct Lightfast Yellow K; Sirius Light Yellow R Extra; 3035X15Y8K; C.I. DIRECT YELLOW 50; 1,5-Naphthalenedisulfonic acid, 3,3'-(carbonylbis(imino(2-methyl-4,1-phenylene)azo))bis-, tetrasodium salt; Direct Fast Yellow LR; Tetrasodium 3,3'-(carbonylbis(imino(2-methyl-4,1-phenylene)azo))bisnaphthalene-1,5-disulphonate
CAS 3214-47-9; molecular formula C35H24N6Na4O13S4; molecular weight — g/mol.
C.I. Direct Yellow 50, tetrasodium salt, DTXSID0041729, RefChem:1080562, DTXCID501474645, Direct Yellow 50, 3214-47-9.
95.2% of GHS notifications report no hazard classification (20 of 21).
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.