酸性绿20，CAS 登记号 5850-39-5，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 Green 20 · CAS 5850-39-5 · C22H16N6Na2O7S2. UNII G2DDY9TPC9.
| CAS Registry Number | 5850-39-5 |
|---|---|
| PubChem CID | 135482787 |
| Molecular formula | C22H16N6Na2O7S2 |
| IUPAC name | disodium;4-amino-3-[(4-aminophenyl)diazenyl]-5-hydroxy-6-phenyldiazenylnaphthalene-2,7-disulfonate |
| UNII (FDA) | G2DDY9TPC9 |
| Molecular Weight | 586.5 |
|---|---|
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 13 |
| Rotatable Bond Count | 4 |
| Exact Mass | 586.03172778 |
| Monoisotopic Mass | 586.03172778 |
| Topological Polar Surface Area | 253 |
| Heavy Atom Count | 39 |
| Formal Charge | 0 |
| Complexity | 1020 |
| GHS notification summary | 99.6% (2018 / 2027) |
|---|
| GHS notification summary | 99.6% (2018 / 2027) |
|---|
This chemical does not meet GHS hazard criteria for 99.6% (2018 of 2027) of all reports.
Reported as not meeting GHS hazard criteria by 2018 of 2027 companies (only 0.4% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Disodium 4-amino-3-((4-aminophenyl)azo)-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate; 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4-aminophenyl)azo)-5-hydroxy-6-(phenylazo)-, disodium salt; 2,7-Naphthalenedisulfonic acid, 4-amino-3-[(4-aminophenyl)azo]-5-hydroxy-6-(phenylazo)-, disodium salt; Disodium 4-Amino-3-[(4-aminophenyl)azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate; RefChem:446146; 2,7-Naphthalenedisulfonic acid, 4-amino-3-(4-aminophenyl)azo-5-hydroxy-6-(phenylazo)-, disodium salt; 227-452-3; 5850-39-5; C.I. Acid Green 20; C.I. 20495; Disodium 4-Amino-3-(4-aminophenyl)azo-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate; Sodium 5-amino-6-((4-aminophenyl)diazenyl)-4-oxo-3-(2-phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonate; EINECS 227-452-3; Acid Dark Green; Nitraniline Black; Oxanal Black G
CAS 5850-39-5; molecular formula C22H16N6Na2O7S2; molecular weight — g/mol.
Disodium 4-amino-3-((4-aminophenyl)azo)-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate, 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4-aminophenyl)azo)-5-hydroxy-6-(phenylazo)-, disodium salt, 2,7-Naphthalenedisulfonic acid, 4-amino-3-[(4-aminophenyl)azo]-5-hydroxy-6-(phenylazo)-, disodium salt, Disodium 4-Amino-3-[(4-aminophenyl)azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate, RefChem:446146, 2,7-Naphthalenedisulfonic acid, 4-amino-3-(4-aminophenyl)azo-5-hydroxy-6-(phenylazo)-, disodium salt.
99.6% of GHS notifications report no hazard classification (2018 of 2027).
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.