酸性橙24，CAS 登记号 1320-07-6，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 Orange 24 · CAS 1320-07-6 · C20H17N4NaO5S. UNII 8796B4I6HE. Color Additive Status: 74.2151.
| CAS Registry Number | 1320-07-6 |
|---|---|
| PubChem CID | 23675104 |
| Molecular formula | C20H17N4NaO5S |
| IUPAC name | sodium 4-[(2Z)-2-[(5E)-5-[(2,4-dimethylphenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate |
| UNII (FDA) | 8796B4I6HE |
| Molecular Weight | 448.4 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 9 |
| Rotatable Bond Count | 5 |
| Exact Mass | 448.08173511 |
| Monoisotopic Mass | 448.08173511 |
| Topological Polar Surface Area | 149 |
| Heavy Atom Count | 31 |
| Formal Charge | 0 |
| Complexity | 872 |
| Color Additive Status | 74.2151 |
|---|
| Regulatory & Food Contact | FDA Regulatory Status of Color Additives: Cosmetics CIR / INCI: Hair dyeing |
|---|---|
| GHS notification summary | 10.9% (5 / 46) |
| GHS notification summary | 10.9% (5 / 46) |
|---|---|
| Reported hazard statements | H315 (89.1%), H319 (89.1%), H335 (84.8%) |
This chemical does not meet GHS hazard criteria for 10.9% (5 of 46) of reports.
H315 (89.1%): Causes skin irritation [Warning Skin corrosion/irritation]
D&C Brown No. 1; Acid orange 24; D & C Brown no. 1; 1320-07-6; AO24 dye; EINECS 215-296-9; CI 20170; 8796B4I6HE; C.I. ACID ORANGE 24, MONOSODIUM SALT; Benzenesulfonic acid, 4-((3-((dimethylphenyl)azo)-2,4-dihydroxyphenyl)azo)-, monosodium salt; DTXSID7041708; BROWN 1; Sodium 4-((3-((dimethylphenyl)azo)-2,4-dihydroxyphenyl)azo)benzenesulphonate; Sodium 4-[[3-[(dimethylphenyl)azo]-2,4-dihydroxyphenyl]azo]benzenesulphonate; Benzenesulfonic acid, 4-[[3-[(dimethylphenyl)azo]-2,4-dihydroxyphenyl]azo]-, monosodium salt; Benzenesulfonic acid, 4-(2-(3-(2-(dimethylphenyl)diazenyl)-2,4-dihydroxyphenyl)diazenyl)-, sodium salt (1:1)
CAS 1320-07-6; molecular formula C20H17N4NaO5S; molecular weight — g/mol.
D&C Brown No. 1, Acid orange 24, D & C Brown no. 1, 1320-07-6, AO24 dye, EINECS 215-296-9.
Documented regulatory listings: FDA Regulatory Status of Color Additives: Cosmetics; CIR / INCI: Hair dyeing.
10.9% of GHS notifications report no hazard classification (5 of 46).
Color Additive Status: 74.2151.
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.