C.I. Acid Orange 24 (CAS 1320-07-6) — formula C20H17N4NaO5S, molecular weight 448.4; category dyes and pigments.
C.I. Acid Orange 24 (CAS 1320-07-6) is a chemical raw material in the dyes and pigments category. Its molecular formula C20H17N4NaO5S comprises 20 C, 17 H, 4 N, 1 Na, 5 O, 1 S atoms. Its molecular weight is about 448.4. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1320-07-6 |
|---|---|
| Molecular Formula | C20H17N4NaO5S |
| Molecular Weight | 448.4 |
| Applications | EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Cosmetics, Household Products: Information on 3 consumer products that contain D&C Brown #1 in the following categories is provided, • Inside the Home |
| Category | Dyes & Pigments |
Documented applications: EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Cosmetics, Household Products: Information on 3 consumer products that contain D&C Brown #1 in the following categories is provided, • Inside the Home.
C.I. Acid Orange 24 is a colorant or pigment compound with CAS registry number 1320-07-6 and molecular formula C20H17N4NaO5S (molecular weight 448.4), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 1320-07-6
Its molecular formula C20H17N4NaO5S comprises 20 C, 17 H, 4 N, 1 Na, 5 O, 1 S atoms.
Also known as: C.I. Acid Orange 24 · 酸性橙24 · Acid Orange 24
Category: dyes and pigments
The CAS registry number of C.I. Acid Orange 24 is 1320-07-6.
Molecular formula C20H17N4NaO5S, molecular weight 448.4.
It is also registered under: C.I. Acid Orange 24, 酸性橙24, Acid Orange 24.
Recorded applications: EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Cosmetics, Household Products: Information on 3 consumer products that contain D&C Brown #1 in the following categories is provided, • Inside the Home.
Category: Dyes & Pigments.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for C.I. Acid Orange 24 (CAS 1320-07-6), compiled from public chemistry databases.
| 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 |
| Color Additive Status | 74.2151 |
|---|
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)
| 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]
Acid Orange 24 · CAS 1320-07-6 · C20H17N4NaO5S. UNII 8796B4I6HE. Color Additive Status: 74.2151.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: C.I.酸性橙24