sunset yellow fcf (CAS 2783-94-0) — formula C16H10Na2O7S2N2, molecular weight 451.97 g/mol; category dyes and pigments.
sunset yellow fcf (CAS 2783-94-0) is a dyes and pigments. Its molecular formula C16H10Na2O7S2N2 comprises 16 C, 10 H, 2 Na, 7 O, 2 S, 2 N atoms. Its molecular weight is about 451.97 g/mol. Dyes and pigments impart color to textiles, plastics, coatings and inks, with attention to fastness, dispersibility and application process. Applied in textile dyeing, plastic coloring, inks and coatings, paper and leather processing. 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 | 2783-94-0 |
|---|---|
| Molecular Formula | C16H10Na2O7S2N2 |
| Molecular Weight | 451.97 g/mol |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering |
| Category | Coloring Agents |
Documented applications: plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
sunset yellow fcf is a colorant or pigment compound with CAS registry number 2783-94-0 and molecular formula C16H10Na2O7S2N2 (molecular weight 451.97 g/mol), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 2783-94-0
Its molecular formula C16H10Na2O7S2N2 comprises 16 C, 10 H, 2 Na, 7 O, 2 S, 2 N atoms.
Also known as: sunset yellow fcf · 日落黄
Category: dyes and pigments
The CAS registry number of sunset yellow fcf is 2783-94-0.
Molecular formula C16H10Na2O7S2N2, molecular weight 451.97 g/mol.
It is also registered under: sunset yellow fcf, 日落黄.
Recorded applications: plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
Category: Coloring Agents.
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 sunset yellow fcf (CAS 2783-94-0), compiled from public chemistry databases.
| CAS Registry Number | 2783-94-0 |
|---|---|
| PubChem CID | 17730 |
| Molecular formula | C16H10Na2O7S2N2 |
| Molecular weight | 451.97 g/mol |
| IUPAC name | disodium;6-hydroxy-5-[(4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate |
| InChIKey | OIQPTROHQCGFEF-QIKYXUGXSA-L |
| UNII (FDA) | H77VEI93A8 |
| ChEBI ID | CHEBI:82538 |
| Molecular Weight | 452.4 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 9 |
| Rotatable Bond Count | 2 |
| Exact Mass | 451.97248157 |
| Monoisotopic Mass | 451.97248157 |
| Topological Polar Surface Area | 176 |
| Heavy Atom Count | 29 |
FD&C Yellow 6; DTXSID6021456; DTXCID101131536; RefChem:1085314; Sunset Yellow FCF; 2783-94-0; Food yellow 3; Sunset yellow; C.I. Food Yellow 3; Orange Yellow S; FD&C Yellow No. 6; Gelborange-S; FD&C yellow no.6; C.I. Direct Yellow 11; FD & C Yellow No. 6; Food Yellow No.5
| Regulatory & Food Contact | CIR / INCI: Cosmetic colorant; Hair dyeing |
|---|
sunset yellow fcf is identified by CAS 2783-94-0, molecular formula C16H10Na2O7S2N2 and molecular weight 451.97 g/mol. UNII H77VEI93A8; ChEBI 82538; InChIKey OIQPTROHQCGFEF-QIKYXUGXSA-L.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 日落黄