Solvent Orange 2 (CAS 2646-17-5) — formula C17H14N2O, molecular weight 262.30; category dyes and pigments.
Solvent Orange 2 (CAS 2646-17-5) is a dyes and pigments. Its molecular formula C17H14N2O comprises 17 C, 14 H, 2 N, 1 O atoms. Its molecular weight is about 262.30. Reported physicochemical data: melting point around 268 °F (NTP, 1992), LogP about 5. 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 | 2646-17-5 |
|---|---|
| Molecular Formula | C17H14N2O |
| Molecular Weight | 262.30 |
| Melting Point | 268 °F (NTP, 1992) |
| LogP | 5 |
| Applications | various industries such as plastics, rubber, paints, and coatings |
| Category | Dyes & Pigments |
Documented applications: various industries such as plastics, rubber, paints, and coatings.
Solvent Orange 2 is a colorant or pigment compound with CAS registry number 2646-17-5 and molecular formula C17H14N2O (molecular weight 262.30), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 2646-17-5
Its molecular formula C17H14N2O comprises 17 C, 14 H, 2 N, 1 O atoms.
Also known as: Solvent Orange 2 · 油橙 ss
Category: dyes and pigments
The CAS registry number of Solvent Orange 2 is 2646-17-5.
Molecular formula C17H14N2O, molecular weight 262.30.
It is also registered under: Solvent Orange 2, 油橙 ss.
Recorded applications: various industries such as plastics, rubber, paints, and coatings.
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 Solvent Orange 2 (CAS 2646-17-5), compiled from public chemistry databases.
| CAS Number | 2646-17-5 |
|---|---|
| PubChem CID | 17550 |
| Molecular Formula | C17H14N2O |
| IUPAC Name | 1-[(2-methylphenyl)diazenyl]naphthalen-2-ol |
| UNII (FDA) | E939MCU4ID |
| Molecular Weight | 262.30 |
|---|---|
| XLogP3 | 5 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 262.110613074 |
| Monoisotopic Mass | 262.110613074 |
| Topological Polar Surface Area | 45 |
| Heavy Atom Count | 20 |
| Melting Point | 268 °F (NTP, 1992) |
|---|---|
| Melting Point | 131 °C |
| Color Additive Status | 81.30 |
2646-17-5; Orange OT; C.I. Solvent Orange 2; Oranz ss; AF Orange No. 2; 2-NAPHTHOL, 1-(O-TOLYLAZO)-; Oranz rozpoustedlova 2; 1-(o-Tolylazo)-B-naphthol; 2-Naphthol, 1-(o-tolyazo)-; DTXSID6025808; orange II, C.I.; RefChem:856171; DTXCID30809846; Solvent Orange 2; Fat Orange II; Fat Orange RR
| Notified hazard statements | H351 (100%), H341 |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 油橙 ss