Mordant Orange 1 (CAS 2243-76-7) — formula C13H9N3O5, molecular weight 287.23; category dyes and pigments.
Mordant Orange 1 (CAS 2243-76-7) is a dyes and pigments. Its molecular formula C13H9N3O5 comprises 13 C, 9 H, 3 N, 5 O atoms. Its molecular weight is about 287.23. Reported physicochemical data: LogP about 4.1. 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 | 2243-76-7 |
|---|---|
| Molecular Formula | C13H9N3O5 |
| Molecular Weight | 287.23 |
| LogP | 4.1 |
| Applications | Sodium salt is used as a pH indicator |
| Category | Dyes & Pigments |
Documented applications: Sodium salt is used as a pH indicator.
Mordant Orange 1 is a colorant or pigment compound with CAS registry number 2243-76-7 and molecular formula C13H9N3O5 (molecular weight 287.23), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 2243-76-7
Its molecular formula C13H9N3O5 comprises 13 C, 9 H, 3 N, 5 O atoms.
Also known as: Mordant Orange 1 · 茜素黄R
Category: dyes and pigments
The CAS registry number of Mordant Orange 1 is 2243-76-7.
Molecular formula C13H9N3O5, molecular weight 287.23.
It is also registered under: Mordant Orange 1, 茜素黄R.
Recorded applications: Sodium salt is used as a pH indicator.
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 Mordant Orange 1 (CAS 2243-76-7), compiled from public chemistry databases.
| CAS Number | 2243-76-7 |
|---|---|
| PubChem CID | 15588 |
| Molecular Formula | C13H9N3O5 |
| IUPAC Name | 2-hydroxy-5-[(4-nitrophenyl)diazenyl]benzoic acid |
| UNII (FDA) | OBF2VZO457 |
| Molecular Weight | 287.23 |
|---|---|
| XLogP3 | 4.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 3 |
| Exact Mass | 287.05422040 |
| Monoisotopic Mass | 287.05422040 |
| Topological Polar Surface Area | 128 |
| Heavy Atom Count | 21 |
2243-76-7; Mordant Orange 1; RefChem:159702; YVJPMMYYRNHJAU-CCEZHUSRSA-N; Alizarine Yellow R; Alizarin Yellow R; 5-(p-Nitrophenylazo)salicylic acid; Alizarine Yellow RW; C.I. Mordant Orange 1; Benzoic acid, 2-hydroxy-5-[(4-nitrophenyl)azo]-; 2-hydroxy-5-[(4-nitrophenyl)diazenyl]benzoic acid; 2-Hydroxy-5-((4-nitrophenyl)diazenyl)benzoic acid; DTXSID1033163; C.I. 14030; MFCD00007313; OBF2VZO457
| GHS notifications | 98% (2017 / 2058) |
|---|
| GHS notifications | 98% (2017 / 2058) |
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Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 茜素黄R