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 chemical raw material in the dyes and pigments category. 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. 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