2-(4-Hydroxyphenylazo)benzoic acid (CAS 1634-82-8) — formula C13H10N2O3, molecular weight 242.23; category organic chemicals.
2-(4-Hydroxyphenylazo)benzoic acid (CAS 1634-82-8) is a chemical raw material in the organic chemicals category. Its molecular formula C13H10N2O3 comprises 13 C, 10 H, 2 N, 3 O atoms. Its molecular weight is about 242.23. Reported physicochemical data: LogP about 2.9. 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 | 1634-82-8 |
|---|---|
| Molecular Formula | C13H10N2O3 |
| Molecular Weight | 242.23 |
| LogP | 2.9 |
| Applications | Synthetic Polymer MALDI Matrix Compounds, Benzoic acid, 2--: ACTIVE |
| Category | Organic Chemicals |
Documented applications: Synthetic Polymer MALDI Matrix Compounds, Benzoic acid, 2--: ACTIVE.
2-(4-Hydroxyphenylazo)benzoic acid is a carbon-based organic compound with CAS registry number 1634-82-8 and molecular formula C13H10N2O3 (molecular weight 242.23), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1634-82-8
Its molecular formula C13H10N2O3 comprises 13 C, 10 H, 2 N, 3 O atoms.
Also known as: 2-(4-Hydroxyphenylazo)benzoic acid · 2-(4-羟基苯基偶氮)苯甲酸
Category: organic chemicals
The CAS registry number of 2-(4-Hydroxyphenylazo)benzoic acid is 1634-82-8.
Molecular formula C13H10N2O3, molecular weight 242.23.
It is also registered under: 2-(4-Hydroxyphenylazo)benzoic acid, 2-(4-羟基苯基偶氮)苯甲酸.
Recorded applications: Synthetic Polymer MALDI Matrix Compounds, Benzoic acid, 2--: ACTIVE.
Category: Organic Chemicals.
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 2-(4-Hydroxyphenylazo)benzoic acid (CAS 1634-82-8), compiled from public chemistry databases.
| CAS Registry Number | 1634-82-8 |
|---|---|
| PubChem CID | 74215 |
| Molecular formula | C13H10N2O3 |
| IUPAC name | 2-[(4-hydroxyphenyl)diazenyl]benzoic acid |
| UNII (FDA) | B94RN4VD9N |
| Molecular Weight | 242.23 |
|---|---|
| XLogP3 | 2.9 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 3 |
| Exact Mass | 242.06914219 |
| Monoisotopic Mass | 242.06914219 |
| Topological Polar Surface Area | 82.3 |
| Heavy Atom Count | 18 |
2-(4-Hydroxyphenylazo)benzoic acid; 2-[(4-hydroxyphenyl)diazenyl]benzoic acid; Benzoic acid, 2-[(4-hydroxyphenyl)azo]-; 2-(p-Hydroxyphenylazo)benzoic acid; 2-((4'-HYDROXYPHENYL)-AZO)BENZOIC ACID; 2-((4-Hydroxyphenyl)diazenyl)benzoic acid; Benzoic acid, 2-[2-(4-hydroxyphenyl)diazenyl]-; 2-(4'-hydroxyphenylazo)benzoic acid; Benzoic acid, 2-((4-hydroxyphenyl)azo)-; DTXSID9061837; CHEBI:64341; Benzoic acid, 2-(2-(4-hydroxyphenyl)diazenyl)-; RefChem:457810; DTXCID5035244; 216-655-2; 1634-82-8
| Reported hazard statements | H315 (100%), H319 (100%), H335 (98.2%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
2-(4-Hydroxyphenylazo)benzoic acid · CAS 1634-82-8 · C13H10N2O3. UNII B94RN4VD9N.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-(4-羟基苯基偶氮)苯甲酸