2-Thiophenecarboxylic acid (CAS 527-72-0) — formula C5H4O2S, molecular weight 128.15; category organic chemicals.
2-Thiophenecarboxylic acid (CAS 527-72-0) is a organic chemicals. Its molecular formula C5H4O2S comprises 5 C, 4 H, 2 O, 1 S atoms. Its molecular weight is about 128.15. Reported physicochemical data: LogP about 1.57. Organic chemicals are the largest family of carbon-based compounds, widely used across pharmaceuticals, agrochemicals, materials, cosmetics and food industries. Downstream uses span pharmaceutical ingredients, agrochemicals, dyes, solvents, surfactants, food additives and polymer materials. 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 | 527-72-0 |
|---|---|
| Molecular Formula | C5H4O2S |
| Molecular Weight | 128.15 |
| LogP | 1.57 |
| Applications | The sodium salt is used as a lubricating-grease thickener |
| Category | Organic Chemicals |
Documented applications: The sodium salt is used as a lubricating-grease thickener.
2-Thiophenecarboxylic acid is a carbon-based organic compound with CAS registry number 527-72-0 and molecular formula C5H4O2S (molecular weight 128.15), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 527-72-0
Its molecular formula C5H4O2S comprises 5 C, 4 H, 2 O, 1 S atoms.
Also known as: 2-Thiophenecarboxylic acid · 2-噻吩甲酸
Category: organic chemicals
The CAS registry number of 2-Thiophenecarboxylic acid is 527-72-0.
Molecular formula C5H4O2S, molecular weight 128.15.
It is also registered under: 2-Thiophenecarboxylic acid, 2-噻吩甲酸.
Recorded applications: The sodium salt is used as a lubricating-grease thickener.
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-Thiophenecarboxylic acid (CAS 527-72-0), compiled from public chemistry databases.
| CAS Registry Number | 527-72-0 |
|---|---|
| PubChem CID | 10700 |
| Molecular formula | C5H4O2S |
| IUPAC name | thiophene-2-carboxylic acid |
| UNII (FDA) | 3FD00JX53J |
| Molecular Weight | 128.15 |
|---|---|
| XLogP3 | 1.6 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 127.99320054 |
| Monoisotopic Mass | 127.99320054 |
| Topological Polar Surface Area | 65.5 |
| Heavy Atom Count | 8 |
| Vapor Pressure | 0.0078 [mmHg] |
|---|---|
| LogP | 1.57 |
2-Thiophenecarboxylic acid; 527-72-0; 2-Thenoic acid; 2-Carboxythiophene; 2-Thienylcarboxylic acid; Tenoic acid; 2-TCA; Thenoic acid; NSC 2188; Thiophene-2-carbixylic acid; EINECS 208-423-4; Rhinotrophyl (TN); BRN 0110150; Tenoic acid (DCF); AI3-16118; NSC-2188
| Reported hazard statements | H302 (11.5%), H315 (98.1%), H319 (98.1%), H335 (96.2%) |
|---|
H302 (11.5%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (98.1%): Causes skin irritation [Warning Skin corrosion/irritation]
2-Thiophenecarboxylic acid · CAS 527-72-0 · C5H4O2S. UNII 3FD00JX53J. Vapor Pressure: 0.0078 [mmHg]; LogP: 1.57.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-噻吩甲酸