2-Thiophenecarboxaldehyde (CAS 98-03-3) — formula C5H4OS, molecular weight 112.15; category organic chemicals.
2-Thiophenecarboxaldehyde is a carbon-based organic compound with CAS registry number 98-03-3 and molecular formula C5H4OS (molecular weight 112.15), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 98-03-3
Its molecular formula C5H4OS comprises 5 C, 4 H, 1 O, 1 S atoms.
Also known as: 2-Thiophenecarboxaldehyde · 2-Thenaldehyde
Category: organic chemicals
The CAS registry number of 2-Thiophenecarboxaldehyde is 98-03-3.
Molecular formula C5H4OS, molecular weight 112.15.
It is also registered under: 2-Thiophenecarboxaldehyde, 2-Thenaldehyde.
Category: Organic Chemicals.
Public-database records for 2-Thiophenecarboxaldehyde (CAS 98-03-3), reproduced here for independent cross-checking.
| Reported hazard statements | H302 (100%), H315 (95.4%), H317 (63.8%), H319 (99.3%), H335 (30.3%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (95.4%): Causes skin irritation [Warning Skin corrosion/irritation]
| 沸点 | 75.00 to 77.00 °C. @ 11.00 mm Hg |
|---|---|
| 蒸气压 | 0.55 [mmHg] |
| LogP | 1.02 |
| CAS Registry Number | 98-03-3 |
|---|---|
| PubChem CID | 7364 |
| 分子式 | C5H4OS |
| IUPAC 名称 | thiophene-2-carbaldehyde |
| UNII（FDA） | IW05BB9XBM |
Thiophene-2-carbaldehyde; 2-Thiophenecarboxaldehyde; 98-03-3; 2-Thiophenealdehyde; Thiophene-2-carboxaldehyde; 2-Thienylaldehyde; 2-Thienylcarboxaldehyde; 2-Thienaldehyde; 2-Thiophene carboxaldehyde; alpha-Formylthiophene; alpha-Thiophenecarboxaldehyde; IW05BB9XBM; DTXSID7052656; RefChem:483769; DTXCID4031229; 202-629-8
| 分子量 | 112.15 |
|---|---|
| XLogP3 | 1 |
| 氢键供体数 | 0 |
| 氢键受体数 | 2 |
| 可旋转键数 | 1 |
| 精确质量 | 111.99828592 |
| 单同位素质量 | 111.99828592 |
| 拓扑极性表面积 | 45.3 |
| 重原子数 | 7 |
| 形式电荷 | 0 |
2-Thiophenecarboxaldehyde · CAS 98-03-3 · C5H4OS. UNII IW05BB9XBM. 沸点: 75.00 to 77.00 °C. @ 11.00 mm Hg; 蒸气压: 0.55 [mmHg]; LogP: 1.02.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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