2,5-Dimethylthiophene (CAS 638-02-8) — formula C6H8S, molecular weight 112.19; category organic chemicals.
2,5-Dimethylthiophene (CAS 638-02-8) is a chemical raw material in the organic chemicals category. Its molecular formula C6H8S comprises 6 C, 8 H, 1 S atoms. Its molecular weight is about 112.19. Reported physicochemical data: melting point around -62.6 °C, boiling point around 135.00 °C. @ 760.00 mm Hg, LogP about 2.4. 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 | 638-02-8 |
|---|---|
| Molecular Formula | C6H8S |
| Molecular Weight | 112.19 |
| Melting Point | -62.6 °C |
| Boiling Point | 135.00 °C. @ 760.00 mm Hg |
| LogP | 2.4 |
| Category | Organic Chemicals |
2,5-Dimethylthiophene is a carbon-based organic compound with CAS registry number 638-02-8 and molecular formula C6H8S (molecular weight 112.19), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 638-02-8
Its molecular formula C6H8S comprises 6 C, 8 H, 1 S atoms.
Also known as: 2,5-Dimethylthiophene · 2,5-二甲基噻吩
Category: organic chemicals
The CAS registry number of 2,5-Dimethylthiophene is 638-02-8.
Molecular formula C6H8S, molecular weight 112.19.
It is also registered under: 2,5-Dimethylthiophene, 2,5-二甲基噻吩.
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 2,5-Dimethylthiophene (CAS 638-02-8), compiled from public chemistry databases.
| CAS Registry Number | 638-02-8 |
|---|---|
| PubChem CID | 12514 |
| Molecular formula | C6H8S |
| IUPAC name | 2,5-dimethylthiophene |
| UNII (FDA) | V6DDX6WB12 |
| Molecular Weight | 112.19 |
|---|---|
| XLogP3 | 2.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 112.03467143 |
| Monoisotopic Mass | 112.03467143 |
| Topological Polar Surface Area | 28.2 |
| Heavy Atom Count | 7 |
| Boiling Point | 135.00 °C. @ 760.00 mm Hg |
|---|---|
| Melting Point | -62.6 °C |
| Vapor Pressure | 3.0 [mmHg] |
2,5-DIMETHYLTHIOPHENE; 638-02-8; Thiophene, 2,5-dimethyl-; 2,5-dimethyl-thiophene; MFCD00005452; 2,5-dimethyl thiophene; V6DDX6WB12; NSC-60689; UNII-V6DDX6WB12; NSC60689; EINECS 211-313-9; 2,5 Dimethylthiophene; Thiophene,5-dimethyl-; SCHEMBL64283; SCHEMBL126080; SCHEMBL127992
| Regulatory & Food Contact | EU Flavoring substances Flavoring Agents |
|---|
| Reported hazard statements | H226 (100%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)
2,5-Dimethylthiophene · CAS 638-02-8 · C6H8S. UNII V6DDX6WB12. Boiling Point: 135.00 °C. @ 760.00 mm Hg; Melting Point: -62.6 °C; Vapor Pressure: 3.0 [mmHg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2,5-二甲基噻吩