13679-73-7
13679-73-7 structure
- Name: 4-methyl-2-acetylthiophene
- Chemical Name: 1-(4-Methylthiophen-2-yl)ethanone
- CAS Number: 13679-73-7
- Molecular Formula: C7H8OS
- Molecular Weight: 140.203
- Create Date: 2018-07-23 18:42:07
- Modify Date: 2025-08-26 11:54:03
| Name | 1-(4-Methylthiophen-2-yl)ethanone |
|---|---|
| Synonyms |
MFCD00027395
1-(4-Methyl-2-thienyl)ethanone 1-(4-methylthiophen-2-yl)ethanone Ethanone, 1- (4-methyl-2-thienyl)- EINECS 237-180-7 Ethanone, 1-(4-methyl-2-thienyl)- 4-methyl-2-acetylthiophene 2-Acetyl-4-methylthiophene |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 236.9±20.0 °C at 760 mmHg |
| Molecular Formula | C7H8OS |
| Molecular Weight | 140.203 |
| Flash Point | 97.1±21.8 °C |
| Exact Mass | 140.029587 |
| PSA | 45.31000 |
| LogP | 1.71 |
| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
| Index of Refraction | 1.536 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302-H317-H319 |
| Precautionary Statements | P280-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xn: Harmful; |
| Risk Phrases | R20/21/22 |
| Safety Phrases | S26-S37/39 |
| RIDADR | PG 3 |
| WGK Germany | 3 |
| Packaging Group | III |
| HS Code | 2934999090 |
|
~67%
13679-73-7 |
| Literature: Asselin, Sylvie M.; Bio, Matthew M.; Langille, Neil F.; Ngai, Ka Yi Organic Process Research and Development, 2010 , vol. 14, # 6 p. 1427 - 1431 |
|
~%
13679-73-7 |
| Literature: Journal of the Chemical Society, , p. 4202,4204 Journal of the American Chemical Society, , vol. 69, p. 3093,3095 |
|
~0%
13679-73-7 |
| Literature: Volkov, M. N.; Kazakova, O. A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 6 p. 553 - 557 Khimiya Geterotsiklicheskikh Soedinenii, 1981 , # 6 p. 758 - 761 |
|
~%
13679-73-7 |
| Literature: Helvetica Chimica Acta, , vol. 76, # 3 p. 1251 - 1257 |
|
~33%
13679-73-7 |
| Literature: Kowalewski, Ronald; Margaretha, Paul Helvetica Chimica Acta, 1993 , vol. 76, # 3 p. 1251 - 1257 |
| Precursor 6 | |
|---|---|
| DownStream 3 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |