3354-32-3
3354-32-3 structure
- Name: 2(5H)-Thiophenone
- Chemical Name: 2H-thiophen-5-one
- CAS Number: 3354-32-3
- Molecular Formula: C4H4OS
- Molecular Weight: 100.13900
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-06-15 19:06:55
- Modify Date: 2025-08-25 08:43:05
| Name | 2H-thiophen-5-one |
|---|---|
| Synonyms |
I09-3142
thiophen-2(5H)-one 2-thiolene-2-one 3-thiolen-2-one 2(5H)-Thiophenone thiophene-2-one MFCD00074876 thiophene-5-oxide 5H-thiophenone |
| Density | 1.284g/cm3 |
|---|---|
| Boiling Point | 208.1ºC at 760mmHg |
| Molecular Formula | C4H4OS |
| Molecular Weight | 100.13900 |
| Flash Point | 92.3ºC |
| Exact Mass | 99.99830 |
| PSA | 42.37000 |
| LogP | 0.81600 |
| Index of Refraction | n20/D 1.564(lit.) |
| Storage condition | 2-8℃ |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | 36/37/38 |
| Safety Phrases | 26-37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
|
~23%
3354-32-3 |
| Literature: He, Zhi; Jamison, Timothy F. Angewandte Chemie - International Edition, 2014 , vol. 53, # 13 p. 3353 - 3357 Angew. Chem., 2014 , vol. 126, # 13 p. 3421 - 3425,5 |
|
~26%
3354-32-3 |
| Literature: Brimble, Margaret A.; Laita, Olivia; Robinson, James E. Tetrahedron, 2006 , vol. 62, # 13 p. 3021 - 3027 |
|
~47%
3354-32-3 |
| Literature: Sato, Soichi; Zhang, Shao-Zhong; Furukawa, Naomichi Heteroatom Chemistry, 2001 , vol. 12, # 5 p. 444 - 450 |
|
~%
3354-32-3 |
| Literature: Brimble, Margaret A.; Laita, Olivia; Robinson, James E. Tetrahedron, 2006 , vol. 62, # 13 p. 3021 - 3027 |
|
~%
3354-32-3 |
| Literature: Journal of the American Chemical Society, , vol. 111, # 14 p. 5346 - 5356 |
|
~20%
3354-32-3 |
| Literature: Tetrahedron Letters, , vol. 27, # 28 p. 3275 - 3278 |
| Precursor 6 | |
|---|---|
| DownStream 8 | |
![Benzo[c]thiophen-1(3H)-one structure](https://image.chemsrc.com/caspic/313/1194-57-6.png)
![1-oxo-1,3,3a,4,7,7a-hexahydrobenzo[c]thiophene-4,7-diyl diacetate structure](https://image.chemsrc.com/caspic/307/83043-42-9.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |