- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 3-Methylthiophene-2-boronic acid pinacol ester
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 3-Methylthiophene-2-boronic acid pinacol ester
- Price: ￥678.0/1g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 3-Methylthiophene-2-boronic acid pinacol ester
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
885692-91-1
885692-91-1 structure
- Name: 3-Methylthiophene-2-boronic acid pinacol ester
- Chemical Name: 4,4,5,5-Tetramethyl-2-(3-methylthiophen-2-yl)-1,3,2-dioxaborolane
- CAS Number: 885692-91-1
- Molecular Formula: C11H17BO2S
- Molecular Weight: 224.128
- Create Date: 2018-07-21 15:20:09
- Modify Date: 2025-08-25 19:49:02
| Name | 4,4,5,5-Tetramethyl-2-(3-methylthiophen-2-yl)-1,3,2-dioxaborolane |
|---|---|
| Synonyms |
4,4,5,5-tetramethyl-2-(3-methylthiophen-2-yl)-1,3,2-dioxaborolane
4,4,5,5-Tetramethyl-2-(3-methyl-2-thienyl)-1,3,2-dioxaborolane 1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-(3-methyl-2-thienyl)- 3-Methylthiophene-2-boronic acid pinacol ester |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 305.3±30.0 °C at 760 mmHg |
| Melting Point | 57-62ºC |
| Molecular Formula | C11H17BO2S |
| Molecular Weight | 224.128 |
| Flash Point | 138.4±24.6 °C |
| Exact Mass | 224.104233 |
| PSA | 46.70000 |
| LogP | 2.35570 |
| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
| Index of Refraction | 1.501 |
| HS Code | 2934999090 |
|---|
|
~54%
885692-91-1 |
| Literature: Illig, Carl R.; Ballentine, Shelley K.; Chen, Jinsheng; Meegalla, Sanath K.; Rudolph, M. Jonathan; Wall, Mark J.; Wilson, Kenneth J.; Desjarlais, Renee L.; Manthey, Carl L.; Molloy, Christopher J. Patent: US2008/51402 A1, 2008 ; Location in patent: Page/Page column 35 ; US 20080051402 A1 |
|
~52%
885692-91-1 |
| Literature: JANSSEN PHARMACEUTICA N.V. Patent: WO2007/48088 A2, 2007 ; Location in patent: Page/Page column 61-62 ; WO 2007/048088 A2 |
|
~%
885692-91-1 |
| Literature: Tetrahedron, , vol. 64, # 26 p. 6103 - 6114 |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |