CAS Number214360-70-0
Synonyms4,4,5,5-Tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane; 2-(Thiophene-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene; 3-Thiopheneboronic acid pinacol ester; thiophene-3-boronic acid pinacol ester; 4,4,5,5-tetramethyl-(thiophen-2-yl)-1,3,2-dioxaborolane; MFCD05663893; 4,4,5,5-tetramethyl-2-(thiophen-3-yl)-1,3,2-dioxaborolane; 4,4,5,5-Tetramethyl-2-(thien-3-yl)-1,3,2-dioxaborolane; Thiophene-3-boronic acid,pinacol ester
Molecular FormulaC10H15BO2S
Molecular Weight210.101
Purity98.00%
Density1.1±0.1 g/cm3
Boiling Point286.5±13.0 °C at 760 mmHg
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 214360-70-0 |
| Catalog No. | 2A-9055573 |
| Chinese Name | 3-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)噻吩 |
| Synonyms | 4,4,5,5-Tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane; 2-(Thiophene-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene; 3-Thiopheneboronic acid pinacol ester; thiophene-3-boronic acid pinacol ester; 4,4,5,5-tetramethyl-(thiophen-2-yl)-1,3,2-dioxaborolane; MFCD05663893; 4,4,5,5-tetramethyl-2-(thiophen-3-yl)-1,3,2-dioxaborolane; 4,4,5,5-Tetramethyl-2-(thien-3-yl)-1,3,2-dioxaborolane; Thiophene-3-boronic acid,pinacol ester |
| Molecular Formula | C10H15BO2S |
| Molecular Weight | 210.101 |
| Purity | 98.00 |
| Density | 1.1±0.1 g/cm3 |
| Boiling Point | 286.5±13.0 °C at 760 mmHg |
| Storage Condition | room temperature, dry |
| Packaging | III |
| HTC | 2934999090 |
| SMILES | CC1(C)OB(c2ccsc2)OC1(C)C |
| InChI | InChI=1S/C10H15BO2S/c1-9(2)10(3,4)13-11(12-9)8-5-6-14-7-8/h5-7H,1-4H3 |
| InChI Key | HQXQOBAEDQBINI-UHFFFAOYSA-N |
| Hazard Symbols | 6.1(b) |
| MSDS | msds/55573_1_214360_70_0.pdf |
| Use of | health and chemical hazard data given on this sheet. Store in closed vessels, refrigerated. Section8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section9. Physical and chemical properties Appearance:Not specified Boiling point:No data Melting point: Flash point:No data Molecular formula:C10H15BO2S Molecular weight:210.1 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, sulfur oxides. Section11. Toxicological information Section12. Ecological information Section13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section14. Transportation information Non-harzardous for air and ground transportation. Section15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313. SECTION 16 - ADDITIONAL INFORMATION Safety Information Hazard Codes T+ Safety Phrases S25-S45 RIDADR 1544 Packaging Group III Hazard Class 6.1(b) HS Code 2934999090 Synthetic Route 3-Chlorothiophene CAS#:17249-80-8 Bis(pinacolato)... CAS#:73183-34-3 thiophene-3-bor... CAS#:214360-70-0 Literature: Billingsley, Kelvin L.; Barder, Timothy E.; Buchwald, Stephen L. Angewandte Chemie - International Edition, 2007 , vol. 46, # 28 p. 5359 - 5363 3-Bromothiophene CAS#:872-31-1 Pinacolborane CAS#:25015-63-8 thiophene-3-bor... CAS#:214360-70-0 Literature: US6680401 B1, ; Page column 59 ; 3-Thienylboroni... CAS#:6165-69-1 CAS#:76-09-5 thiophene-3-bor... CAS#:214360-70-0 Literature: Asachenko, Andrey F.; Sorochkina, Kristina R.; Dzhevakov, Pavel B.; Topchiy, Maxim A.; Nechaev, Mikhail S. Advanced Synthesis and Catalysis, 2013 , vol. 355, # 18 p. 3553 - 3557 Precursor & DownStream Precursor 10 CAS#:17249-80-8 3-Chlorothiophene CAS#:73183-34-3 Bis(pinacolato)... CAS#:872-31-1 3-Bromothiophene CAS#:25015-63-8 Pinacolborane DownStream 2 CAS#:942070-22-6 2-(2,5-Dibromot... CAS#:56421-85-3 3-(3-Thienyl)qu... |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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