1-顺式-1,2-双频哪醇庚烯
(E)-1-Heptene-1,2-diboronic acid bis(pinacol) ester
CAS: 307531-74-4
Molecular Formula: C19H36B2O4
1-顺式-1,2-双频哪醇庚烯 - Names and Identifiers
| Name | (E)-1-Heptene-1,2-diboronic acid bis(pinacol) ester |
| Synonyms | (E)-1-Heptene-1,2-diboronicacid (E)-1-HEPTENE-1,2-DIBORONIC ACID BIS(PINACOL) ESTER cis-Hept-1-ene-1,2-diyldiboronic acid,pinacol ester (E)-1-Heptene-1,2-diboronic acid bis(pinacol) ester 1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)HEPTENE 1-cis-1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaboralan-2-yl)heptene 2,2'-[(1Z)-1-Pentyl-1,2-ethenediyl]bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane] 4,4,5,5-tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)hept-1-en-2-yl]-1,3,2-dioxaborolane 2,2μ-[(1Z)-1-Pentyl-1,2-ethenediyl]bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane], 1-[cis-1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)] heptene |
| CAS | 307531-74-4 |
| EINECS | 000-000-0 |
| InChI | InChI=1/C19H36B2O4/c1-10-11-12-13-15(21-24-18(6,7)19(8,9)25-21)14-20-22-16(2,3)17(4,5)23-20/h14H,10-13H2,1-9H3/b15-14- |
1-顺式-1,2-双频哪醇庚烯 - Physico-chemical Properties
| Molecular Formula | C19H36B2O4 |
| Molar Mass | 350.11 |
| Density | 0.949g/mLat 25°C(lit.) |
| Boling Point | 330°C(lit.) |
| Flash Point | >230°F |
| Vapor Presure | 0.000233mmHg at 25°C |
| BRN | 8859280 |
| Refractive Index | n20/D 1.457(lit.) |
1-顺式-1,2-双频哪醇庚烯 - Risk and Safety
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
1-顺式-1,2-双频哪醇庚烯 - Introduction
1-Hepten-1, 2-diboronic acid bis (2,3-dimethyl-2,3-butanediol) Ester is an organic compound with the chemical formula C16H32B2O4.
Nature:
-Appearance: Often colorless liquid.
-Melting point: About -30 ℃.
-Boiling point: About 115-118 ℃.
-Density: about 0.92g/cm³.
-Stable at room temperature and not easy to decompose.
Use:
-1-heptene -1,2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester is mainly used in the field of organic synthesis, as a ligand or reagent to participate in various chemical reactions, such as Suzuki coupling reaction.
-It can be used to prepare important intermediates in organic synthesis such as heptenolic acid and heptenone.
Method:
The preparation of 1-heptene-1, 2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester can generally be achieved by the following steps:
1. Heptene and disodium diborate are reacted in aqueous solution to form heptene -1,2-diborate.
2. The heptene -1,2-diborate and 2,3-dimethyl -2,3-butanediol were reacted under the catalysis of sulfuric acid to obtain the target product.
Safety Information:
-1-heptene -1,2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester is an organic compound, care should be taken to prevent contact with skin and eyes.
-Wear appropriate personal protective equipment, such as gloves and glasses.
-Good laboratory safety practices should be followed during operation to avoid harmful gases and fire risks.
-Seek immediate medical assistance if unintended contact or ingestion occurs.
Nature:
-Appearance: Often colorless liquid.
-Melting point: About -30 ℃.
-Boiling point: About 115-118 ℃.
-Density: about 0.92g/cm³.
-Stable at room temperature and not easy to decompose.
Use:
-1-heptene -1,2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester is mainly used in the field of organic synthesis, as a ligand or reagent to participate in various chemical reactions, such as Suzuki coupling reaction.
-It can be used to prepare important intermediates in organic synthesis such as heptenolic acid and heptenone.
Method:
The preparation of 1-heptene-1, 2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester can generally be achieved by the following steps:
1. Heptene and disodium diborate are reacted in aqueous solution to form heptene -1,2-diborate.
2. The heptene -1,2-diborate and 2,3-dimethyl -2,3-butanediol were reacted under the catalysis of sulfuric acid to obtain the target product.
Safety Information:
-1-heptene -1,2-diboronic acid bis (2,3-dimethyl -2,3-butanediol) Ester is an organic compound, care should be taken to prevent contact with skin and eyes.
-Wear appropriate personal protective equipment, such as gloves and glasses.
-Good laboratory safety practices should be followed during operation to avoid harmful gases and fire risks.
-Seek immediate medical assistance if unintended contact or ingestion occurs.
Last Update：2024-04-10 22:29:15
