(s)-2,2'-bis(methoxymethoxy)-3,3'-diiodo-1,1'-binaphthyl

(S) -2,2 '-Bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene is widely used in the field of organic synthesis. Its main application fields are as follows.
First, in asymmetric catalytic reactions, this compound often acts as a chiral ligand. Asymmetric catalysis is a key technology in organic synthesis, aiming to obtain products of specific configurations. (S) -2,2' -bis (methoxymethoxy) -3,3 '-diiodine-1,1' -binaphthalene With its unique structure, it can coordinate with metal catalysts to build a chiral environment. In this way, when catalyzing the reaction, it can guide the reaction to selectively generate products of a certain configuration, which greatly improves the enantioselectivity of the reaction. Many reactions such as asymmetric hydrogenation and asymmetric allylation benefit from this, resulting in products with high optical purity.
Second, it also has its uses in the field of materials science. Due to its rigid and conjugated structure, it can be used as a structural unit for constructing new functional materials. With appropriate chemical modification and assembly, materials with specific optoelectronic properties can be prepared, such as materials used in organic Light Emitting Diodes (OLEDs), field effect transistors (FETs) and other devices, which are expected to improve the performance of such devices.
Third, it is also an important synthesis intermediate in the field of total synthesis of natural products. Natural products have complex structures and are difficult to synthesize. The unique structure of (S) -2,2 '-bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene can be introduced into the structure of target natural products through a series of chemical reactions to help complete the total synthesis of complex natural products, which is of great significance to the study of natural product chemistry.

The synthesis of (S) -2,2 '-bis (methoxy methoxy) -3,3' -diiodine-1,1 '-binaphthyl is a key task in the field of chemical synthesis. This compound has a wide range of uses in organic synthesis, materials science and other fields, so the investigation of its synthesis method is of great significance.
One of the common synthesis routes is to use naphthol as the starting material. The methoxy group can be introduced into the 2,2' -position of the methoxy group by methoxylation of naphthol. In this step, it is often necessary to choose a suitable base, such as potassium carbonate, and methoxy methylation reagent, such as chloromethyl methyl ether, in an organic solvent, such as N, N-dimethylformamide (DMF), at a suitable temperature to achieve precise group introduction.
Subsequently, the binaphthalene derivative that has been introduced into the methoxy group is iodized. In this process, iodine and appropriate oxidants, such as hydrogen peroxide or nitric acid, can be selected to promote the iodization of the 3,3 '-position under specific reaction conditions, so as to obtain the target product (S) -2,2' -bis (methoxymethoxy) -3,3 '-diiodine-1,1' -binaphthalene. The choice of reaction solvent is also very important, such as glacial acetic acid and other solvents may be conducive to the reaction.
There are also methods to gradually construct the target molecular structure by using other naphthalene-containing compounds as starting materials through multi-step reactions. However, such methods often require more complicated reaction steps and condition control, which requires high reaction operation. However, regardless of the method, the reaction conditions, reagent dosage and other factors need to be carefully controlled during the synthesis process to ensure the purity and yield of the product in order to achieve the desired synthesis purpose.

(S) -2,2 '-bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene, which is an important compound in the field of organic chemistry. Its physical and chemical properties are unique and play a key role in many organic synthesis reactions.
First talk about physical properties. This substance is mostly solid under normal conditions, and its structure is relatively stable due to the interaction between molecules such as van der Waals force. The determination of its melting point is an important indicator for identification and purity determination. The specific melting point varies slightly according to the purity of the sample and the experimental conditions, but it is mostly in a specific temperature range. This property can help distinguish it from similar compounds. In terms of solubility, it shows good solubility in common organic solvents such as dichloromethane, chloroform, and tetrahydrofuran. Due to the molecular structure of the compound containing groups such as aromatic ring and methoxy methoxy group, van der Waals force and dipole-dipole interaction can be formed between the organic solvent molecule, which is conducive to its dissolution.
Let's talk about the chemical properties again. The iodine atom in this compound is active and easily participates in the nucleophilic substitution reaction. Under suitable nucleophilic reagents and reaction conditions, the iodine atom can be replaced by other functional groups, thereby forming new carbon-carbon bonds or carbon-hetero bonds, providing an important way for the synthesis of complex organic molecules. At the same time, methoxy methoxy group, as a protective group, has good stability and can protect easily reactive functional groups such as hydroxyl groups in specific reaction stages. After the reaction is completed, it can be removed under mild conditions to restore the activity of hydroxyl and other functional groups, which greatly improves the selectivity and efficiency of organic synthesis. In addition, the structure of binaphthalene endows it with chiral characteristics. In asymmetric catalytic reactions, it can be used as a chiral ligand to induce the selective formation of specific configuration products, which is widely used in the field of asymmetric synthesis.

I do not know the price range of (S) -2,2 '-bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene in the market. The price of these chemical products often varies depending on the quality, source and purchase quantity. To know the exact price, you should consult the chemical reagent supplier. In the era of "Tiangong Kaiwu", there was no such fine chemical synthesis, so it was difficult to accurately describe its price at that time. However, if you want the price of (S) -2,2 '-bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene, you can search the chemical reagent sales platform online and see the quotations of various merchants, or directly call the chemical reagent company to ask what the current price of this product is. In this way, you can get a more accurate price range.

Quality Standards for (S) -2,2 '-bis (methoxymethoxy) -3,3' -diiodine-1,1 '-binaphthalene are related to the determination of its quality. The quantity standard of this substance, the first purity, needs to reach a very high degree of purity, and the impurity content should be strictly limited. If there are too many impurities, it may affect its performance in various chemical reactions and applications. Second, the proportion of the relevant substance should also be precisely controlled, and the amount of specific impurities should be specified in detail to prevent it from being unfavorable to the main composition. Third, the appearance properties are also important, and the specific color and state, such as uniform color and regular shape, should meet the standards. Fourth, the physical properties such as melting point and boiling point are also defined, which is an important basis for judging its purity and quality, and the deviation must be within a very small range. Fifth, the content determination needs to be accurate. Through appropriate analytical methods, such as high-performance liquid chromatography, etc., to determine the accurate content of its active ingredients, so as to conform to the established value range. In this way, all standards are met, and it can be said that (S) -2,2 '-bis (methoxy methoxy) -3,3' -diiodine-1,1 '-binaphthalene substances meet the standards, which can be used for corresponding scientific research, production and other purposes.