C07C255/17

2,4-DIAMINOPYRIMIDINE OXIDE PREPARATION METHOD
20240076273 · 2024-03-07 ·

The invention relates to the technical field of synthesis of a heterocyclic compound, and particularly discloses a method for preparing 2,4-diaminopyrimidine oxide. The method includes the steps of: cyclizing 3-oxopropionitrile with guanidine under an oxidizing condition to obtain 2,4-diaminopyrimidine oxide, wherein the 3-oxopropionitrile is obtained by oxidizing 3-hydroxypropionitrile, which is a cheap and easily available pharmaceutical chemical, as a raw material. The method of the present invention is green and mild, realizing the synthesis of Aminexil from a simple, cheap and easily available raw material.

2,4-DIAMINOPYRIMIDINE OXIDE PREPARATION METHOD
20240076273 · 2024-03-07 ·

The invention relates to the technical field of synthesis of a heterocyclic compound, and particularly discloses a method for preparing 2,4-diaminopyrimidine oxide. The method includes the steps of: cyclizing 3-oxopropionitrile with guanidine under an oxidizing condition to obtain 2,4-diaminopyrimidine oxide, wherein the 3-oxopropionitrile is obtained by oxidizing 3-hydroxypropionitrile, which is a cheap and easily available pharmaceutical chemical, as a raw material. The method of the present invention is green and mild, realizing the synthesis of Aminexil from a simple, cheap and easily available raw material.

PINENE-DERIVED DIISOCYANATES

A pinene-derived diisocyanate compound, a process for forming a pinene-derived diisocyanate compound, and an article of manufacture containing a polyurethane polymer are disclosed. The process for forming the pinene-derived diisocyanate compound includes oxidizing the pinene to form a pinene-derived ketone compound, converting the pinene-derived ketone compound to a diamine compound in subsequent reaction steps, and reacting the diamine compound with phosgene to form the pinene-derived diisocyanate compound. The polyurethane polymer is synthesized in a reaction between a pinene-derived diisocyanate compound and a polyol.

PINENE-DERIVED DIISOCYANATES

A pinene-derived diisocyanate compound, a process for forming a pinene-derived diisocyanate compound, and an article of manufacture containing a polyurethane polymer are disclosed. The process for forming the pinene-derived diisocyanate compound includes oxidizing the pinene to form a pinene-derived ketone compound, converting the pinene-derived ketone compound to a diamine compound in subsequent reaction steps, and reacting the diamine compound with phosgene to form the pinene-derived diisocyanate compound. The polyurethane polymer is synthesized in a reaction between a pinene-derived diisocyanate compound and a polyol.

PERFLUORINATED AMIDE SALTS AND THEIR USES AS IONIC CONDUCTING MATERIALS

The invention concerns ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention is comprised of an amide or one of its salts, including an anionic portion combined with at least one cationic portion M.sup.+m in sufficient numbers to ensure overall electronic neutrality; the compound is further comprised of M as a hydroxonium, a nitrosonium NO.sup.+, an ammonium NH.sub.4.sup.+, a metallic cation with the valence m, an organic cation with the valence m, or an organometallic cation with the valence m. The anionic portion matches the formula R.sub.FSO.sub.xN.sup.?Z, where R.sub.F is a perflourinated group, x is 1 or 3, and Z is an electroattractive substituent. The compounds can be used notably for ionic conducting materials, electronic conducting materials, colorants and the catalysis of various chemical reactions.

PERFLUORINATED AMIDE SALTS AND THEIR USES AS IONIC CONDUCTING MATERIALS

The invention concerns ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention is comprised of an amide or one of its salts, including an anionic portion combined with at least one cationic portion M.sup.+m in sufficient numbers to ensure overall electronic neutrality; the compound is further comprised of M as a hydroxonium, a nitrosonium NO.sup.+, an ammonium NH.sub.4.sup.+, a metallic cation with the valence m, an organic cation with the valence m, or an organometallic cation with the valence m. The anionic portion matches the formula R.sub.FSO.sub.xN.sup.?Z, where R.sub.F is a perflourinated group, x is 1 or 3, and Z is an electroattractive substituent. The compounds can be used notably for ionic conducting materials, electronic conducting materials, colorants and the catalysis of various chemical reactions.

Amino acid preparation method comprising a step of hydroformylation of an unsaturated fatty nitrile

A process for synthesizing an -amino acid compound of formula
HOOC(CH.sub.2).sub.r+2CH.sub.2NH.sub.2,
wherein 4r13 from a monounsaturated fatty nitrile compound of formula
CH.sub.2CH(CH.sub.2).sub.rCN
the process comprising: 1) a step of hydroformylation of the mono unsaturated fatty nitrile compound by reacting said nitrile with carbon monoxide and di hydrogen 5e-a5 to obtain a nitrile aldehyde compound of formula HOC(CH2)r+2-CN, then 2) a step of oxidation, in the presence of dioxygen, of the nitrile aldehyde compound to obtain a corresponding nitrile acid compound of formula HOOC(CH2)r+2-CN, and 3) a step of reduction of the nitrile acid compound to give an w-amino acid of formula
HOOC(CH.sub.2).sub.r+2CH.sub.2NH.sub.2.

Amino acid preparation method comprising a step of hydroformylation of an unsaturated fatty nitrile

A process for synthesizing an -amino acid compound of formula
HOOC(CH.sub.2).sub.r+2CH.sub.2NH.sub.2,
wherein 4r13 from a monounsaturated fatty nitrile compound of formula
CH.sub.2CH(CH.sub.2).sub.rCN
the process comprising: 1) a step of hydroformylation of the mono unsaturated fatty nitrile compound by reacting said nitrile with carbon monoxide and di hydrogen 5e-a5 to obtain a nitrile aldehyde compound of formula HOC(CH2)r+2-CN, then 2) a step of oxidation, in the presence of dioxygen, of the nitrile aldehyde compound to obtain a corresponding nitrile acid compound of formula HOOC(CH2)r+2-CN, and 3) a step of reduction of the nitrile acid compound to give an w-amino acid of formula
HOOC(CH.sub.2).sub.r+2CH.sub.2NH.sub.2.

Metal Complex, Semiconductor Layer Comprising a Metal Complex and Organic Electronic Device
20240383935 · 2024-11-21 ·

The present invention relates to a metal complex, a semiconductor layer comprising the metal complex and an organic electronic device comprising at least one metal complex thereof.

Compound, Semiconductor Layer Comprising Compound and Organic Electronic Device
20240381760 · 2024-11-14 ·

The present invention relates to a compound represented by Formula (I) wherein M is Cu, Zn, Al, Hf; or Formula (V).

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