[go: up one dir, main page]

CN104649903A - Sebacate hydroxyethyl tertiary amine compound and preparation method thereof - Google Patents

Sebacate hydroxyethyl tertiary amine compound and preparation method thereof Download PDF

Info

Publication number
CN104649903A
CN104649903A CN201310598373.9A CN201310598373A CN104649903A CN 104649903 A CN104649903 A CN 104649903A CN 201310598373 A CN201310598373 A CN 201310598373A CN 104649903 A CN104649903 A CN 104649903A
Authority
CN
China
Prior art keywords
tertiary amine
trihydroxyethyl
hydroxyethyl
amine compound
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310598373.9A
Other languages
Chinese (zh)
Inventor
刘现梅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201310598373.9A priority Critical patent/CN104649903A/en
Publication of CN104649903A publication Critical patent/CN104649903A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/06Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton from hydroxy amines by reactions involving the etherification or esterification of hydroxy groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

The invention discloses a sebacate hydroxyethyl tertiary amine compound and its preparation method. The preparation method is characterized in that sebacic acid and trihydroxyethyl tertiary amine undergo a neutralization reaction to prepare sebacate trihydroxyethyl tertiary ammonium salt; under the action of a catalyst, refuxing esterification is carried out by using methylbenzene as a water-carrying agent; and reduced pressure distillation is carried out to remove methylbenzene so as to prepare the sebacate hydroxyethyl tertiary amine compound. Sources of raw materials are sufficient, and costs are low. The composition is an organic polybasic carboxylate hydroxyethyl tertiary amine compound, has characteristics of two carbanyl groups and amino groups binding to metal, has an antirust effect, has multiple hydroxyethyl groups and has good water solubility. The composition is diester and has certain lubricity.

Description

A kind of sebate hydroxyethyl tertiary amine compound and preparation method thereof
Technical field
The present invention relates to rust-inhibiting additive synthesis technical field, espespecially a kind of sebate hydroxyethyl tertiary amine compound and preparation method thereof.
Background technology
Water-based metal working fluid is because having excellent cooling, cleaning, rust-preventing characteristic, the advantage such as economy and security, be developed rapidly, and be widely used in cutting, grinding, calendering, the metal processing sectors such as punching press and tapping, rust-inhibiting additive is the important component part of water-based metal working fluid, polar group in rust-inhibiting additive molecule can be adsorbed in metallic surface, and hydrophobic alkyl forms protective membrane in metallic surface, play rust-proof effect, the solvability of organic molecule in water is relevant with the hydrophilic radical of alkyl chain, as water miscible rust-inhibiting additive, the polar group playing rust inhibition not only will be had in molecule, and to have certain water-soluble, along with improving constantly of modern machinery and equipment performance, environmental requirement is increasingly harsh, produce, need in life to use high performance rust-inhibiting additive, carboxyl is the essential groups of natural organic ligand and melts combine, the size of its corrosion inhibition, depend primarily on molecular structure, in metallic surface, keying action is played to molecular adsorption.
Summary of the invention
The object of the present invention is to provide a kind of sebate hydroxyethyl tertiary amine compound and preparation method thereof.
Technical solution of the present invention is: sebacic acid and trihydroxyethyl tertiary amine carry out neutralization reaction, produce sebacic acid trihydroxyethyl tertiary ammonium salt, under catalyst action, be water entrainer again with toluene, carry out refuxing esterification reaction, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound, specifically comprises following steps:
1). sebacic acid (I) and trihydroxyethyl tertiary amine (II), stirring reaction 1 ~ 2 hour at 40 DEG C ~ 60 DEG C, produce sebacic acid trihydroxyethyl tertiary ammonium salt (III), its main chemical reactions is:
2). take toluene as water entrainer, under catalyst action, sebacic acid and trihydroxyethyl tertiary ammonium salt (III) are at 140 DEG C ~ 170 DEG C, carry out refuxing esterification reaction, the water that water-and-oil separator separating reaction generates, reacted after 4 ~ 6 hours, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound (IV), its main chemical reactions is:
Further, the mol ratio of described sebacic acid and trihydroxyethyl tertiary amine is 1 ﹕ 2 ~ 3.
Described catalyzer is the metal ammonium salt of sulfuric acid or the metal-salt of thionamic acid, and its consumption is 0.5% ~ 2% of trihydroxyethyl tertiary amine consumption.
A kind of sebate hydroxyethyl of the present invention tertiary amine compound and preparation method thereof, its feature and advantage are: sufficient raw, and cost is lower; Synthetics is a kind of organic polycarboxylic acid ester hydroxyethyl tertiary amine compound, has two carbonyls and characteristic that is amino and melts combine, can play rust inhibition; There is multiple hydroxyethyl, good water solubility; Synthetics is a kind of dibasic acid esters, has certain oilness; Operation is simple, is applicable to suitability for industrialized production.
 
Embodiment
Embodiment 1
In the four-hole bottle that whipping appts, reflux condensate device and thermometer are housed, add 34 grams of trihydroxyethyl tertiary amines, add 23 grams of sebacic acid in batches, at 40 DEG C ~ 50 DEG C, stirring reaction is after 1 ~ 2 hour, produce sebacic acid trihydroxyethyl tertiary ammonium salt, add 80mL methylbenzene water-taking agent again, add 0.2 gram of catalyst sulfuric acid iron ammonium, under being heated to 140 DEG C ~ 170 DEG C temperature, carry out refuxing esterification reaction, the water that water-and-oil separator separating reaction generates, react after 5 ~ 6 hours, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound.
Embodiment 2
In the four-hole bottle that whipping appts, reflux condensate device and thermometer are housed, add 48 grams of trihydroxyethyl tertiary amines, add 26 grams of sebacic acid in batches, at 45 DEG C ~ 55 DEG C, stirring reaction is after 1 ~ 2 hour, produce sebacic acid trihydroxyethyl tertiary ammonium salt, add 100mL methylbenzene water-taking agent again, add 0.6 gram of catalyst sulfuric acid iron ammonium, under being heated to 140 DEG C ~ 170 DEG C temperature, carry out refuxing esterification reaction, the water that water-and-oil separator separating reaction generates, react after 4.5 ~ 5.5 hours, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound.
Embodiment 3
In the four-hole bottle that whipping appts, reflux condensate device and thermometer are housed, add 64 grams of trihydroxyethyl tertiary amines, add 29 grams of sebacic acid in batches, at 50 DEG C ~ 60 DEG C, stirring reaction is after 1 ~ 2 hour, produce sebacic acid trihydroxyethyl tertiary ammonium salt, add 150mL methylbenzene water-taking agent again, add 1.2 grams of catalyst sulfuric acid iron ammoniums, under being heated to 140 DEG C ~ 170 DEG C temperature, carry out refuxing esterification reaction, the water that water-and-oil separator separating reaction generates, react after 4 ~ 5 hours, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound.
The above; embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under the prerequisite of spirit not departing from the technology of the present invention; the various distortion that this area engineering technical personnel make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.

Claims (2)

1. sebate hydroxyethyl tertiary amine compound and preparation method thereof, it is characterized in that: sebacic acid and trihydroxyethyl tertiary amine carry out neutralization reaction, produce sebacic acid trihydroxyethyl tertiary ammonium salt, under catalyst action, take toluene as water entrainer again, carry out refuxing esterification reaction, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound, specifically comprises following steps:
1). sebacic acid and trihydroxyethyl tertiary amine, stirring reaction 1 ~ 2 hour at 40 DEG C ~ 60 DEG C, produces sebacic acid trihydroxyethyl tertiary ammonium salt;
2). take toluene as water entrainer, under catalyst action, sebacic acid and trihydroxyethyl tertiary ammonium salt, at 140 DEG C ~ 170 DEG C, carry out refuxing esterification reaction, the water that water-and-oil separator separating reaction generates, react after 4 ~ 6 hours, underpressure distillation removing toluene, obtained sebate hydroxyethyl tertiary amine compound;
3). using toluene as water entrainer, the methyne acid esterification intermediate product of tolyltriazole and monohydroxyalkyl group primary amine, heating reflux reaction is continued at 110 ~ 130 DEG C, water-and-oil separator is separated the water generated, react after 2 ~ 4 hours, underpressure distillation removing toluene, the secondary methylol boric acid ester compound of obtained tolyltriazole.
2. a kind of sebate hydroxyethyl tertiary amine compound according to claim 1 and preparation method thereof, is characterized in that: the mol ratio of described sebacic acid and trihydroxyethyl tertiary amine is 1 ﹕ 2 ~ 3; Described catalyzer is the metal ammonium salt of sulfuric acid or the metal-salt of thionamic acid, and its consumption is 0.5% ~ 2% of trihydroxyethyl tertiary amine consumption.
CN201310598373.9A 2013-11-25 2013-11-25 Sebacate hydroxyethyl tertiary amine compound and preparation method thereof Pending CN104649903A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310598373.9A CN104649903A (en) 2013-11-25 2013-11-25 Sebacate hydroxyethyl tertiary amine compound and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310598373.9A CN104649903A (en) 2013-11-25 2013-11-25 Sebacate hydroxyethyl tertiary amine compound and preparation method thereof

Publications (1)

Publication Number Publication Date
CN104649903A true CN104649903A (en) 2015-05-27

Family

ID=53241610

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310598373.9A Pending CN104649903A (en) 2013-11-25 2013-11-25 Sebacate hydroxyethyl tertiary amine compound and preparation method thereof

Country Status (1)

Country Link
CN (1) CN104649903A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0664331A1 (en) * 1994-01-20 1995-07-26 Shell Internationale Researchmaatschappij B.V. Substituted polyoxyalkylene compounds
EP2196451A1 (en) * 2007-10-11 2010-06-16 Takasago International Corporation Acylation reaction of hydroxyl group
CN102002415A (en) * 2009-09-02 2011-04-06 中国石油天然气股份有限公司 A kind of ashless antirust additive that can be used for industrial lubricating oil and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0664331A1 (en) * 1994-01-20 1995-07-26 Shell Internationale Researchmaatschappij B.V. Substituted polyoxyalkylene compounds
EP2196451A1 (en) * 2007-10-11 2010-06-16 Takasago International Corporation Acylation reaction of hydroxyl group
CN102002415A (en) * 2009-09-02 2011-04-06 中国石油天然气股份有限公司 A kind of ashless antirust additive that can be used for industrial lubricating oil and preparation method thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
杨必暖: "水锈防止剂", 《涂料工业》 *
谢磊: "酯化三乙醇胺类新型水泥助磨剂的应用研究", 《北京交通大学硕士学位论文》 *
韩立兴: "金属防锈剂的制备与应用", 《中国优秀硕士学位论文数据库 工程科技I辑》 *

Similar Documents

Publication Publication Date Title
CN102071088B (en) Antirust oil and preparation method thereof
CN101768499A (en) Lipid type antirust oil with gaseous phase antirust function
CN103103533B (en) A kind of containing the bentonitic vapor phase inhibitor of modified Nano
CN104649903A (en) Sebacate hydroxyethyl tertiary amine compound and preparation method thereof
CA2867413C (en) Corrosion-protection system for treating metal surfaces
CN103614714B (en) A kind of steel derusting rust protection liquid and preparation method thereof
CN102250029A (en) Preparation method of triazine hydroxyethyl ethylenediamine polycarboxylic acid
CN102250027A (en) Preparation method of 2,4,6-tri(caproyl aminomethyl sulfo)-s-triazine
CN104649985A (en) Water-soluble methylene derivative of methylbenzotriazole and preparation method thereof
CN114230536A (en) Triazine-nitrogen heterocyclic binary carboxylic acid-based waterborne antirust corrosion inhibitor and preparation method and application thereof
CN104649927A (en) N-undecane diacyl diglutamic acid triethanolamine salt and preparation method thereof
CN104045578A (en) Preparation method of maleated rosin isopropanol amide and anti-rust performance
CN104650126A (en) Methylol boric acid ester compound of methylbenzotriazole and preparation method thereof
CN104649926A (en) N,N'-sebacoyl biaspartic acid and preparation method thereof
CN116396795B (en) Water-based environment-friendly flame-retardant hydraulic fluid and preparation method thereof
CN104649915A (en) Polyhydroxyl undecanedioic acid ester amino compound and preparation method thereof
CN104649999A (en) Water-soluble 2-mercaptobenzothiazole derivative and preparation method thereof
CN104672095A (en) A bis(polyhydroxyethyl ethylenediamine) dodecanedioic acid ester compound and a preparing method thereof
CN104672096A (en) Polyhydroxy amine oleate and preparing method thereof
CN104356163A (en) Water-soluble 1-phenyl-5-tetrazole-thione organic phosphate derivative
CN105566390A (en) Water-soluble 2,5-dimercapto thiadiazole phosphate organic corrosion inhibitor
CN104649988A (en) Tris(mercaptosuccinic acid amide)-s-triazine and preparation method thereof
CN104650002A (en) Water-soluble 2,5-dimercaptothiodiazole derivative and preparation method thereof
CN110468419B (en) High-salt-resistance metal antirust agent and preparation method thereof
CN102627664B (en) A kind of synthesis of positive chain alkyl diimidazole quinoline borate

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20150527