CN1040984A - The preparation method of copper gluconate crystals - Google Patents

The preparation method of copper gluconate crystals Download PDF

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Publication number
CN1040984A
CN1040984A CN 89105191 CN89105191A CN1040984A CN 1040984 A CN1040984 A CN 1040984A CN 89105191 CN89105191 CN 89105191 CN 89105191 A CN89105191 A CN 89105191A CN 1040984 A CN1040984 A CN 1040984A
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CN
China
Prior art keywords
copper
gluconic acid
liquor
acid copper
concentration
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
CN 89105191
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Chinese (zh)
Inventor
杨时霖
周润亚
韩立伟
高实
王绍胜
郑久文
韩贵成
宋宇
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SHENYANG EIMER INST OF BIOCHEMICAL TECHNOLOGY
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SHENYANG EIMER INST OF BIOCHEMICAL TECHNOLOGY
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Priority to CN 89105191 priority Critical patent/CN1040984A/en
Publication of CN1040984A publication Critical patent/CN1040984A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a kind of organic compound, human body replenishes main by food and copper sulfate additive to copper now, utilize the copper gluconate crystals method also not see, the present invention utilizes calglucon and copper sulfate, or gluconic acid and copper carbonate or copper hydroxide are the gluconic acid copper liquor that raw material makes, then solution is added in ethanol or methyl alcohol or third bronze medal, handle to wait through insulation again and make out copper gluconate crystals, it is simple to have processing method, can disposablely directly from the gluconic acid copper liquor, make granular copper gluconate crystals, characteristics such as product performance are superior, and cost is low.

Description

The preparation method of copper gluconate crystals
The present invention relates to a kind of organic compound.
Copper is one of trace element of needed by human, human body is to lean on people's edible food and add copper sulfate in food-drink to the additional of copper at present, utilize the copper gluconate crystals body also not see to the human body trace element supplement is domestic, the preparation method of production particulate state copper gluconate crystals, through the international online retrieval World Patent Index, do not find close with relevant data record.
The purpose of this invention is to provide a kind of preparation method who from the gluconic acid copper liquor, makes out copper gluconate crystals.
The present invention realizes like this, at first be that calglucon and copper sulfate carry out replacement(metathesis)reaction generation gluconic acid copper liquor, or gluconic acid and copper carbonate or the mixed gluconic acid copper liquor that gets of copper hydroxide, at this moment because the solubleness of copper gluconate in water is very big, the copper gluconate solution concentration that reaction makes is not also separated out solid crystal to thickness, if in the gluconic acid copper liquor, add ethanol or other organic solvent, copper gluconate is then separated out and is dope, similar sugar sweet, or be divided into two-layerly, also be difficult for solidifying through long-time the placement.Feature of the present invention is after the gluconic acid copper liquor generates, and the gluconic acid copper liquor is splashed in the ethanol, and at this moment the concentration of gluconic acid copper liquor is 30%-50%(W/V), concentration of ethanol is 80%-100%; Or the gluconic acid copper liquor splashed in the methyl alcohol, the concentration of gluconic acid copper liquor is 30%-60%(W/V), methanol concentration is 70%-100%; Or the gluconic acid copper liquor splashed into Bing Tongzhong, the concentration of gluconic acid copper liquor is 30%-60%(W/V), the third copper liquor concentration is 70%-100%, give earlier ethanol or methyl alcohol or third bronze medal are heated to 50 ℃, under constantly stirring, add the gluconic acid copper solutions lentamente, concentration difference according to copper gluconate, the copper gluconate amount that adds is the 1/6-1/12 of ethanol or the methyl alcohol or the third bronze medal amount, and its limiting quantity is that copper gluconate is not separated out dope in ethanol or the methyl alcohol or third bronze medal.After the adding of gluconic acid copper solutions finishes, stir with keeping, and keep the liquid temperature at 50 ± 5 ℃, being incubated reaction in 40 minutes to 1.5 hours finishes, after above-mentioned reaction finishes,, filter and promptly get copper gluconate crystals through overcooling, before adding the gluconic acid copper solutions, can in ethanol or the methyl alcohol or third bronze medal, add 1% left and right sides gluconic acid copper crystal and do crystal seed.
Characteristics such as it is simple that the present invention has processing method, can once directly make granular copper gluconate crystals from the gluconic acid copper liquor, and product performance are superior, and cost is low.
Embodiment 1:
In 1 liter of beaker, add 500 milliliter of 95% ethanol, be heated to 50 ℃, under agitation splash into 50 milliliters of 40%(W/V) the gluconic acid copper solutions, under constantly stirring, keep the liquid temperature 50 ℃ 1 hour, cooled and filtered can draw.
Embodiment 2:
In 1 liter of beaker, add 500 milliliter 100% methyl alcohol, be heated to 50 ℃, under agitation splash into 200 milliliters of 40%(W/V) the gluconic acid copper solutions, under constantly stirring, keep the liquid temperature 50 ℃ 1 hour, cooled and filtered gets final product.

Claims (4)

1, the preparation method of copper gluconate crystals, it is characterized in that calglucon and copper sulfate carry out replacement(metathesis)reaction and gives birth to the gluconic acid copper liquor, or gluconic acid and copper carbonate or the mixed gluconic acid copper liquor that gets of copper hydroxide, then D/W is splashed in the ethanol, the concentration of gluconic acid copper liquor is 30%-50% (W/V), concentration of ethanol is 80%-100%, give and earlier ethanol is heated to 50 ℃, under constantly stirring, add the gluconic acid copper solutions lentamente, the copper gluconate amount that adds is the 1/6-1/12 of amount of alcohol, its limiting quantity is that copper gluconate is not separated out dope in ethanol, after the adding of gluconic acid copper solutions finishes, stir with keeping, and keep the liquid temperature at 50 ± 5 ℃, being incubated reaction in 40 minutes to 1.5 hours finishes, after above-mentioned reaction finishes,, filter and promptly get copper gluconate crystals through overcooling.
2, according to the preparation method of the described copper gluconate crystals of claim 1, it is characterized in that the gluconic acid copper liquor that will make splashes in the methyl alcohol, the concentration of gluconic acid copper liquor is 30%-60%(W/V), methanol concentration is 70%-100%, finishes making the gluconic acid copper crystal then by said process.
3, according to the preparation method of the described copper gluconate crystals of claim 1, it is characterized in that the gluconic acid copper liquor that will make splashes into Bing Tongzhong, the concentration of gluconic acid copper liquor is 30%-60%(W/V), the third copper liquor concentration is 70%-100%, finishes making out the gluconic acid copper crystal then by the described process of claim 1.
4, according to the preparation method of the described copper gluconate crystals of claim 1, it is characterized in that before adding the gluconic acid copper solutions, can in ethanol or the methyl alcohol or third bronze medal, add about 1% gluconic acid copper crystal and do crystal seed.
CN 89105191 1989-10-19 1989-10-19 The preparation method of copper gluconate crystals Pending CN1040984A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 89105191 CN1040984A (en) 1989-10-19 1989-10-19 The preparation method of copper gluconate crystals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 89105191 CN1040984A (en) 1989-10-19 1989-10-19 The preparation method of copper gluconate crystals

Publications (1)

Publication Number Publication Date
CN1040984A true CN1040984A (en) 1990-04-04

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Application Number Title Priority Date Filing Date
CN 89105191 Pending CN1040984A (en) 1989-10-19 1989-10-19 The preparation method of copper gluconate crystals

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CN (1) CN1040984A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1035673C (en) * 1994-05-07 1997-08-20 中国人民解放军空军上海第一医院 Magnesium gluconate for medicine use and its preparation method for oral liquor
EP1329441A1 (en) * 2002-01-21 2003-07-23 Domenico Terenzio Plant nutrient compositions comprising gluconates and process of obtaining thereof
CN103454234A (en) * 2013-09-14 2013-12-18 河南兴发精细化工有限公司 Method for measuring content of sodium gluconate in sodium gluconate mother solution

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1035673C (en) * 1994-05-07 1997-08-20 中国人民解放军空军上海第一医院 Magnesium gluconate for medicine use and its preparation method for oral liquor
EP1329441A1 (en) * 2002-01-21 2003-07-23 Domenico Terenzio Plant nutrient compositions comprising gluconates and process of obtaining thereof
CN103454234A (en) * 2013-09-14 2013-12-18 河南兴发精细化工有限公司 Method for measuring content of sodium gluconate in sodium gluconate mother solution
CN103454234B (en) * 2013-09-14 2015-05-13 河南兴发精细化工有限公司 Method for measuring content of sodium gluconate in sodium gluconate mother solution

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