CN106220585B - 一种用于制备1,2,3-噻二唑-4-羧酸的方法 - Google Patents
一种用于制备1,2,3-噻二唑-4-羧酸的方法 Download PDFInfo
- Publication number
- CN106220585B CN106220585B CN201610605800.5A CN201610605800A CN106220585B CN 106220585 B CN106220585 B CN 106220585B CN 201610605800 A CN201610605800 A CN 201610605800A CN 106220585 B CN106220585 B CN 106220585B
- Authority
- CN
- China
- Prior art keywords
- thiadiazoles
- added
- dicyano
- sulfuric acid
- dicarboxylic acids
- 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.)
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- UGUHFDPGDQDVGX-UHFFFAOYSA-N 1,2,3-thiadiazole Chemical class C1=CSN=N1 UGUHFDPGDQDVGX-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 14
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 9
- SDKDFINAXARVOZ-UHFFFAOYSA-N thiadiazole-4,5-dicarbonitrile Chemical class C(#N)C=1N=NSC=1C#N SDKDFINAXARVOZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical class CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000006114 decarboxylation reaction Methods 0.000 claims abstract description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 23
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 12
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000012065 filter cake Substances 0.000 claims description 3
- 239000000706 filtrate Substances 0.000 claims description 3
- 238000001256 steam distillation Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims 1
- 238000005660 chlorination reaction Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
- 150000003462 sulfoxides Chemical class 0.000 claims 1
- 150000004867 thiadiazoles Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
- C07D285/01—Five-membered rings
- C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
- C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
- C07D285/06—1,2,3-Thiadiazoles; Hydrogenated 1,2,3-thiadiazoles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610605800.5A CN106220585B (zh) | 2016-07-28 | 2016-07-28 | 一种用于制备1,2,3-噻二唑-4-羧酸的方法 |
Applications Claiming Priority (1)
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---|---|---|---|
CN201610605800.5A CN106220585B (zh) | 2016-07-28 | 2016-07-28 | 一种用于制备1,2,3-噻二唑-4-羧酸的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106220585A CN106220585A (zh) | 2016-12-14 |
CN106220585B true CN106220585B (zh) | 2019-03-22 |
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CN201610605800.5A Active CN106220585B (zh) | 2016-07-28 | 2016-07-28 | 一种用于制备1,2,3-噻二唑-4-羧酸的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN106220585B (zh) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103880776B (zh) * | 2014-03-06 | 2016-08-17 | 陕西科技大学 | 一种制备2-氨基-5-烷基-1,3,4-噻二唑的方法 |
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2016
- 2016-07-28 CN CN201610605800.5A patent/CN106220585B/zh active Active
Also Published As
Publication number | Publication date |
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CN106220585A (zh) | 2016-12-14 |
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: He Ying Inventor after: Wei Xiaoting Inventor after: Wei Wei Inventor after: Yu Lideng Inventor before: Wei Xiaoyan Inventor before: He Ying Inventor before: Wei Wei Inventor before: Yu Lideng |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 239000 Salt Chemical Industrial Park, Dingyuan County, Chuzhou City, Anhui Province Patentee after: Anhui saidI Biotechnology Co.,Ltd. Address before: 239000 Salt Chemical Industrial Park, Dingyuan County, Chuzhou City, Anhui Province Patentee before: ANHUI SAIDI BIOLOGICAL TECHNOLOGY CO.,LTD. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing 1,2,3-thiadiazole-4-carboxylic acid Effective date of registration: 20220718 Granted publication date: 20190322 Pledgee: Chuzhou Puhui Financing Guarantee Co.,Ltd. Pledgor: Anhui saidI Biotechnology Co.,Ltd. Registration number: Y2022980010619 |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 233200 Dingyuan Salt Chemical Industrial Park, Chuzhou City, Anhui Province Patentee after: Anhui Peicheng Pharmaceutical Technology Co.,Ltd. Address before: 239000 Salt Chemical Industrial Park, Dingyuan County, Chuzhou City, Anhui Province Patentee before: Anhui saidI Biotechnology Co.,Ltd. |