CN109232632B - 一种六甲基二硅脲的制备方法 - Google Patents
一种六甲基二硅脲的制备方法 Download PDFInfo
- Publication number
- CN109232632B CN109232632B CN201811216086.6A CN201811216086A CN109232632B CN 109232632 B CN109232632 B CN 109232632B CN 201811216086 A CN201811216086 A CN 201811216086A CN 109232632 B CN109232632 B CN 109232632B
- Authority
- CN
- China
- Prior art keywords
- hexamethyldisilazane
- reaction
- product
- ammonium chloride
- urea
- 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.)
- Expired - Fee Related
Links
- 238000002360 preparation method Methods 0.000 title claims description 9
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 claims abstract description 106
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 40
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 20
- 235000011130 ammonium sulphate Nutrition 0.000 claims abstract description 19
- 239000000706 filtrate Substances 0.000 claims abstract description 19
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000003054 catalyst Substances 0.000 claims abstract description 17
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004202 carbamide Substances 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 239000011261 inert gas Substances 0.000 claims abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- 239000001166 ammonium sulphate Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 239000000376 reactant Substances 0.000 claims 1
- 229910021653 sulphate ion Inorganic materials 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 36
- 239000002904 solvent Substances 0.000 abstract description 19
- 230000035484 reaction time Effects 0.000 abstract description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 38
- 229910052757 nitrogen Inorganic materials 0.000 description 19
- 239000012065 filter cake Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 229940088710 antibiotic agent Drugs 0.000 description 2
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000002444 silanisation Methods 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- MASDFXZJIDNRTR-UHFFFAOYSA-N 1,3-bis(trimethylsilyl)urea Chemical compound C[Si](C)(C)NC(=O)N[Si](C)(C)C MASDFXZJIDNRTR-UHFFFAOYSA-N 0.000 description 1
- -1 BCl3 Chemical class 0.000 description 1
- 229910015844 BCl3 Inorganic materials 0.000 description 1
- 229930186147 Cephalosporin Natural products 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium chloride Substances Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000003782 beta lactam antibiotic agent Substances 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229940124587 cephalosporin Drugs 0.000 description 1
- 150000001780 cephalosporins Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 125000006575 electron-withdrawing group Chemical group 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- CVHZOJJKTDOEJC-UHFFFAOYSA-N saccharin Chemical compound C1=CC=C2C(=O)NS(=O)(=O)C2=C1 CVHZOJJKTDOEJC-UHFFFAOYSA-N 0.000 description 1
- 229940081974 saccharin Drugs 0.000 description 1
- 235000019204 saccharin Nutrition 0.000 description 1
- 239000000901 saccharin and its Na,K and Ca salt Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 description 1
- 239000005051 trimethylchlorosilane Substances 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 239000002132 β-lactam antibiotic Substances 0.000 description 1
- 229940124586 β-lactam antibiotics Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/10—Compounds having one or more C—Si linkages containing nitrogen having a Si-N linkage
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Abstract
Description
Claims (7)
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CN201811216086.6A CN109232632B (zh) | 2018-10-18 | 2018-10-18 | 一种六甲基二硅脲的制备方法 |
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CN201811216086.6A CN109232632B (zh) | 2018-10-18 | 2018-10-18 | 一种六甲基二硅脲的制备方法 |
Publications (2)
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CN109232632A CN109232632A (zh) | 2019-01-18 |
CN109232632B true CN109232632B (zh) | 2021-07-06 |
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CN201811216086.6A Expired - Fee Related CN109232632B (zh) | 2018-10-18 | 2018-10-18 | 一种六甲基二硅脲的制备方法 |
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Families Citing this family (2)
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CN112480197B (zh) * | 2020-12-02 | 2022-03-08 | 新乡拓新药业股份有限公司 | 一种合成胞嘧啶核苷的方法 |
CN112341475B (zh) * | 2020-12-02 | 2023-02-21 | 烟台万润药业有限公司 | 一种硫酸氢氯吡格雷的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3992428A (en) * | 1975-02-24 | 1976-11-16 | Wacker-Chemie Gmbh | Process for preparing bis-(trimethylsilyl-)urea |
US4060536A (en) * | 1975-12-01 | 1977-11-29 | Dynamit Nobel Aktiengesellschaft | Method of preparing N,N'-bis-trimethylsilylurea |
EP0043630A2 (en) * | 1980-07-04 | 1982-01-13 | Gist-Brocades N.V. | Improved process for the silylation of organic compounds with 1,1,1-trimethyl-N-(trimethylsilyl)silanamine by means of catalysis with certain nitrogen containing compounds |
CN1288894A (zh) * | 1999-06-08 | 2001-03-28 | 阿托菲纳公司 | 制备二甲硅烷基脲的方法 |
CN101665507A (zh) * | 2009-09-08 | 2010-03-10 | 吉林新亚强生物化工有限公司 | 六甲基二硅脲的制备工艺 |
-
2018
- 2018-10-18 CN CN201811216086.6A patent/CN109232632B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3992428A (en) * | 1975-02-24 | 1976-11-16 | Wacker-Chemie Gmbh | Process for preparing bis-(trimethylsilyl-)urea |
US4060536A (en) * | 1975-12-01 | 1977-11-29 | Dynamit Nobel Aktiengesellschaft | Method of preparing N,N'-bis-trimethylsilylurea |
EP0043630A2 (en) * | 1980-07-04 | 1982-01-13 | Gist-Brocades N.V. | Improved process for the silylation of organic compounds with 1,1,1-trimethyl-N-(trimethylsilyl)silanamine by means of catalysis with certain nitrogen containing compounds |
CN1288894A (zh) * | 1999-06-08 | 2001-03-28 | 阿托菲纳公司 | 制备二甲硅烷基脲的方法 |
CN101665507A (zh) * | 2009-09-08 | 2010-03-10 | 吉林新亚强生物化工有限公司 | 六甲基二硅脲的制备工艺 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Siyang Inventor after: Tao Chenlong Inventor after: Other inventor requests not to publish the name Inventor before: Request for anonymity |
|
CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210617 Address after: 223005 No.4, Meicheng Road, higher education park, Huai'an City, Jiangsu Province Applicant after: JIANGSU FOOD & PHARMACEUTICAL SCIENCE College Address before: 100192 room 18, building 18, tower 40, north latitude 40, Chaoyang District 7, Beijing. Applicant before: Ding Chao |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20190118 Assignee: Jiangsu Chiatai Qingjiang Pharmaceutical Co.,Ltd. Assignor: JIANGSU FOOD & PHARMACEUTICAL SCIENCE COLLEGE Contract record no.: X2022320000078 Denomination of invention: A preparation method of hexamethyldisilurea Granted publication date: 20210706 License type: Common License Record date: 20220516 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |