TH170789A - Process for the preparation of 4-Loxin-3-Hydroxipicolinic Acid - Google Patents
Process for the preparation of 4-Loxin-3-Hydroxipicolinic AcidInfo
- Publication number
- TH170789A TH170789A TH1701000006A TH1701000006A TH170789A TH 170789 A TH170789 A TH 170789A TH 1701000006 A TH1701000006 A TH 1701000006A TH 1701000006 A TH1701000006 A TH 1701000006A TH 170789 A TH170789 A TH 170789A
- Authority
- TH
- Thailand
- Prior art keywords
- dibromo
- series
- preparation
- bromine
- chemical
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 3
- 238000002360 preparation method Methods 0.000 title claims 2
- 239000002253 acid Substances 0.000 title 1
- 239000000126 substance Substances 0.000 claims abstract 5
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims abstract 4
- UREMOXFNMQZKHW-UHFFFAOYSA-N BrC1=C(C(=NC(=C1)Br)C#N)O Chemical compound BrC1=C(C(=NC(=C1)Br)C#N)O UREMOXFNMQZKHW-UHFFFAOYSA-N 0.000 claims abstract 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N Furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims abstract 2
- -1 amine salt Chemical class 0.000 claims abstract 2
- 230000015572 biosynthetic process Effects 0.000 claims abstract 2
- 238000005755 formation reaction Methods 0.000 claims abstract 2
- 229910052736 halogen Inorganic materials 0.000 claims abstract 2
- 150000002367 halogens Chemical class 0.000 claims abstract 2
- 238000010641 nitrile hydrolysis reaction Methods 0.000 claims abstract 2
- 239000011780 sodium chloride Substances 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims 1
Abstract
อาจเตรียม 4,6-ไดโบรโม-3-ไฮดรอกซิพิคอลิโนไนทริล จาก เฟอร์ฟูแรล ในอนุกรมของ ขั้นตอนทางเคมีที่เลือกจาก ไซยาโน-แอมีเนชัน, การก่อเกิดเกลือแอมีน และ การเติมโบรมีน-การจัด ตัวใหม่ อาจเตรียม 4-แอลคอกซิ-3-ไฮดรอกซิพิคอลินิคแอซิด อย่างสะดวกจาก 4,6-ไดโบรโม-3- ไฮดรอกซิพิคอลิโนไนทริล ในอนุกรมของขั้นตอนทางเคมีที่เลือกจาก การแทนที่โบรมีน, ไนทริล ไฮโดรไลซิส และ เฮโลเจนรีดักชัน 4,6-dibromo-3-hydroxycolinonitril from furfural may be prepared in a series of chemical steps selected from Cyano-activations, amine salt formation and bromine addition - reconstitution may be prepared for 4-lcoxin-3-hydroxypicolinic acid. Conveniently from 4,6-dibromo-3-hydroxypicolinonitril In a series of chemical procedures selected from The replacement of bromine, nitrile hydrolysis and halogen reduction.
Claims (1)
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TH170789A true TH170789A (en) | 2017-11-23 |
| TH170789B TH170789B (en) | 2017-11-23 |
Family
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