RU2008135049A - METHOD FOR CLEANING ACETONITRIL - Google Patents
METHOD FOR CLEANING ACETONITRIL Download PDFInfo
- Publication number
- RU2008135049A RU2008135049A RU2008135049/04A RU2008135049A RU2008135049A RU 2008135049 A RU2008135049 A RU 2008135049A RU 2008135049/04 A RU2008135049/04 A RU 2008135049/04A RU 2008135049 A RU2008135049 A RU 2008135049A RU 2008135049 A RU2008135049 A RU 2008135049A
- Authority
- RU
- Russia
- Prior art keywords
- sulfuric acid
- acetonitrile
- acid
- acetonitril
- cleaning
- Prior art date
Links
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 title claims abstract 19
- 238000000034 method Methods 0.000 title claims abstract 5
- 238000004140 cleaning Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract 10
- 239000002253 acid Substances 0.000 claims abstract 4
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract 4
- 239000011707 mineral Substances 0.000 claims abstract 4
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000000746 purification Methods 0.000 claims abstract 2
- 150000004682 monohydrates Chemical class 0.000 claims 1
- -1 SO3 monohydrate Chemical class 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
1. Способ очистки ацетонитрила, содержащего оксазол и аллиловый спирт, включающий обработку ацетонитрила - сырца минеральной кислотой, отличающийся тем, что в качестве минеральной кислоты используют концентрированную серную кислоту и обработку проводят при 44-61°С в течение 5,0 мин. ! 2. Способ по п.1, отличающийся тем, что используют серную кислоту с содержанием моногидрата SO3 100 мас.% в количестве, обеспечивающем объемное соотношение ацетонитрил: серная кислота, равное 1:(0,03-0,05).1. The method of purification of acetonitrile containing oxazole and allyl alcohol, including the processing of raw acetonitrile with mineral acid, characterized in that concentrated sulfuric acid is used as the mineral acid and the treatment is carried out at 44-61 ° C for 5.0 minutes. ! 2. The method according to claim 1, characterized in that sulfuric acid is used with a SO3 monohydrate content of 100 wt.% In an amount providing a volume ratio of acetonitrile: sulfuric acid equal to 1: (0.03-0.05).
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008135049/04A RU2008135049A (en) | 2008-08-27 | 2008-08-27 | METHOD FOR CLEANING ACETONITRIL |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008135049/04A RU2008135049A (en) | 2008-08-27 | 2008-08-27 | METHOD FOR CLEANING ACETONITRIL |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2008135049A true RU2008135049A (en) | 2010-03-10 |
Family
ID=42134713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008135049/04A RU2008135049A (en) | 2008-08-27 | 2008-08-27 | METHOD FOR CLEANING ACETONITRIL |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2008135049A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960966A (en) * | 2020-09-14 | 2020-11-20 | 永华化学股份有限公司 | Preparation method of chromatographic grade acetonitrile |
| RU2825957C1 (en) * | 2024-03-22 | 2024-09-02 | Общество с ограниченной ответственностью "Торговый Дом "ХИММЕД" | Method of purifying acetonitrile from allyl alcohol |
-
2008
- 2008-08-27 RU RU2008135049/04A patent/RU2008135049A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960966A (en) * | 2020-09-14 | 2020-11-20 | 永华化学股份有限公司 | Preparation method of chromatographic grade acetonitrile |
| CN111960966B (en) * | 2020-09-14 | 2022-03-08 | 永华化学股份有限公司 | Preparation method of chromatographic grade acetonitrile |
| RU2825957C1 (en) * | 2024-03-22 | 2024-09-02 | Общество с ограниченной ответственностью "Торговый Дом "ХИММЕД" | Method of purifying acetonitrile from allyl alcohol |
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