SG11201501216XA - Method for purifying acetonitrile - Google Patents

Method for purifying acetonitrile

Info

Publication number
SG11201501216XA
SG11201501216XA SG11201501216XA SG11201501216XA SG11201501216XA SG 11201501216X A SG11201501216X A SG 11201501216XA SG 11201501216X A SG11201501216X A SG 11201501216XA SG 11201501216X A SG11201501216X A SG 11201501216XA SG 11201501216X A SG11201501216X A SG 11201501216XA
Authority
SG
Singapore
Prior art keywords
purifying acetonitrile
acetonitrile
purifying
Prior art date
Application number
SG11201501216XA
Other languages
English (en)
Inventor
Kazuhiko Sano
Takamasa Ito
Original Assignee
Asahi Kasei Chemicals Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Asahi Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Publication of SG11201501216XA publication Critical patent/SG11201501216XA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/03—Mononitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SG11201501216XA 2012-08-31 2013-08-21 Method for purifying acetonitrile SG11201501216XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012192215 2012-08-31
PCT/JP2013/072323 WO2014034500A1 (ja) 2012-08-31 2013-08-21 アセトニトリルの精製方法

Publications (1)

Publication Number Publication Date
SG11201501216XA true SG11201501216XA (en) 2015-05-28

Family

ID=50183315

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201501216XA SG11201501216XA (en) 2012-08-31 2013-08-21 Method for purifying acetonitrile

Country Status (8)

Country Link
JP (1) JP6038157B2 (ja)
KR (1) KR101779678B1 (ja)
CN (1) CN104603101B (ja)
IN (1) IN2015DN01264A (ja)
SA (1) SA515360073B1 (ja)
SG (1) SG11201501216XA (ja)
TW (1) TWI488834B (ja)
WO (1) WO2014034500A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104058994B (zh) * 2014-07-02 2016-07-06 中国计量科学研究院 高纯乙腈及其制备方法和装置
CN104193651B (zh) * 2014-08-15 2017-01-18 江苏九天高科技股份有限公司 一种用于醋酸氨化合成乙腈的精制方法及装置
TWI740840B (zh) * 2015-08-26 2021-10-01 大陸商中國石油化工科技開發有限公司 乙腈精製方法、乙腈精製系統及酸性廢水的再利用方法
CN106316882B (zh) * 2016-07-27 2018-01-30 中国计量科学研究院 一种电子级乙腈的制备方法
CN109374795A (zh) * 2018-09-20 2019-02-22 福建中医药大学 一种降低乙腈蒸发光散射检测器噪音的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881816A (ja) * 1972-02-12 1973-11-01
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
JPS55153757A (en) * 1979-05-18 1980-11-29 Asahi Chem Ind Co Ltd Purification of crude acetonitrile by dehydration
JPS55129257A (en) * 1979-03-28 1980-10-06 Asahi Chem Ind Co Ltd Purification of acetonitrile containing hydrogen cyanide
GB2249308B (en) * 1990-10-30 1994-05-18 G K Analytical Sciences Limite Solvent purification
JP2000128847A (ja) * 1998-10-20 2000-05-09 Asahi Chem Ind Co Ltd アルカリの再使用方法
CN1102575C (zh) * 2000-06-15 2003-03-05 中国石油化工集团公司 高纯乙腈精制中微量氢氰酸脱除方法
EP1882682B1 (en) * 2005-05-10 2015-07-08 Asahi Kasei Chemicals Corporation High-purity acetonitrile and process for producing the same

Also Published As

Publication number Publication date
KR20150027281A (ko) 2015-03-11
CN104603101A (zh) 2015-05-06
KR101779678B1 (ko) 2017-09-18
WO2014034500A1 (ja) 2014-03-06
CN104603101B (zh) 2017-03-01
TW201414706A (zh) 2014-04-16
SA515360073B1 (ar) 2016-02-13
JPWO2014034500A1 (ja) 2016-08-08
IN2015DN01264A (ja) 2015-07-03
JP6038157B2 (ja) 2016-12-07
TWI488834B (zh) 2015-06-21

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