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
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 (en) 2012-08-31 2013-08-21 Method for purifying acetonitrile

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 (en)
KR (1) KR101779678B1 (en)
CN (1) CN104603101B (en)
IN (1) IN2015DN01264A (en)
SA (1) SA515360073B1 (en)
SG (1) SG11201501216XA (en)
TW (1) TWI488834B (en)
WO (1) WO2014034500A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104058994B (en) * 2014-07-02 2016-07-06 中国计量科学研究院 High-purity acetonitrile and preparation method thereof and device
CN104193651B (en) * 2014-08-15 2017-01-18 江苏九天高科技股份有限公司 Refining method and device for synthesizing acetonitrile from acetic acid by ammoniation
KR102256553B1 (en) * 2015-08-26 2021-05-25 차이나 페트로리움 앤드 케미컬 코포레이션 Method for refining acetonitrile, system thereof, and method for reutilizing acid waste water
CN106316882B (en) * 2016-07-27 2018-01-30 中国计量科学研究院 A kind of preparation method of electron level acetonitrile
CN109374795A (en) * 2018-09-20 2019-02-22 福建中医药大学 A method of reducing acetonitrile evaporative light scattering detector noise

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881816A (en) * 1972-02-12 1973-11-01
JPS55153757A (en) * 1979-05-18 1980-11-29 Asahi Chem Ind Co Ltd Purification of crude acetonitrile by dehydration
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
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 (en) * 1998-10-20 2000-05-09 Asahi Chem Ind Co Ltd Method for reusing alkali
CN1102575C (en) * 2000-06-15 2003-03-05 中国石油化工集团公司 Method for removing micro hydrocyanic acid in the course of refining high-purity acetonitrile
WO2006121081A1 (en) * 2005-05-10 2006-11-16 Asahi Kasei Chemicals Corporation High-purity acetonitrile and process for producing the same

Also Published As

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

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