FR2262655A1 - Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn. - Google Patents

Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn.

Info

Publication number
FR2262655A1
FR2262655A1 FR7407074A FR7407074A FR2262655A1 FR 2262655 A1 FR2262655 A1 FR 2262655A1 FR 7407074 A FR7407074 A FR 7407074A FR 7407074 A FR7407074 A FR 7407074A FR 2262655 A1 FR2262655 A1 FR 2262655A1
Authority
FR
France
Prior art keywords
isoprene
distn
acetone
mixt
isopentane
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.)
Granted
Application number
FR7407074A
Other languages
English (en)
French (fr)
Other versions
FR2262655B1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise de Raffinage SA
Original Assignee
Compagnie Francaise de Raffinage SA
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 Compagnie Francaise de Raffinage SA filed Critical Compagnie Francaise de Raffinage SA
Priority to FR7407074A priority Critical patent/FR2262655A1/fr
Publication of FR2262655A1 publication Critical patent/FR2262655A1/fr
Application granted granted Critical
Publication of FR2262655B1 publication Critical patent/FR2262655B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00—Aliphatic unsaturated hydrocarbons
    • C07C11/12—Alkadienes
    • C07C11/173—Alkadienes with five carbon atoms
    • C07C11/18—Isoprene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/06—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7407074A 1974-03-01 1974-03-01 Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn. Granted FR2262655A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7407074A FR2262655A1 (en) 1974-03-01 1974-03-01 Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7407074A FR2262655A1 (en) 1974-03-01 1974-03-01 Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn.

Publications (2)

Publication Number Publication Date
FR2262655A1 true FR2262655A1 (en) 1975-09-26
FR2262655B1 FR2262655B1 (enExample) 1978-01-06

Family

ID=9135686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7407074A Granted FR2262655A1 (en) 1974-03-01 1974-03-01 Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn.

Country Status (1)

Country Link
FR (1) FR2262655A1 (enExample)

Also Published As

Publication number Publication date
FR2262655B1 (enExample) 1978-01-06

Similar Documents

Publication Publication Date Title
ES462370A1 (es) Un procedimiento continuo para la produccion de acido teref-talico.
ES8101044A1 (es) Procedimiento para la depuracion de soluciones organicas de peracidos carboxilicos
FR2262655A1 (en) Isoprene purifcn. from mixt. contg. acetone - by adding isopentane and distn.
GB841323A (en) Improvements in or relating to the manufacture of hydrogen peroxide
GB1017605A (en) Improvements in or relating to the preparation of dialkyl terephthalates
GB1283317A (en) Separation of 2-chloro-1,3-butadiene
GB1058543A (en) 16-methylene-steroids
GB1501997A (en) Process for the purification of decane dicarboxylic acid-(1,10)
GB695170A (en) Method of purifying organic compounds
GB1496098A (en) Spiranic derivative useful as perfuming and flavour-modifying ingredient
GB949706A (en) Process for the production of diolefines with terminal unconjugated double linkages
GB905854A (en) Production of t-butyl acetate
ES395783A1 (es) Un procedimiento para la obtencion de anhidrido maleico pu-ro.
GB1495481A (en) Process for the obtaining of isobutylene of high purity
US1994131A (en) Process for the production of cineol
SU397500A1 (ru) Фонд экспертов
BG27881A3 (en) Method of cobalt regenerating from destilation waste products by the dimethyltereptalate production
GB951663A (en) Process for the preparation of 6-deoxy-6-demethyl-6-methylene-5-oxytetracycline
GB1391588A (en) Production of monovinylacetylene
GB602833A (en) Improvements in or relating to saccharification of cellulosic materials
GB769270A (en) A process for the production of butane-1,2,4-tricarboxylic acid
FR2128968A6 (en) Purification of wet-process phosphoric acid - by extraction - with part water-misc organic solvent
GB1199041A (en) Purification of Phosphoric Acid
IE39845B1 (en) A process for the production of dinitro-anthraquinones
GB1027893A (en) Process for preparing dimethylindans and products containing dimethylindans when prepared by said process

Legal Events

Date Code Title Description
ST Notification of lapse