GB916557A - Process for the preparation of hexa-organo-distannoxanes - Google Patents

Process for the preparation of hexa-organo-distannoxanes

Info

Publication number
GB916557A
GB916557A GB21783/60A GB2178360A GB916557A GB 916557 A GB916557 A GB 916557A GB 21783/60 A GB21783/60 A GB 21783/60A GB 2178360 A GB2178360 A GB 2178360A GB 916557 A GB916557 A GB 916557A
Authority
GB
United Kingdom
Prior art keywords
water
radical
reaction
triorganotin
azeotrope
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.)
Expired
Application number
GB21783/60A
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of GB916557A publication Critical patent/GB916557A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/22Tin compounds
    • C07F7/2224Compounds having one or more tin-oxygen linkages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Hexa-organo distannoxanes (i.e. bis(triorganotin)oxides) of formula R3Sn-O-SnR3 where R represents an aliphatic, cycloaliphatic, aromatic or aliphatic-aromatic radical are prepared by refluxing a mixture of R3SnCl with an aqueous dispersion of a hydrolysing alkali and an inert organic solvent which forms an azeotrope with water and is insoluble or only slightly soluble in water, and removing the water added and the water formed by azeotropic distillation. Specified organic solvents include petroleum ether, benzene, dipropyl ether, di-isopropyl ether and methyl ethyl ketone. The alkali may be sodium hydroxide, potassium hydroxide, calcium hydroxide, magnesium oxide, sodium carbonate or bicarbonate. The radical R may be a C1-C8 alkyl radical, or a phenyl, tolyl, cyclohexyl or benzyl radical. It is preferred to carry out the reaction at a temperature below 100 DEG C., and also to pass the azeotrope into a separator in which the water is separated allowing the solvent to flow back into the reaction vessel. The salt formed in the reaction is filtered off and the solvent removed from the filtrate by evaporation leaving the bis(triorganotin)oxide as residue.
GB21783/60A 1959-06-23 1960-06-21 Process for the preparation of hexa-organo-distannoxanes Expired GB916557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF28764A DE1084722B (en) 1959-06-23 1959-06-23 Process for the preparation of hexaorganodistannoxanes

Publications (1)

Publication Number Publication Date
GB916557A true GB916557A (en) 1963-01-23

Family

ID=7093008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21783/60A Expired GB916557A (en) 1959-06-23 1960-06-21 Process for the preparation of hexa-organo-distannoxanes

Country Status (3)

Country Link
BE (1) BE592224A (en)
DE (1) DE1084722B (en)
GB (1) GB916557A (en)

Also Published As

Publication number Publication date
BE592224A (en) 1960-12-23
DE1084722B (en) 1960-07-07

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