GB749512A - Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate - Google Patents

Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate

Info

Publication number
GB749512A
GB749512A GB78153A GB78153A GB749512A GB 749512 A GB749512 A GB 749512A GB 78153 A GB78153 A GB 78153A GB 78153 A GB78153 A GB 78153A GB 749512 A GB749512 A GB 749512A
Authority
GB
United Kingdom
Prior art keywords
pantetheine
pantethine
phosphate
treated
oxygen
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
GB78153A
Inventor
James Baddiley
Eric Malcolm Thain
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to GB78153A priority Critical patent/GB749512A/en
Publication of GB749512A publication Critical patent/GB749512A/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
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/08Esters of oxyacids of phosphorus
    • C07F9/09Esters of phosphoric acids
    • C07F9/091Esters of phosphoric acids with hydroxyalkyl compounds with further substituents on alkyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Catalysts (AREA)

Abstract

A product containing pantethine-41-phosphate and/or pantetheine-41-phosphate is made by treating pantethine with a diaralkyl halogenophosphonate under anhydrous conditions in the presence of a tertiary organic base such as a member of the pyridine series, preferably at -40 DEG C. to 0 DEG C., and treating the pantethine-41-diaralkyl phosphate formed, with a hydrogenolysis reagent such as an alkali metal in liquid ammonia followed by treatment with a reducing agent if required, to effect at least partial disulphide-to-thiol reduction. Suitably the hydrogenolysis reagent is used to effect both dearalkylation and also the disulphide-to-thiol reduction. The product may be purified by successive barium salt precipitation, silver salt precipitation and finally repricipitation as the barium salt. The pantethine used as a starting material may be obtained by oxidizing pantetheine, preferably by passing oxygen through a solution of pantetheine in a basic solvent which may for example consist at least in part of a tertiary base of the pyridine series or an alkylene diamine such as ethylene diamine which has cupric hydroxide associated with it. Preferably the starting materials and products are in the D(+) form. In examples (1) oxygen is passed into a solution of pantetheine in pyridine, the product is treated with dibenzylchlorophosphonate followed by reduction with sodium in liquid ammonia and the resulting pantethine - 41 - phosphate and pantetheine-41-phosphate are separated as barium salts and are purified by successive reprecipitation as the silver salts and barium salts; (2) pantetheine is treated with oxygen in ethylene diamine containing cupric hydroxide and the resulting pantethine is treated as in (1).
GB78153A 1953-01-09 1953-01-09 Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate Expired GB749512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB78153A GB749512A (en) 1953-01-09 1953-01-09 Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB78153A GB749512A (en) 1953-01-09 1953-01-09 Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate

Publications (1)

Publication Number Publication Date
GB749512A true GB749512A (en) 1956-05-30

Family

ID=9710394

Family Applications (1)

Application Number Title Priority Date Filing Date
GB78153A Expired GB749512A (en) 1953-01-09 1953-01-09 Improvements in or relating to the manufacture of pantetheine-4-phosphate and pantethine-4-phosphate

Country Status (1)

Country Link
GB (1) GB749512A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030727A1 (en) 2009-09-11 2011-03-17 第一ファインケミカル株式会社 External preparation containing pantethine phosphate ester

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030727A1 (en) 2009-09-11 2011-03-17 第一ファインケミカル株式会社 External preparation containing pantethine phosphate ester

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