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Volumn 3, Issue 8, 2006, Pages 634-639

A practical synthesis of thio-bisphosphonic acids for the treatment of arthritis, based on the chemistry of tetraethyl methylene-1,1-bisphosphonate

Author keywords

Arthritis inflammatory; Cyclic and acyclic cis disulfides; Shiff bases; Sulfur containing bisphosphonic acids

Indexed keywords


EID: 33750046615     PISSN: 15701786     EISSN: None     Source Type: Journal    
DOI: 10.2174/157017806778559536     Document Type: Article
Times cited : (13)

References (31)
  • 1
    • 0033482823 scopus 로고    scopus 로고
    • 144-146, a review and references therein cited
    • Russell, R.G. Phos. Sulf. and Silicon, 1999, 144-146, 793-830, a review and references therein cited.
    • (1999) Phos. Sulf. and Silicon , pp. 793-830
    • Russell, R.G.1
  • 19
    • 33750036760 scopus 로고    scopus 로고
    • note
    • 4. After removal of the solvent, under vacuum, the resulting residue was chromatographed on silica gel (n-hexane/AcOEt) to give compounds 4a, 6a, 9a, 10a, and 12a. Percentage yields; physical and spectral data of the products are listed in Tables 1 and 2.
  • 20
  • 26
    • 0001146570 scopus 로고
    • In Bijivoet, O.; Fleisch, H.A.; Canfield, R.E.; Russell, R.G.G. (Eds), Elsvier, Amesterdam
    • Ebetino, F.H.; Dansereau, S.M. In Bisphosphonates on Bones, Bijivoet, O.; Fleisch, H.A.; Canfield, R.E.; Russell, R.G.G. (Eds), Elsvier, Amesterdam, 1995; pp. 139-154.
    • (1995) Bisphosphonates on Bones , pp. 139-154
    • Ebetino, F.H.1    Dansereau, S.M.2
  • 27
    • 33750083114 scopus 로고    scopus 로고
    • note
    • 2, the solid was filtered, washed twice with ethanol to give the required thio-bisphosphonic acid 4b, 6b, 9b, 10b, or 12b. Percentage yields; physical and spectral data are listed in Tables 1 and 2.
  • 28
    • 33750068042 scopus 로고
    • PCT Int. Appl. WO 9419, 359 (Cl. C07F9/ 40)1994 JP; Chem. Abstr
    • Takanisha, K; Chiro, H.; Kawabe, N. PCT Int. Appl. WO 9419, 359 (Cl. C07F9/ 40)1994 JP; Chem. Abstr., 1995, 123, 1152.
    • (1995) , vol.123 , pp. 1152
    • Takanisha, K.1    Chiro, H.2    Kawabe, N.3
  • 30
    • 33750077669 scopus 로고    scopus 로고
    • note
    • 3), dried, and evaporated till dryness. The precipitate was washed with EtOH, and filtered to give the BP 14a. Hydrolysis of 14a with conc. HCl (15 h) as previously described [15] yielded 14b. Physical and spectroscopic results of 14a and 14b are given in Tables 1 and 2.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.