ITFI910003A1 - Procedimento per la preparazione di acidi difosfonici e loro sali - Google Patents

Procedimento per la preparazione di acidi difosfonici e loro sali

Info

Publication number
ITFI910003A1
ITFI910003A1 IT000003A ITFI910003A ITFI910003A1 IT FI910003 A1 ITFI910003 A1 IT FI910003A1 IT 000003 A IT000003 A IT 000003A IT FI910003 A ITFI910003 A IT FI910003A IT FI910003 A1 ITFI910003 A1 IT FI910003A1
Authority
IT
Italy
Prior art keywords
salts
preparation
procedure
diphosphonic acids
phosphorous acid
Prior art date
Application number
IT000003A
Other languages
English (en)
Inventor
Giuseppe Guainai-Ricci
Sergio Rosini
Original Assignee
Gentili Ist Spa
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 Gentili Ist Spa filed Critical Gentili Ist Spa
Publication of ITFI910003A0 publication Critical patent/ITFI910003A0/it
Priority to ITFI910003A priority Critical patent/IT1246992B/it
Priority to DK92830001.1T priority patent/DK0494844T3/da
Priority to AT92830001T priority patent/ATE121410T1/de
Priority to DE69202062T priority patent/DE69202062T2/de
Priority to ES92830001T priority patent/ES2072126T3/es
Priority to EP92830001A priority patent/EP0494844B1/en
Priority to CA002058905A priority patent/CA2058905A1/en
Priority to JP4000676A priority patent/JP3046438B2/ja
Publication of ITFI910003A1 publication Critical patent/ITFI910003A1/it
Application granted granted Critical
Publication of IT1246992B publication Critical patent/IT1246992B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)

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)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ITFI910003A 1991-01-08 1991-01-08 Procedimento per la preparazione di acidi difosfonici e loro sali IT1246992B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ITFI910003A IT1246992B (it) 1991-01-08 1991-01-08 Procedimento per la preparazione di acidi difosfonici e loro sali
ES92830001T ES2072126T3 (es) 1991-01-08 1992-01-02 Procedimiento para la preparacion de acidos difosfonicos y sus sales.
AT92830001T ATE121410T1 (de) 1991-01-08 1992-01-02 Verfahren zur herstellung von diphosphonsäuren und salzen davon.
DE69202062T DE69202062T2 (de) 1991-01-08 1992-01-02 Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon.
DK92830001.1T DK0494844T3 (da) 1991-01-08 1992-01-02 Fremgangsmåde til fremstilling af diphosphonsyre og salte deraf
EP92830001A EP0494844B1 (en) 1991-01-08 1992-01-02 Process for the preparation of diphosphonic acids and salts thereof
CA002058905A CA2058905A1 (en) 1991-01-08 1992-01-07 Process for the preparation of diphosphonic acids and salts thereof
JP4000676A JP3046438B2 (ja) 1991-01-08 1992-01-07 アミノジホスホン酸類の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITFI910003A IT1246992B (it) 1991-01-08 1991-01-08 Procedimento per la preparazione di acidi difosfonici e loro sali

Publications (3)

Publication Number Publication Date
ITFI910003A0 ITFI910003A0 (it) 1991-01-08
ITFI910003A1 true ITFI910003A1 (it) 1992-07-08
IT1246992B IT1246992B (it) 1994-12-12

Family

ID=11349414

Family Applications (1)

Application Number Title Priority Date Filing Date
ITFI910003A IT1246992B (it) 1991-01-08 1991-01-08 Procedimento per la preparazione di acidi difosfonici e loro sali

Country Status (8)

Country Link
EP (1) EP0494844B1 (it)
JP (1) JP3046438B2 (it)
AT (1) ATE121410T1 (it)
CA (1) CA2058905A1 (it)
DE (1) DE69202062T2 (it)
DK (1) DK0494844T3 (it)
ES (1) ES2072126T3 (it)
IT (1) IT1246992B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044893C (zh) * 1993-09-01 1999-09-01 坂东化学株式会社 薄膜展宽装置用皮带
CA2197267C (en) * 1997-02-11 2000-02-08 Yong Tao Process for the production of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof
ES2153794B1 (es) * 1999-08-06 2001-10-16 Medichem Sa Procedimiento para la obtencion del acido 4-amino-1-hidroxibutiliden-1,1-bisfosfonico y de su sal monosodica trihidratada.
PE20011061A1 (es) 2000-02-01 2001-11-20 Procter & Gamble Cristalizacion selectiva del acido 3-piridil-1-hidroxi-etiliden-1,1-bisfosfonico sodio como el hemipentahidrato o el monohidrato
PE20011065A1 (es) * 2000-02-01 2001-11-21 Procter & Gamble Proceso para fabricar bisfosfonatos geminales
HUP0300227A2 (hu) 2003-01-28 2004-09-28 Richter Gedeon Vegyészeti Gyár Rt. Eljárás nagy tisztaságú 2-szubsztituált -1-(hidroxi-etilidén)-1,1-biszfoszfonsavak és sóik előállítására
EP3553067A1 (en) 2018-04-10 2019-10-16 Abiogen Pharma S.p.A. Polymorph of sodium neridronate and preparation process thereof
IT201900008391A1 (it) * 2019-06-07 2020-12-07 Abiogen Pharma Spa Procedimento di preparazione del polimorfo f di sodio neridronato

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3016289A1 (de) * 1980-04-28 1981-10-29 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von omega -amino-1-hydroxyalkyliden-1,1-bis-phosphonsaeuren
IT1196315B (it) * 1984-10-29 1988-11-16 Gentili Ist Spa Procedimento per la preparazione di acidi difosfonici

Also Published As

Publication number Publication date
JPH04342596A (ja) 1992-11-30
DE69202062T2 (de) 1995-12-14
EP0494844A1 (en) 1992-07-15
ES2072126T3 (es) 1995-07-01
JP3046438B2 (ja) 2000-05-29
DK0494844T3 (da) 1995-07-10
CA2058905A1 (en) 1992-07-09
DE69202062D1 (de) 1995-05-24
ATE121410T1 (de) 1995-05-15
ITFI910003A0 (it) 1991-01-08
EP0494844B1 (en) 1995-04-19
IT1246992B (it) 1994-12-12

Similar Documents

Publication Publication Date Title
LV11471A (lv) Panemiens 4-amino-1-hidroksibutilidin-1,1-difosforskabes salu iegusanai
HUT46332A (en) Process for producing aromatically substituted aza-cycloalkyl-alkane-diphosphonic acids
ITFI910003A1 (it) Procedimento per la preparazione di acidi difosfonici e loro sali
DE69311675D1 (de) Umwandlung von Hydroxymethyl Iminodiessigsäure in Phosphonomethyl Iminodiessigsäure
DE3664212D1 (en) Process for preparing l-homoalanin-4-yl(methyl)-phosphinic acids, as well as their alkyl esters
SG47054A1 (en) New process for the production of ceftriaxone
ES445591A1 (es) Procedimiento para la obtencion de derivados de 4-oxo-hexa- hidro-pirazi-noisoquinolina.
AU1876688A (en) Process for synthesis of aminomethylene phosphonoalkylphosphinates
HUT40090A (en) New process for production of derivatives of hh-1,2,4-triasole
DE69415784D1 (de) Substituierte Phosphorsäuren
HUT46701A (en) Process for producing alpha-amino-alkyl-phosphonic acids
ATE110730T1 (de) Verfahren zur herstellung von cephalosporinen.
NO961540D0 (no) Fremgangsmåte for fremstilling av metandifosfonsyre-forbindelser
TR22812A (tr) Maleik asit yan ester'lerine fosfinik asit katilma ueruenleri,bunlarin imal edilmesine mahsus usul ve bunlarin kullanilmasi
FR2683222B1 (fr) Procede de production d'acides, de sels et/ou esters aminoalcanephosphoniques.
WO1995019341A3 (en) Process for making 5-nitrobarbituric acid and salts thereof
HUT38938A (en) Process for production of derivatives of new e-nor eburnan
FI91636B (fi) Menetelmä antibakteeristen kinoloniyhdisteiden valmistamiseksi
DK161599C (da) Fremgangsmaade til fremstilling af lysergsyreestere

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970128