ZA989559B - Process for the recycle of a waste product of diltiazem synthesis - Google Patents

Process for the recycle of a waste product of diltiazem synthesis

Info

Publication number
ZA989559B
ZA989559B ZA989559A ZA989559A ZA989559B ZA 989559 B ZA989559 B ZA 989559B ZA 989559 A ZA989559 A ZA 989559A ZA 989559 A ZA989559 A ZA 989559A ZA 989559 B ZA989559 B ZA 989559B
Authority
ZA
South Africa
Prior art keywords
recycle
waste product
diltiazem
synthesis
diltiazem synthesis
Prior art date
Application number
ZA989559A
Other languages
English (en)
Inventor
Pietro Allegrini
Gaetano Marchioro
Giuseppe Barreca
Marco Villa
Laura Russo
Original Assignee
Zambon 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 Zambon Spa filed Critical Zambon Spa
Publication of ZA989559B publication Critical patent/ZA989559B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
    • C07C323/62—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D281/00—Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D281/02—Seven-membered rings
    • C07D281/04—Seven-membered rings having the hetero atoms in positions 1 and 4
    • C07D281/08—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
    • C07D281/10—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
ZA989559A 1997-10-22 1998-10-20 Process for the recycle of a waste product of diltiazem synthesis ZA989559B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI002374A IT1295376B1 (it) 1997-10-22 1997-10-22 Processo per il riciclo di un sottoprodotto della sintesi del diltiazem

Publications (1)

Publication Number Publication Date
ZA989559B true ZA989559B (en) 1999-04-22

Family

ID=11378079

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA989559A ZA989559B (en) 1997-10-22 1998-10-20 Process for the recycle of a waste product of diltiazem synthesis

Country Status (17)

Country Link
US (1) US6114523A (fr)
EP (1) EP1025080B1 (fr)
JP (1) JP2001520219A (fr)
KR (1) KR20010031267A (fr)
CN (1) CN1121383C (fr)
AT (1) ATE230724T1 (fr)
AU (1) AU743612B2 (fr)
CA (1) CA2304371A1 (fr)
DE (1) DE69810653T2 (fr)
ES (1) ES2189263T3 (fr)
HU (1) HU225099B1 (fr)
IL (1) IL134534A0 (fr)
IT (1) IT1295376B1 (fr)
PL (1) PL194251B1 (fr)
SK (1) SK284417B6 (fr)
WO (1) WO1999020603A1 (fr)
ZA (1) ZA989559B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7408084B2 (en) * 2002-06-11 2008-08-05 Kaneka Corporation Process for producing optically active β-amino alcohol
CN103755663B (zh) * 2014-01-26 2016-02-24 武汉工程大学 地尔硫卓中间体副产物L-cis-内酰胺的回收工艺
CN110284181A (zh) * 2019-08-07 2019-09-27 山东新华制药股份有限公司 地尔硫卓ab异构体的单晶制备方法
CN112279820B (zh) * 2020-12-18 2021-04-02 苏州开元民生科技股份有限公司 2-(4-甲氧苯基)-3-羟基-2,3-二氢-1,5-苯并硫氮杂卓酮的制备方法
CN118684635B (zh) * 2024-08-22 2024-11-05 苏州开元民生科技股份有限公司 一种地尔硫卓手性中间体的制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236467A (en) * 1967-10-28 1971-06-23 Tanabe Seiyaku Co Benzothiazepine derivatives
EP0059335B1 (fr) * 1981-02-27 1985-05-15 Tanabe Seiyaku Co., Ltd. Procédé pour la préparation des esters de l'acide thréo-hydroxy-2 (méthoxy-4 phényl)-3 (nitro-2 phénylthio)-3 propionique
SE449611B (sv) * 1982-07-09 1987-05-11 Tanabe Seiyaku Co Sett att framstella 1,5-bensotiazepinderivat
IT1152721B (it) * 1982-10-15 1987-01-07 Luso Farmaco Inst Risoluzione ottica dell'acido dl-alfa-2-idrossi-3-(4-metossifenil)-3-(2-amminofeniltio)propionico
IT1230057B (it) * 1989-04-13 1991-09-27 Zambon Spa Processo di risoluzione di intermedi utili per la preparazione di 1,5-benzotiazepine
JPH0798813B2 (ja) * 1989-04-28 1995-10-25 田辺製薬株式会社 1,5―ベンゾチアゼピン誘導体の製法
IT1232306B (it) * 1989-07-27 1992-01-28 Zambon Spa Processo di risoluzione di intermedi utili per la preparazione del diltiazem
IT1237526B (it) * 1989-12-06 1993-06-08 Zambon Spa Processo di preparazione di un intermedio per il diltiazem
JPH085869B2 (ja) * 1990-03-08 1996-01-24 田辺製薬株式会社 1,5−ベンゾチアゼピン誘導体の製法
NL9000763A (nl) * 1990-03-31 1991-10-16 Stamicarbon Werkwijze voor het bereiden van 1,5-benzothiazepine-derivaten.
IT1249318B (it) * 1991-05-23 1995-02-22 Zambon Spa Processo per la preparazione di benzotiazepine per ciclizzazione con acidi fosfonici
FI93741C (fi) * 1993-03-24 1995-05-26 Orion Yhtymae Oy Menetelmä optisesti puhtaitten (2S,3S)- ja (2R,3R)-threo-alkyyli-2-hydroksi-3-(4-metoksifenyyli)-3-(2-X-fenyylitio)propionaattien tai vastaavien asyloitujen yhdisteiden valmistamiseksi
JPH07108982A (ja) * 1993-10-13 1995-04-25 Nippon Shokubai Co Ltd 浮き桟橋

Also Published As

Publication number Publication date
PL194251B1 (pl) 2007-05-31
SK284417B6 (sk) 2005-03-04
AU743612B2 (en) 2002-01-31
CA2304371A1 (fr) 1999-04-29
ES2189263T3 (es) 2003-07-01
IT1295376B1 (it) 1999-05-12
DE69810653D1 (de) 2003-02-13
WO1999020603A1 (fr) 1999-04-29
ITMI972374A1 (it) 1999-04-22
DE69810653T2 (de) 2003-11-13
KR20010031267A (ko) 2001-04-16
SK5602000A3 (en) 2000-09-12
JP2001520219A (ja) 2001-10-30
PL339054A1 (en) 2000-12-04
HUP0100997A2 (hu) 2001-08-28
HU225099B1 (en) 2006-06-28
IL134534A0 (en) 2001-04-30
EP1025080A1 (fr) 2000-08-09
CN1271340A (zh) 2000-10-25
EP1025080B1 (fr) 2003-01-08
US6114523A (en) 2000-09-05
ATE230724T1 (de) 2003-01-15
AU1153199A (en) 1999-05-10
HUP0100997A3 (en) 2002-11-28
CN1121383C (zh) 2003-09-17

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