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103577-45-3

Basic Information
CAS No.: 103577-45-3
Name: Lansoprazole
Molecular Structure:
Molecular Structure of 103577-45-3 (Lansoprazole)
Formula: C16H14F3N3O2S
Molecular Weight: 369.36
Synonyms: Amarin;Promp;Monolitum;Lanz;Prevacid (TN);Ulpax;Lansoprazolum [INN-Latin];Takepron;Blason;2-(((3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl)methyl)sulfinyl)benzimidazole;Ilsatec;A 65006;Bamalite;Prevacid SoluTab;Lansopep;2-(((3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)sulfinyl)-1H-benzimidazole;Limpidex;Pro Ulco;Zoton;Lanproton;Lansoprazol [INN-Spanish];Lansoprazole [USAN:BAN:INN];Ogastro;1H-Benzimidazole, 2-(((3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)sulfinyl)-;AG 1749;Dakar;1H-Benzimidazole,2-[[[3-methyl-4-(2,2,2- trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-;Agopton;2-[[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methylsulfinyl]-1H-benzoimidazole;Prosogan;
EINECS: 2017-001-1
Density: 1.5 g/cm3
Melting Point: 178-182 °C
Boiling Point: 555.8 °C at 760 mmHg
Flash Point: 289.9 °C
Solubility:
Appearance: white crystalline powder
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26-36
Transport Information:
PSA: 87.08000
LogP: 4.38090
Synthetic route
103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With 2C5H8N2*VO2F; dihydrogen peroxide In ethanol at 10 - 15℃; for 2h; Temperature; Industrial scale;100%
With dihydrogen peroxide; methyltrioxorhenium(VII) In 2,2,2-trifluoroethanol; water at 0℃; for 1h; Product distribution / selectivity;98%
With magnesium monoperoxyphthalate hexahydrate In ethanol; water at -20 - -10℃; for 4h;95%

3-methyl-4-(2,2,2-trifluoroethoxy)-2-chloromethylpyridine hydrochloride

134469-07-1

Benzimidazol-2-thiol

103577-45-3

lansoprasole

Conditions
ConditionsYield
Stage #1: 3-methyl-4-(2,2,2-trifluoroethoxy)-2-chloromethylpyridine hydrochloride; Benzimidazol-2-thiol With carboxy chlorine; sodium carbonate In methanol at 64℃; for 3h;
Stage #2: With titanium(IV) isopropylate In water; toluene at 28 - 55℃; for 1.83333h; Temperature; Solvent; Reagent/catalyst; Further stages;
98%

lansoprazole hydrate acetonitrile solvate

103577-45-3

lansoprasole

Conditions
ConditionsYield
With ammonia In water; acetonitrile at 0 - 40℃; for 3.5h; Product distribution / selectivity;95.2%
With ammonia In water; acetone at 30 - 35℃; Product distribution / selectivity;79%
In water at 15 - 30℃; Product distribution / selectivity;

lansoprazole sulphide hydrate

180330-54-5

water ethanol

103577-45-3

lansoprasole

Conditions
ConditionsYield
With dihydrogen peroxide; sodium thiosulfate In vanadium(V) oxide; dichloromethane; tert-butyl alcohol93.2%
With dihydrogen peroxide; sodium thiosulfate In vanadium(V) oxide; dichloromethane; tert-butyl alcohol93.2%
With sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid In ethanol; chloroform
207790-96-3

iansoprazole ethanol hydrate

103577-45-3

lansoprasole

Conditions
ConditionsYield
In water at 40℃; Product distribution / selectivity;93%
With triethylamine In water; acetonitrile at 35℃; Product distribution / selectivity;92%
In water; acetonitrile at 35℃; Product distribution / selectivity;92%

2-({[3-methyl-4-(2,2,2-trifluoroethoxy)-1,4-dihydropyridin-2-yl]methyl}sulfinyl)-1H-benzimidazole

103577-45-3

lansoprasole

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid In toluene at 0 - 10℃; for 9h; Solvent; Reagent/catalyst; Temperature;93%

2-[(RS)-[(4-chloro-3-methylpyridin-2-yl)methyl]sulfinyl]-1H-benzimidazole

75-89-8

2,2,2-trifluoroethanol

420-87-1

sodium 2,2,2-trifluoroethanolate

103577-45-3

lansoprasole

Conditions
ConditionsYield
In dimethyl sulfoxide at 90 - 100℃; Solvent; Large scale;92.1%

lansoprazole sulphide hydrate

Vanadium(IV) acetylacetonate

Vanadium(IV) acetylacetonate

180330-54-5

water ethanol

103577-45-3

lansoprasole

Conditions
ConditionsYield
With dihydrogen peroxide; sodium thiosulfate In ethanol91%
With dihydrogen peroxide; sodium thiosulfate In ethanol91%
75-89-8

2,2,2-trifluoroethanol

2-(((4-nitro-3-methyl-2-pyridyl)methyl)sulfinyl)benzimidazole

420-87-1

sodium 2,2,2-trifluoroethanolate

103577-45-3

lansoprasole

Conditions
ConditionsYield
In dimethyl sulfoxide at 90 - 100℃; Solvent; Large scale;90.8%

sodium vanadate

lansoprazole sulphide hydrate

180330-54-5

water ethanol

103577-45-3

lansoprasole

Conditions
ConditionsYield
With dihydrogen peroxide; sodium thiosulfate In ethanol90.5%
With dihydrogen peroxide; sodium thiosulfate In ethanol90.5%
788133-24-4

vanadium(V) oxide

lansoprazole sulphide hydrate

180330-54-5

water ethanol

103577-45-3

lansoprasole

Conditions
ConditionsYield
With dihydrogen peroxide; sodium thiosulfate In ethanol89.5%
With dihydrogen peroxide; sodium thiosulfate In ethanol89.5%
666727-70-4

2-[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]thio]-1H-benzimidazole

103577-45-3

lansoprasole

Conditions
ConditionsYield
Stage #1: 2-[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]thio]-1H-benzimidazole With tert.-butylhydroperoxide; vanadium(III) 2,4-pentanedionate In ethanol at 5℃; for 6h;
Stage #2: With ammonia; sodium sulfite In ethanol; water at 25℃; for 17h; pH=8 - 8.5;
85%
103577-40-8

lansoprazole sulfide

A

103577-45-3

lansoprasole

B

Lansoprazole sulfone

Conditions
ConditionsYield
With tert.-butylhydroperoxide; vanadium acetyl acetonate In ethanol at 5℃; for 4h; Purification / work up;A 79%
B 0.3%
Stage #1: lansoprazole sulfide With tert.-butylhydroperoxide; vanadium acetyl acetonate In ethanol at 5℃; for 6h;
Stage #2: With ammonium hydroxide In water at 25℃; for 17h; pH=8 - 8.5; Purification / work up; Alkaline aqueous solution;
A n/a
B 0.15%
aqueous sodium metabisulphate

aqueous sodium metabisulphate

(acac)2

(acac)2

aqueous tert-butyl hydroperoxide (TBHP)

aqueous tert-butyl hydroperoxide (TBHP)

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
In ethanol79%
163119-30-0

2-[[(3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl-1-oxide)methyl]sulfanyl]-1H-benzoimidazole

103577-45-3

lansoprasole

Conditions
ConditionsYield
sodium(hydrogen ethylenediaminetetraacetato)ruthenium(III)Cl} In ethanol; water at 50℃; for 1h;50%
{Ru[(EDTA)H]Cl}Na In ethanol; water at 50℃; for 1h;50%
37699-43-7

2,3-dimethyl-4-nitropyridine N-oxide

103577-45-3

lansoprasole

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 94 percent / tert-BuOK / 42 h / 50 - 60 °C
2: 1) Ac2O, conc. H2SO4, 2) aq. NaOH / 1) 100-120 deg C, 5 h, 2) MeOH, rt, 3 h
3: 1) SOCl2, 2) MeONa / 1) CHCl3, reflux, 20 min, 2) MeOH, reflux, 1 h
4: 45 percent / m-chloroperbenzoic acid / CHCl3 / ice-cooling
View Scheme
103577-66-8

2-Hydroxymethyl-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine

103577-45-3

lansoprasole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1) SOCl2, 2) MeONa / 1) CHCl3, reflux, 20 min, 2) MeOH, reflux, 1 h
2: 45 percent / m-chloroperbenzoic acid / CHCl3 / ice-cooling
View Scheme
Multi-step reaction with 3 steps
1: Triphenylphosphine oxide; bis(trichloromethyl) carbonate / toluene / 6 h / 20 - 60 °C
2: sodium hydroxide / ethanol / 2 h / Reflux
3: 3-chloro-benzenecarboperoxoic acid / ethyl acetate / 0.5 h / -5 - 20 °C
View Scheme
103577-61-3

2,3-dimethyl-4-(2,2,2-trifluoroethoxy)-pyridine N-oxide

103577-45-3

lansoprasole

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 1) Ac2O, conc. H2SO4, 2) aq. NaOH / 1) 100-120 deg C, 5 h, 2) MeOH, rt, 3 h
2: 1) SOCl2, 2) MeONa / 1) CHCl3, reflux, 20 min, 2) MeOH, reflux, 1 h
3: 45 percent / m-chloroperbenzoic acid / CHCl3 / ice-cooling
View Scheme
408332-88-7

Diethyl tartrate

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; ethyl acetate
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene

lansoprazole sulphide hydrate

103577-45-3

lansoprasole

Conditions
ConditionsYield
With urea hydrogen peroxide adduct; vanadium(V) oxytrifluoride In 1-methyl-pyrrolidin-2-one at 0 - 20℃; Product distribution / selectivity;
1116-76-3

Tri-n-octylamine

408332-88-7

Diethyl tartrate

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene
405897-14-5

dimethyl tartrate

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene
344268-32-2

dibutyl tartrate

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene
13811-71-7

diethyl (2S,3S)-tartrate

103577-40-8

lansoprazole sulfide

103577-45-3

lansoprasole

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; isopropylbenzene hydroperoxide; titanium(IV) isopropylate In water; toluene0.63 g (29%)
75-89-8

2,2,2-trifluoroethanol

(R)-2-(4-methanesulfonyl-3-methyl-pyridin-2-ylmethanesulfinyl)-1H-benzimidazole

103577-45-3

lansoprasole

Conditions
ConditionsYield
Stage #1: 2,2,2-trifluoroethanol With potassium tert-butylate In N,N-dimethyl-formamide at 25 - 30℃;
Stage #2: (R)-2-(4-methanesulfonyl-3-methyl-pyridin-2-ylmethanesulfinyl)-1H-benzimidazole In N,N-dimethyl-formamide at 25 - 30℃; for 24h;
Stage #3: With acetic acid In water; N,N-dimethyl-formamide at 0 - 10℃; pH=7.0 - 7.5;

C26H28F3N3O5S2

103577-45-3

lansoprasole

Conditions
ConditionsYield
Stage #1: C26H28F3N3O5S2 With sodium hydroxide In methanol; water at 30℃; for 0.916667h;
Stage #2: With acetic acid pH=7;

(S)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole (S)-1,1'-binaphthyl-2,2'-diyl hydrogen phosphate

103577-45-3

lansoprasole

Conditions
ConditionsYield
With sodium hydrogencarbonate In ethyl acetate at 5 - 10℃; for 0.5h;

(R)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole (R)-1,1'-binaphthyl-2,2'-diyl hydrogen phosphate

103577-45-3

lansoprasole

Conditions
ConditionsYield
With sodium hydrogencarbonate In ethyl acetate at 5 - 10℃; for 0.5h;
128430-66-0

2-(chloromethyl)-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine

134469-07-1

Benzimidazol-2-thiol

103577-45-3

lansoprasole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium hydroxide / water / Flow reactor
2: sodium hypochlorite; sodium hydroxide / water; acetonitrile / Flow reactor; Large scale
View Scheme
Multi-step reaction with 2 steps
1: potassium hydroxide / 1,2-dimethoxyethane / 8 h / 50 °C
2: 3-chloro-benzenecarboperoxoic acid / chloroform / 0 °C
View Scheme
69986-21-6

2-[p-(chlorosulfonyl)phenoxy]acetamide

103577-45-3

lansoprasole

259183-34-1

2-(4-{[2-({[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]methyl}sulfinyl)benzimidazol-1-yl]sulfonyl}phenoxy)acetamide

Conditions
ConditionsYield
Inert atmosphere; Basic conditions;96%
With triethylamine In dichloromethane
67-48-1

choline chloride

103577-45-3

lansoprasole

2-[3-methyl-4-(2,2,2-trifluoroethoxy)-pyridin-2-ylmethanesulfinyl]-1H-benzoimidazole choline salt

Conditions
ConditionsYield
With sodium hydroxide In ethanol at 20℃; for 24h;94%
651728-13-1

(4-chlorosulfonylphenoxy)acetic acid 2-(toluene-4-sulfonyl)ethyl ester

103577-45-3

lansoprasole

(4-{2-[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-ylmethanesulfinyl]-benzimidazole-1-sulfonyl}phenoxy)acetic acid 2-(toluene-4-sulfonyl)ethyl ester

Conditions
ConditionsYield
With sodium hydride; sodium hydrogencarbonate In dichloromethane at 20℃;94%
Stage #1: lansoprasole With sodium hydride In dichloromethane at 20℃; Inert atmosphere;
Stage #2: (4-chlorosulfonylphenoxy)acetic acid 2-(toluene-4-sulfonyl)ethyl ester With sodium hydrogencarbonate In dichloromethane Inert atmosphere;
94%
651728-35-7

6-[2-(4-chlorosulfonyl-phenoxy)-acetylamino]-n-hexanoic acid 2-(3-nitro-benzenesulfonyl)ethyl ester

103577-45-3

lansoprasole

6-[2-(4-{2-[3-methyl-4-(2,2,2-trifluoro-ethoxy)-pyridin-2-ylmethanesulfinyl]-benzimidazole-1-sulfonyl}-phenoxy)-acetylamino]-n-hexanoic acid 2-(3-nitro-benzenesulfonyl)ethyl ester

Conditions
ConditionsYield
With sodium hydride In dichloromethane at 20℃; for 2h;94%
259183-87-4

2-[p-(chlorosulfonyl)phenoxy]-N-(2-pyridyl)acetamide

103577-45-3

lansoprasole

259183-03-4

2-(4-{[2-({[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]methyl}sulfinyl)benzimidazol-1-yl]sulfonyl}-phenoxy)-N-(2-pyridyl)acetamide

Conditions
ConditionsYield
Inert atmosphere; Basic conditions;94%
With triethylamine In dichloromethane
651728-20-0

2-(4-chlorosulfonylphenoxy)butyric acid 2-(toluene-4-sulfonyl)ethyl ester

103577-45-3

lansoprasole

2-(4-{2-[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-ylmethanesulfinyl]benzoimidazole-1-sulfonyl}phenoxy)butyric acid 2-(toluene-4-sulfonyl)ethyl ester

Conditions
ConditionsYield
With sodium hydride In dichloromethane at 20℃; for 2h;93%
Stage #1: lansoprasole With sodium hydride In dichloromethane at 20℃; Inert atmosphere;
Stage #2: 2-(4-chlorosulfonylphenoxy)butyric acid 2-(toluene-4-sulfonyl)ethyl ester In dichloromethane at 20℃; Inert atmosphere;
93%

neodymium(III) nitrate hexahydrate

103577-45-3

lansoprasole

66-22-8

uracil

[Nd2([[[3-methyl-4-(2,2,2-trifluoroethoxy)pyridine-2-yl]methyl]sulfinyl]-1H-benzimidazole)(uracil)·4H2O]NO4·nH2O

Conditions
ConditionsYield
In ethanol; water at 80℃;93%
18531-94-7

(R)-1,1'-Bi-2-naphthol

103577-45-3

lansoprasole

(R)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole R-(+)-2,2'-dihydroxy-1,1'-binaphthyl

Conditions
ConditionsYield
In dichloromethane at 20 - 40℃; Resolution of racemate;92.55%
In dichloromethane at 20 - 40℃;92.55%
In dichloromethane at 20 - 40℃;92.55%
103577-45-3

lansoprasole

7758-99-8

copper(II) sulfate

C16H14F3N3O2S*Cu(2+)*2C5H5N5*(x)H2O*O4S(2-)

Conditions
ConditionsYield
In ethanol; water Reflux;89%
651728-72-2

3-chlorosulfonylbenzoic acid 2-(toluene-4-sulfonyl)ethyl ester

103577-45-3

lansoprasole

2-[(4-methylphenyl)sulfonyl]ethyl 3-{[2-({[3-methyl-4-(2,2,2-trifluoroethoxy)(2-pyridyl)]methyl}sulfinyl)benzimidazolyl]sulfonyl}benzoate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 1h;87%

chromium sulfate

103577-45-3

lansoprasole

C16H14F3N3O2S*Cr(2+)*(x)H2O*O4S(2-)*2C5H5N5

Conditions
ConditionsYield
In ethanol; water Reflux;87%

cobalt(II) sulfate

103577-45-3

lansoprasole

C16H14F3N3O2S*Co(2+)*(x)H2O*O4S(2-)*2C5H5N5

Conditions
ConditionsYield
In ethanol; water Reflux;83%
259183-84-1

[2-(morpholin-4-yl)ethoxy]benzene-4-sulfonyl chloride

103577-45-3

lansoprasole

259183-38-5

1-[{2-(morpholin-4-yl)ethoxy}phenyl-4-sulfonyl]-2-[(3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl)methylsulfinyl]-1H-benzimidazole

Conditions
ConditionsYield
Inert atmosphere; Basic conditions;82%
With sodium hydrogencarbonate; triethylamine; sodium chloride In dichloromethane

manganese(II) sulfate

103577-45-3

lansoprasole

C16H14F3N3O2S*Mn(2+)*(x)H2O*O4S(2-)*2C5H5N5

Conditions
ConditionsYield
In ethanol; water Reflux;82%
651728-08-4

3-chlorosulfonylbenzoic acid 2-(3-nitrobenzenesulfonyl)ethyl ester

103577-45-3

lansoprasole

3-{2-[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-ylmethanesulfinyl]benzimidazole-1-sulfon-yl}benzoic acid 2-(3-nitrobenzenesulfonyl)ethyl ester

Conditions
ConditionsYield
With sodium hydride In dichloromethane at 20℃; for 2h;80%
Stage #1: lansoprasole With sodium hydride In dichloromethane at 20℃; Inert atmosphere;
Stage #2: 3-chlorosulfonylbenzoic acid 2-(3-nitrobenzenesulfonyl)ethyl ester In dichloromethane at 20℃; for 2h; Inert atmosphere;
80%
651728-46-0

4-(4-chlorosulfonyl-3-isopropylphenoxyactamido)butyric acid 2-(3-nitrobenzenesulfonyl)ethyl ester

103577-45-3

lansoprasole

4-[2-(3-isopropyl-4-{-2-[3-methyl-4-(2,2,2-trifluoro-ethoxy)-pyridin-2-ylmethanesulfinyl]-benzimidazole-1-sulfonyl}phenoxy)acetylamino]butyric acid 2-(3-nitrobenzenesulfonyl)ethyl ester

Conditions
ConditionsYield
With sodium hydride In dichloromethane at 20℃; for 2h;80%

3-methyl-4-(2,2,2-trifluoroethoxy)-2-chloromethylpyridine hydrochloride

103577-45-3

lansoprasole

1083100-26-8

1-[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]methyl]sulfinyl]-1H-benzimidazole

Conditions
ConditionsYield
With sodium hydroxide In water Heating;80%
Downstream Products
138530-94-6
138530-95-7
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    Lansoprazole

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  • CAS :103577-45-3 Lansoprazole

  • Casno:

    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    Product Name lansoprazole Molecular Formula C17H14F3N3O2 Molecular Weight 349.3072 CAS Registry Number 103577-45-3 Quality:BP/EP/USP Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:drum Application:

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    Lansoprazole Basic information Product Name: Lansoprazole Synonyms: 1h-benzimidazole,2-(((3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)su;2-(((3-methyl-4-(2,2,2-trifluoroethoxy)

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    Synonyms: LANSOPRAZOLE, RELATED COMPOUND A2-[[[3-METHYL-4-(2,2,2-TRIFLOUROETHOXY)-2-PYRIDYL]METHYL]SULFONYL]BENZIMIDAZOLE USP STANDARD;LANSOPRAZOLE, MM(CRM STANDARD);LANSOPRAZOLE USP(CRM STANDARD);2-[3-METHYL-4-(2,2,2-TRIFLUORO-ETHOXY)-PYRIDIN-2-YL

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    103577-45-3

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    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Appearance:detailed see specifications Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Antiulcer pharmaceutical. Transportation:Common products:Sea/Air/Courier Da

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Specification

The Lansoprazole with CAS registry number of 103577-45-3 is also known as 1H-Benzimidazole, 2-(((3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)sulfinyl)-. The IUPAC name is 2-[[3-Methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methylsulfinyl]-1H-benzimidazole. It belongs to product categories of Active Pharmaceutical Ingredients; Intermediates & Fine Chemicals; Pharmaceuticals; Sulfur & Selenium Compounds; Ion Pump Inhibitors; Monovalent Ion Channels; Voltage-gated Ion Channels; ATPase; Pharmaceutical Intermediates. In addition, the formula is C16H14F3N3O2S and the molecular weight is 369.36. This chemical is a white crystalline powder and should be sealed in cool place without light. What's more, it can be used for the treatment of duodenal ulcer embolism and it is a proton-pump inhibitor (PPI) which prevents the stomach from producing gastric acid.

Physical properties about Lansoprazole are: (1)ACD/LogP: 2.76; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.75; (4)ACD/LogD (pH 7.4): 2.76; (5)ACD/BCF (pH 5.5): 72.3; (6)ACD/BCF (pH 7.4): 72.89; (7)ACD/KOC (pH 5.5): 740.79; (8)ACD/KOC (pH 7.4): 746.86; (9)#H bond acceptors: 5; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 5; (12)Index of Refraction: 1.635; (13)Molar Refractivity: 88.03 cm3; (14)Molar Volume: 245.8 cm3; (15)Surface Tension: 68.9 dyne/cm; (16)Density: 1.5 g/cm3; (17)Flash Point: 289.9 °C; (18)Enthalpy of Vaporization: 83.72 kJ/mol; (19)Boiling Point: 555.8 °C at 760 mmHg; (20)Vapour Pressure: 2.16E-12 mmHg at 25 °C.

Preparation of Lansoprazole: it is prepared by reaction of 2-[3-methyl-4-(2,2,2-trifluoro-ethoxy)-pyridin-2-ylmethylsulfanyl]-1H-benzoimidazole. The reaction needs reagent m-chloroperbenzoic acid and solvent CHCl3 with other condition of ice-cooling. The yield is about 45%.

Lansoprazole is prepared by reaction of 2-[3-methyl-4-(2,2,2-trifluoro-ethoxy)-pyridin-2-ylmethylsulfanyl]-1H-benzoimidazole.

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing. If contact with eyes accidently, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: CC1=C(C=CN=C1CS(=O)C2=NC3=CC=CC=C3N2)OCC(F)(F)F
2. InChI: InChI=1S/C16H14F3N3O2S/c1-10-13(20-7-6-14(10)24-9-16(17,
18)19)8-25(23)15-21-11-4-2-3-5-12(11)22-15/h2-7H,8-9H2,1H3,(H,21,22)
3. InChIKey: MJIHNNLFOKEZEW-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD oral > 2gm/kg (2000mg/kg)   Gekkan Yakuji. Pharmaceuticals Monthly. Vol. 35, Pg. 387, 1993.
mouse LD50 intraperitoneal > 5gm/kg (5000mg/kg) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

BEHAVIORAL: MUSCLE WEAKNESS

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
mouse LD50 oral > 5gm/kg (5000mg/kg) KIDNEY, URETER, AND BLADDER: OTHER CHANGES Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
mouse LD50 subcutaneous > 5gm/kg (5000mg/kg)   Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
mouse LDLo intravenous 75mg/kg (75mg/kg) SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 24, Pg. 905, 1996.
rat LD50 intraperitoneal 5gm/kg (5000mg/kg) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

BEHAVIORAL: MUSCLE WEAKNESS

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
rat LD50 oral > 5gm/kg (5000mg/kg)   Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
rat LD50 subcutaneous > 5gm/kg (5000mg/kg)   Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 18(Suppl,
rat LDLo intravenous 58mg/kg (58mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 24, Pg. 905, 1996.