Hot Products

Basic Information

Post buying leads

Suppliers

Cas Database

Name	Lapatinib ditosylate	EINECS	642-915-3
CAS No.	388082-78-8	Density	1.381 g/cm³
PSA	249.46000	LogP	12.26450
Solubility	N/A	Melting Point	237 - 239 °C
Formula	C₂₉H₂₆ClFN₄O₄S^.2(C₇H₈O₃S)^.H₂O	Boiling Point	750.7 °C at 760 mmHg
Molecular Weight	925.477	Flash Point	407.8 °C
Transport Information	N/A	Appearance	colourless to light-yellow crystal
Safety		Risk Codes	R43; R51/53
Molecular Structure		Hazard Symbols	Xi,N
Synonyms	GW572016F;Tykerb;UNII-G873GX646R;Lapatinib ditosylate;	Article Data	31

Lapatinib ditosylate Synthetic route

: 104458-24-4
2-(methylsulfonyl)ethylamine hydrochloride

: 104-15-4
toluene-4-sulfonic acid

: 231278-84-5
5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With tetrabutylammomium bromide; triethylamine In tetrahydrofuran at 30℃; for 3h; Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 4h; Stage #3: toluene-4-sulfonic acid In tetrahydrofuran at 50℃; for 1h;	94.9%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 3h; Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 12h; Stage #3: toluene-4-sulfonic acid In tetrahydrofuran at 20℃; for 12h;	82.8%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With acetic acid; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; N,N-dimethyl-formamide at 35℃; for 1h; Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran; N,N-dimethyl-formamide at 20 - 25℃; for 2h; Stage #3: toluene-4-sulfonic acid	72%
Stage #1: 2-(methylsulfonyl)ethylamine hydrochloride; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde With N-ethyl-N,N-diisopropylamine In tetrahydrofuran; acetic acid at 30 - 35℃; for 1h; Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran; acetic acid at 22℃; for 2 - 4h; Stage #3: toluene-4-sulfonic acid With sodium hydroxide In tetrahydrofuran; acetic acid

: 49773-20-8
2-Methanesulfonyl-ethylamine

: 104-15-4
toluene-4-sulfonic acid

: 231278-84-5
5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Stage #1: 2-Methanesulfonyl-ethylamine; 5-(4-(3-chloro-4-(3-fluorobenzyloxy)phenylamino)quinazolin-6-yl)furan-2-carbaldehyde In methanol; dichloromethane at 20℃; Stage #2: With hydrogen In methanol; dichloromethane Inert atmosphere; Stage #3: toluene-4-sulfonic acid In methanol; dichloromethane	93%

: 231277-92-2
lapatanib

: 104-15-4
toluene-4-sulfonic acid

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
In tetrahydrofuran at 20 - 57.5℃;	92.5%
In methanol at 45 - 65℃; Reflux;	88%
In methanol at 25 - 65℃; for 3h;	88%

: N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulfonyl)ethyl]amino}methyl)furan-2-yl]quinazoline-4-amine hydrochloride

: 104-15-4
toluene-4-sulfonic acid

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Stage #1: N-{3-chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulfonyl)ethyl]amino}methyl)furan-2-yl]quinazoline-4-amine hydrochloride With sodium hydroxide In water; ethyl acetate pH=~ 10; Inert atmosphere; Stage #2: toluene-4-sulfonic acid In N,N-dimethyl-formamide at 40℃; for 1h;	90.1%

: 1383531-68-7
lapatinib monohydrochloride

: 104-15-4
toluene-4-sulfonic acid

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Stage #1: lapatinib monohydrochloride With sodium hydroxide In water; ethyl acetate pH=10; Inert atmosphere; Stage #2: toluene-4-sulfonic acid In N,N-dimethyl-formamide at 40℃; for 1h;	90.1%

: 49773-20-8
2-Methanesulfonyl-ethylamine

: 5-(4-[3-chloro-4-(3-fluorobenzyloxy)-anilino]-6-quinazolinyl)-furan-2-carbaldehyde tosylate

: 104-15-4
toluene-4-sulfonic acid

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Stage #1: 2-Methanesulfonyl-ethylamine; 5-(4-[3-chloro-4-(3-fluorobenzyloxy)-anilino]-6-quinazolinyl)-furan-2-carbaldehyde tosylate With N-ethyl-N,N-diisopropylamine In tetrahydrofuran; isopropyl alcohol for 1h; Industrial scale; Stage #2: With sodium tris(acetoxy)borohydride; isopropyl alcohol In tetrahydrofuran at 20℃; for 1.66667h; Industrial scale; Stage #3: toluene-4-sulfonic acid Industrial scale; Further stages;	88%

Yield

Stage #1: 2-Methanesulfonyl-ethylamine; 5-(4-[3-chloro-4-(3-fluorobenzyloxy)-anilino]-6-quinazolinyl)-furan-2-carbaldehyde tosylate With N-ethyl-N,N-diisopropylamine In tetrahydrofuran; isopropyl alcohol for 1h; Industrial scale;
Stage #2: With sodium tris(acetoxy)borohydride; isopropyl alcohol In tetrahydrofuran at 20℃; for 1.66667h; Industrial scale;
Stage #3: toluene-4-sulfonic acid Industrial scale; Further stages;

88%

: 903597-10-4
N’-(2-cyano-4-iodophenyl)-N,N-dimethyl formamidine

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1: acetic acid / 2 h / 115 - 120 °C 2: triethylamine; 1,2-dimethoxyethane / palladium 10% on activated carbon / methanol / Inert atmosphere 3: triethylamine / methanol / 12 h / Reflux 4: methanol / tetrahydrofuran / 0 - 15 °C 5: methanol / 3 h / Reflux View Scheme

: 27329-70-0
5-formylfurane-2-boronic acid

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1: triethylamine / palladium 10% on activated carbon / 1,2-dimethoxyethane; methanol / 15 h / 45 - 50 °C / Inert atmosphere 2: triethylamine / methanol / 12 h / Reflux 3: sodium tetrahydroborate / tetrahydrofuran; methanol / 4 h / 10 - 15 °C 4: methanol / 3 h / 25 - 65 °C View Scheme
Multi-step reaction with 3 steps 1.1: triethylamine; palladium / tetrahydrofuran; ethanol / 7 h / 65 °C / Inert atmosphere 2.1: N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 0.33 h / 20 °C 2.2: 2 h / 40 °C 2.3: 3 h / 25 - 40 °C 3.1: tetrahydrofuran / 6 h / 65 °C View Scheme
Multi-step reaction with 3 steps 1.1: palladium 10% on activated carbon / isopropyl methanesulfonate / 0.08 h 1.2: 3 h / 70 °C 3.1: tetrahydrofuran / 4 h / 20 - 55 °C View Scheme
Multi-step reaction with 4 steps 1.1: palladium 10% on activated carbon / isopropyl methanesulfonate / 0.08 h 1.2: 3 h / 70 °C 2.1: isopropyl methanesulfonate; water / 4.08 - 4.17 h / 25 - 65 °C 3.1: acetic acid; N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 1 h / 30 - 35 °C 3.2: 2.25 h / 22 - 23 °C 3.3: 0.5 h 4.1: tetrahydrofuran / 4 h / 20 - 55 °C View Scheme

: 202197-26-0
3-chloro-4-(3-fluorobenzyloxy)aniline

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Multi-step reaction with 6 steps 1: acetic acid / toluene / 2 h / Reflux 2: acetic acid / xylene / 10 h / Reflux 3: triethylamine / palladium 10% on activated carbon / 1,2-dimethoxyethane; methanol / 15 h / 45 - 50 °C / Inert atmosphere 4: triethylamine / methanol / 12 h / Reflux 5: sodium tetrahydroborate / tetrahydrofuran; methanol / 4 h / 10 - 15 °C 6: methanol / 3 h / 25 - 65 °C View Scheme
Multi-step reaction with 5 steps 1.1: 1-methyl-pyrrolidin-2-one / 0.5 h / 20 - 25 °C 1.2: 0.33 - 0.5 h 2.1: palladium 10% on activated carbon / ethanol; water / 0.08 h 2.2: 3 h / 70 °C 3.1: tetrahydrofuran; ethanol; isopropyl methanesulfonate; water / 2.08 h / 20 - 65 °C 4.1: acetic acid; N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 1 h / 30 - 35 °C 4.2: 2 - 4 h / 22 - 23 °C 4.3: 0.5 h 5.1: tetrahydrofuran; water / 3 - 4 h / 20 - 63 °C View Scheme
Multi-step reaction with 5 steps 1.1: tributyl-amine / toluene / 70 - 80 °C 1.2: 2 h / Heating / reflux 2.1: palladium 10% on activated carbon / ethanol; water / 0.08 h 2.2: 3 h / 70 °C 3.1: tetrahydrofuran; ethanol; isopropyl methanesulfonate; water / 2.08 h / 20 - 65 °C 4.1: acetic acid; N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 1 h / 30 - 35 °C 4.2: 2 - 4 h / 22 - 23 °C 4.3: 0.5 h 5.1: tetrahydrofuran; water / 3 - 4 h / 20 - 63 °C View Scheme

: 1227853-05-5
N(1)-(3-chloro-4-(3-fluorobenzyloxy)phenyl)-N,N-dimethylformamidine

: 388082-78-8
lapatinib ditosylate

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1: acetic acid / xylene / 10 h / Reflux 2: triethylamine / palladium 10% on activated carbon / 1,2-dimethoxyethane; methanol / 15 h / 45 - 50 °C / Inert atmosphere 3: triethylamine / methanol / 12 h / Reflux 4: sodium tetrahydroborate / tetrahydrofuran; methanol / 4 h / 10 - 15 °C 5: methanol / 3 h / 25 - 65 °C View Scheme

Lapatinib ditosylate Chemical Properties

Molecular Formula of Lapatinib ditosylate (CAS NO.388082-78-8): C₂₉H₂₆ClFN₄O₄S^.2(C₇H₈O₃S)
Molecular Weight: 925.46 g/mol
Flash Point: 407.8 °C
Enthalpy of Vaporization: 109.42 kJ/mol
Boiling Point: 750.7 °C at 760 mmHg
Vapour Pressure: 2.03E-22 mmHg at 25 °C
Structure of Lapatinib ditosylate (CAS NO.388082-78-8):

IUPAC Name: N-[3-Chloro-4-[(3-fluorophenyl)methoxy]phenyl]-6-[5-[(2-methylsulfonylethylamino)methyl]furan-2-yl]quinazolin-4-amine ; 4-Methylbenzenesulfonic acid ; Hydrate
Product Category of Lapatinib ditosylate (CAS NO.388082-78-8): Anti-neoplastic

Lapatinib ditosylate Specification

Lapatinib ditosylate , its cas register number is 388082-78-8. It also can be called N-(3-Chloro-4-((3-fluorophenyl)methoxy)phenyl)-6-(5-(((2-(methylsulfonyl)ethyl)amino)methyl)-2-furanyl)-4-quinazolinamine bis(4-methylbenzenesulfonate) ; and Tykerb .

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 388082-78-8