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HomeImpurities Donepezil EP Impurity A
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Donepezil EP Impurity B Request a Quote

Donepezil EP Impurity A

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>Cat. No: DNP201

CAS Number:   120014-30-4

Product Details:   Mol. Formula: C17H23NO3,Mol. Weight: 289.4

IUPAC:  5,6-dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydroinden-1-one

Synonyms:  120014-30-4, 5,6-Dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydro-1H-inden-1-one, Desbenzyl donepezil, 5,6-dimethoxy-2-(piperidin-4-yl)methylene-indan-1-one

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SKU: IS4-379 Categories: Impurities, MORE Tags: Impurities, standards
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Description

>Cat. No: DNP201

CAS Number:   120014-30-4

Product Details:   Mol. Formula: C17H23NO3,Mol. Weight: 289.4

IUPAC:  5,6-dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydroinden-1-one

Synonyms:  120014-30-4, 5,6-Dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydro-1H-inden-1-one, Desbenzyl donepezil, 5,6-dimethoxy-2-(piperidin-4-yl)methylene-indan-1-one

Stock Status:  Ready Stock

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4-methylsulfanylbenzonitrile

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Cat. No: IS3-521

CAS Number:   21382-98-9

Product Details:  Molecular Formula: C8H7NS, MW: 149.21

IUPAC:  4-methylsulfanylbenzonitrile

Synonyms:  4-(Methylthio)benzonitrile, 21382-98-9, 4-methylsulfanylbenzonitrile, p-Methylthio benzonitrile

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>Cat. No: STG401

CAS Number:   936630-57-8/ 1204818-19-8(Hcl salt)

Product Details:   Mol. Formula: C10H10F3NO2,Mol. Weight: 233.19

IUPAC:  (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid

Synonyms:  936630-57-8, (r)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid, (R)-3-AMINO-4-(2,4,5-TRIFLUOROPHENYL)BUTYRIC ACID, (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoic Acid

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>Cat. No: IVB405

CAS Number:   109-70-6

Product Details:   Mol. Formula: C3H6BrCl,Mol. Weight: 157.44

IUPAC:  1-bromo-3-chloropropane

Synonyms:  1-BROMO-3-CHLOROPROPANE, 109-70-6, Propane, 1-bromo-3-chloro-, Trimethylene chlorobromide

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Losartan EP Impurity K

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>Cat. No: LSR211

CAS Number:   114798-36-6

Product Details:   Mol. Formula: C22H21ClN6O,Mol. Weight: 420.9

IUPAC:  2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazole-4-carbaldehyde

Synonyms:  Losartan Carboxaldehyde, 114798-36-6, UNII-KJ52CU0VV6, EXP 3179

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Cat. No: IS2-367

CAS Number:   922178-94-7

Product Details:  Molecular Formula : C15H18F3NO4; MW : 333.3

IUPAC:  (3S)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-(2,4,5-trifluorophenyl)butanoic acid

Synonyms:  922178-94-7; (S)-3-((tert-Butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic acid; (S)-3-(Tert-butoxycarbonylamino)-4-(2,4,5-trifluorophenyl)butanoic acid; Boc-(S)-3-Amino-4-(2,4,5-trifluoro-phenyl)-butyric acid; Boc-(S)-3-Amino-4-(2,4,5-Trifluorophenyl)butyric Acid; (3S)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-(2,4,5-trifluorophenyl)butanoic acid

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Cat. No: IS2-379

CAS Number:   106006-84-2

Product Details:  Molecular Formula : C1H15N3OS; MW : 225.31

IUPAC:  N-[(6S)-2-amino-4,5,6,7-tetrahydro-1,3-benzothiazol-6-yl]propanamide

Synonyms:  166-84-2; Pramipexole propionamide; (S)-N-(2-amino-4,5,6,7-tetrahydrobenzo[d]thiazol-6-yl)propionamide; (6s)-2-amino-6-propionamidotetrahydrobenzothiazole; (S)-N-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-yl)-propionamide; (-)-2-Amino-6-propionamido-tetrahydrobenzothiazole

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CAS Number:   NA

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CAS Number:   486460-00-8

Product Details:  Molecular Formula : C15H18F3NO4; MW : 333.3

IUPAC:  (3R)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-(2,4,5-trifluorophenyl)butanoic acid

Synonyms:  48646--8; Boc-(R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid; (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic acid; (3R)-N-(tert-Butoxycarbonyl)-3-amino-4-(2,4,5-trifluorophenyl)butanoic Acid; (3R)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-(2,4,5-trifluorophenyl)butanoic Acid; UNII-2S9NWB23QS

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CAS Number:   246870-46-2

Product Details:  Molecular Formula : C23H29ClN2O3; MW : 416.9

IUPAC:  ethyl 2-[2-[4-[(4-chlorophenyl)-phenylmethyl]piperazin-1-yl]ethoxy]acetate

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Cat. No: IS2-388

CAS Number:   62391-99-5

Product Details:  Molecular Formula : C8H16O2; MW : 144.21

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Product Details:  Molecular Formula : C9H18O2; MW : 158.24

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CAS Number:   172617-84-4

Product Details:  Molecular Formula : C37H7N2O12; MW : 735

IUPAC:  (2R,3S,4R,5R,8R,1R,11R,12S,13S,14R)-2-ethyl-3,4,1-trihydroxy-13-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-11-[(2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)oxan-2-yl]oxy-3,5,6,8,1,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one

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