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Pharmaceutical Reference Standards

Escitalopram

Picture of Escitalopram
CAT No: SZ-E002001
CAS No: 128196-01-0
Mol.F. : C20H21FN2O
Mol.Wt. : 324.4
Inv. Status: Custom Synthesis
SZ-E002001
CAS No:128196-01-0
Mol.F.: C20H21FN2O
Mol.Wt.: 324.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity A

Picture of Escitalopram EP Impurity A
CAT No: SZ-E002002
CAS No: 64372-56-1
Mol.F. : C20H23FN2O2
Mol.Wt. : 342.4
Inv. Status: Custom Synthesis
SZ-E002002
CAS No:64372-56-1
Mol.F.: C20H23FN2O2
Mol.Wt.: 342.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity B

Picture of Escitalopram EP Impurity B
CAT No: SZ-E002003
CAS No: 411221-53-9
Mol.F. : C20H21FN2O2
Mol.Wt. : 340.4
Inv. Status: Custom Synthesis
SZ-E002003
CAS No:411221-53-9
Mol.F.: C20H21FN2O2
Mol.Wt.: 340.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity C

Picture of Escitalopram EP Impurity C
CAT No: SZ-E002004
CAS No: 372941-54-3
Mol.F. : C20H19FN2O2
Mol.Wt. : 338.4
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-C039005,
SZ-E002004
CAS No:372941-54-3
Mol.F.: C20H19FN2O2
Mol.Wt.: 338.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity D

Picture of Escitalopram EP Impurity D
CAT No: SZ-E002005
CAS No: 62498-67-3
Mol.F. : C19H19FN2O
Mol.Wt. : 310.4
Inv. Status: Custom Synthesis
SZ-E002005
CAS No:62498-67-3
Mol.F.: C19H19FN2O
Mol.Wt.: 310.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity F

Picture of Escitalopram EP Impurity F
CAT No: SZ-E002007
CAS No: 46476-31-7
Mol.F. : C13H19NO2
Mol.Wt. : 221.3
Inv. Status: Custom Synthesis
SZ-E002007
CAS No:46476-31-7
Mol.F.: C13H19NO2
Mol.Wt.: 221.3
Inv. Status: Custom Synthesis

Escitalopram EP Impurity G

Picture of Escitalopram EP Impurity G
CAT No: SZ-E002008
CAS No: 1329745-98-3
Mol.F. : C25H33FN2O2
Mol.Wt. : 412.5
Inv. Status: Custom Synthesis
SZ-E002008
CAS No:1329745-98-3
Mol.F.: C25H33FN2O2
Mol.Wt.: 412.5
Inv. Status: Custom Synthesis

Escitalopram EP Impurity H

Picture of Escitalopram EP Impurity H
CAT No: SZ-E002009
CAS No: 63284-72-0
Mol.F. : C20H21FN2O2
Mol.Wt. : 340.4
Inv. Status: Custom Synthesis
SZ-E002009
CAS No:63284-72-0
Mol.F.: C20H21FN2O2
Mol.Wt.: 340.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity K

Picture of Escitalopram EP Impurity K
CAT No: SZ-E002010
CAS No: 128196-02-1
Mol.F. : C20H21FN2O
Mol.Wt. : 324.4
Inv. Status: Custom Synthesis
SZ-E002010
CAS No:128196-02-1
Mol.F.: C20H21FN2O
Mol.Wt.: 324.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity L

Picture of Escitalopram EP Impurity L
CAT No: SZ-E002011
CAS No: 1026009-77-7
Mol.F. : C20H22N2O
Mol.Wt. : 306.4
Inv. Status: Custom Synthesis
SZ-E002011
CAS No:1026009-77-7
Mol.F.: C20H22N2O
Mol.Wt.: 306.4
Inv. Status: Custom Synthesis

Escitalopram EP Impurity M

Picture of Escitalopram EP Impurity M
CAT No: SZ-E002012
CAS No: 440121-09-5
Mol.F. : C20H22FNO3
Mol.Wt. : 343.4
Inv. Status: Custom Synthesis
SZ-E002012
CAS No:440121-09-5
Mol.F.: C20H22FNO3
Mol.Wt.: 343.4
Inv. Status: Custom Synthesis

Escitalopram Butyryl Impurity

Picture of Escitalopram Butyryl Impurity
CAT No: SZ-E002022
CAS No: 1803244-58-7
Mol.F. : C25H33FN2O2
Mol.Wt. : 412.5
Inv. Status: In Stock
SZ-E002022
CAS No:1803244-58-7
Mol.F.: C25H33FN2O2
Mol.Wt.: 412.5
Inv. Status: In Stock

Escitalopram Desfluoro Analogue

Picture of Escitalopram Desfluoro Analogue
CAT No: SZ-E002023
CAS No: 1346617-30-8
Mol.F. : C20H22N2O
Mol.Wt. : 306.4
Inv. Status: In Stock
SZ-E002023
CAS No:1346617-30-8
Mol.F.: C20H22N2O
Mol.Wt.: 306.4
Inv. Status: In Stock

Escitalopram Acid Impurity

Picture of Escitalopram Acid Impurity
CAT No: SZ-E002024
CAS No: 1133881-04-5
Mol.F. : C20H22FNO3
Mol.Wt. : 343.4
Inv. Status: In Stock
SZ-E002024
CAS No:1133881-04-5
Mol.F.: C20H22FNO3
Mol.Wt.: 343.4
Inv. Status: In Stock

Escitalopram Impurity 1

Picture of Escitalopram Impurity 1
CAT No: SZ-E002025
CAS No: NA
Mol.F. : C21H22N2O2
Mol.Wt. : 334.4
Inv. Status: Custom Synthesis
SZ-E002025
CAS No:NA
Mol.F.: C21H22N2O2
Mol.Wt.: 334.4
Inv. Status: Custom Synthesis

Escitalopram Impurity 2

Picture of Escitalopram Impurity 2
CAT No: SZ-E002026
CAS No: NA
Mol.F. : C21H22FNO
Mol.Wt. : 323.4
Inv. Status: Custom Synthesis
SZ-E002026
CAS No:NA
Mol.F.: C21H22FNO
Mol.Wt.: 323.4
Inv. Status: Custom Synthesis

Escitalopram Impurity 4

Picture of Escitalopram Impurity 4
CAT No: SZ-E002028
CAS No: NA
Mol.F. : C40H39FN2O9
Mol.Wt. : 710.8
Inv. Status: Custom Synthesis
SZ-E002028
CAS No:NA
Mol.F.: C40H39FN2O9
Mol.Wt.: 710.8
Inv. Status: Custom Synthesis

Escitalopram EP Impurity E

Picture of Escitalopram EP Impurity E
CAT No: SZ-E002029
CAS No: 103146-25-4
Mol.F. : C20H23FN2O2
Mol.Wt. : 342.4
Inv. Status: In Stock
SZ-E002029
CAS No:103146-25-4
Mol.F.: C20H23FN2O2
Mol.Wt.: 342.4
Inv. Status: In Stock

Escitalopram EP Impurity F

Picture of Escitalopram EP Impurity F
CAT No: SZ-E002030
CAS No: 2102609-59-4
Mol.F. : C14H18N2O2
Mol.Wt. : 246.3
Inv. Status: In Stock
SZ-E002030
CAS No:2102609-59-4
Mol.F.: C14H18N2O2
Mol.Wt.: 246.3
Inv. Status: In Stock

Escitalopram EP Impurity I (oxalate salt)

Picture of Escitalopram EP Impurity I (oxalate salt)
CAT No: SZ-E002031
CAS No: NA
Mol.F. : C20H21FN2O : C2H2O4
Mol.Wt. : 324.4 : 90.0
Inv. Status: Out of Stock
Rel. CAS No : 920282-75-3 (free base)
SZ-E002031
CAS No:NA
Mol.F.: C20H21FN2O : C2H2O4
Mol.Wt.: 324.4 : 90.0
Inv. Status: Out of Stock
Rel. CAS No : 920282-75-3 (free base)

Escitalopram N-Desmethyl

Picture of Escitalopram N-Desmethyl
CAT No: SZ-E002032
CAS No: 144025-14-9
Mol.F. : C19H19FN2O
Mol.Wt. : 310.4
Inv. Status: In Stock
SZ-E002032
CAS No:144025-14-9
Mol.F.: C19H19FN2O
Mol.Wt.: 310.4
Inv. Status: In Stock

Escitalopram N-Oxide    

Picture of Escitalopram N-Oxide    
CAT No: SZ-E002038
CAS No: 917482-45-2
Mol.F. : C20H21FN2O2
Mol.Wt. : 340.4
Inv. Status: In Stock
SZ-E002038
CAS No:917482-45-2
Mol.F.: C20H21FN2O2
Mol.Wt.: 340.4
Inv. Status: In Stock

Oxime Impurity of Escitalopram Oxalate

Picture of Oxime Impurity of Escitalopram Oxalate
CAT No: SZ-E002039
CAS No: 227954-88-3
Mol.F. : C20H23FN2O2
Mol.Wt. : 342.4
Inv. Status: In Stock
SZ-E002039
CAS No:227954-88-3
Mol.F.: C20H23FN2O2
Mol.Wt.: 342.4
Inv. Status: In Stock

Ecsitalopram Impurity SCTRCA

Picture of Ecsitalopram Impurity SCTRCA
CAT No: SZ-E002040
CAS No: NA
Mol.F. : C22H22FN3O2 : C2H2O4
Mol.Wt. : 379.4 : 90.0
Inv. Status: Under Synthesis
SZ-E002040
CAS No:NA
Mol.F.: C22H22FN3O2 : C2H2O4
Mol.Wt.: 379.4 : 90.0
Inv. Status: Under Synthesis

Escitalopram EP Impurity J

Picture of Escitalopram EP Impurity J
CAT No: SZ-E002041
CAS No: 104-15-4
Mol.F. : C7H8O3S
Mol.Wt. : 172.2
Inv. Status: Custom Synthesis
SZ-E002041
CAS No:104-15-4
Mol.F.: C7H8O3S
Mol.Wt.: 172.2
Inv. Status: Custom Synthesis

Escitalopram EP Impurity I

Picture of Escitalopram EP Impurity I
CAT No: SZ-E002046
CAS No: 1370643-22-3
Mol.F. : C20H21FN2O
Mol.Wt. : 324.4
Inv. Status: In Stock
SZ-E002046
CAS No:1370643-22-3
Mol.F.: C20H21FN2O
Mol.Wt.: 324.4
Inv. Status: In Stock

Escitalopram Impurity 7

Picture of Escitalopram Impurity 7
CAT No: SZ-E002047
CAS No: 64169-67-1
Mol.F. : C15H10FNO
Mol.Wt. : 239.2
Inv. Status: In Stock
SZ-E002047
CAS No:64169-67-1
Mol.F.: C15H10FNO
Mol.Wt.: 239.2
Inv. Status: In Stock

Escitalopram Impurity 8

Picture of Escitalopram Impurity 8
CAT No: SZ-E002048
CAS No: 1433278-32-0
Mol.F. : C25H35FN2O3
Mol.Wt. : 430.6
Inv. Status: In Stock
SZ-E002048
CAS No:1433278-32-0
Mol.F.: C25H35FN2O3
Mol.Wt.: 430.6
Inv. Status: In Stock

5-Carboxyphthalide Escitalopram Impurity

Picture of 5-Carboxyphthalide Escitalopram Impurity
CAT No: SZ-E002049
CAS No: 4792-29-4
Mol.F. : C9H6O4
Mol.Wt. : 178.1
Inv. Status: Custom Synthesis
SZ-E002049
CAS No:4792-29-4
Mol.F.: C9H6O4
Mol.Wt.: 178.1
Inv. Status: Custom Synthesis

5-Carbamoylphthalide Escitalopram Impurity

Picture of 5-Carbamoylphthalide Escitalopram Impurity
CAT No: SZ-E002050
CAS No: 85118-25-8
Mol.F. : C9H7NO3
Mol.Wt. : 177.2
Inv. Status: Custom Synthesis
SZ-E002050
CAS No:85118-25-8
Mol.F.: C9H7NO3
Mol.Wt.: 177.2
Inv. Status: Custom Synthesis

Escitalopram Impurity 9

Picture of Escitalopram Impurity 9
CAT No: SZ-E002051
CAS No: 920282-75-3
Mol.F. : C20H21FN2O
Mol.Wt. : 324.4
Inv. Status: In Stock
SZ-E002051
CAS No:920282-75-3
Mol.F.: C20H21FN2O
Mol.Wt.: 324.4
Inv. Status: In Stock

Escitalopram USP Related Compound A

Picture of Escitalopram USP Related Compound A
CAT No: SZ-E002059
CAS No: 128173-53-5
Mol.F. : C20H23FN2O2 : 1/2(C20H18O8)
Mol.Wt. : 342.4 : 1/2(386.4)
Inv. Status: Custom Synthesis
SZ-E002059
CAS No:128173-53-5
Mol.F.: C20H23FN2O2 : 1/2(C20H18O8)
Mol.Wt.: 342.4 : 1/2(386.4)
Inv. Status: Custom Synthesis

Escitalopram Impurity 10

Picture of Escitalopram Impurity 10
CAT No: SZ-E002060
CAS No: 260371-16-2
Mol.F. : C15H11NO2
Mol.Wt. : 237.3
Inv. Status: Custom Synthesis
SZ-E002060
CAS No:260371-16-2
Mol.F.: C15H11NO2
Mol.Wt.: 237.3
Inv. Status: Custom Synthesis

Escitalopram Nitrosamine Impurity

Picture of Escitalopram Nitrosamine Impurity
CAT No: SZ-E002061
CAS No: NA
Mol.F. : C19H18FN3O2
Mol.Wt. : 339.4
Inv. Status: In Stock
SZ-E002061
CAS No:NA
Mol.F.: C19H18FN3O2
Mol.Wt.: 339.4
Inv. Status: In Stock

5-chloro phthalide

Picture of 5-chloro phthalide
CAT No: SZ-E002062
CAS No: 54109-03-4
Mol.F. : C8H5ClO2
Mol.Wt. : 168.6
Inv. Status: Custom Synthesis
SZ-E002062
CAS No:54109-03-4
Mol.F.: C8H5ClO2
Mol.Wt.: 168.6
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Nitroso-Escitalopram Impurity 1

Picture of Nitroso-Escitalopram Impurity 1
CAT No: SZ-E002052
CAS No: NA
Mol.F. : C19H18FN3O2
Mol.Wt. : 339.4
Inv. Status: Custom Synthesis
SZ-E002052
CAS No:NA
Mol.F.: C19H18FN3O2
Mol.Wt.: 339.4
Inv. Status: Custom Synthesis

Nitroso-Escitalopram Impurity 2

Picture of Nitroso-Escitalopram Impurity 2
CAT No: SZ-E002053
CAS No: NA
Mol.F. : C19H19N3O2
Mol.Wt. : 321.4
Inv. Status: Custom Synthesis
SZ-E002053
CAS No:NA
Mol.F.: C19H19N3O2
Mol.Wt.: 321.4
Inv. Status: Custom Synthesis

Nitroso-Escitalopram Impurity A

Picture of Nitroso-Escitalopram Impurity A
CAT No: SZ-E002054
CAS No: NA
Mol.F. : C19H20FN3O3 : H2O
Mol.Wt. : 357.4 : 18.0
Inv. Status: In Stock
SZ-E002054
CAS No:NA
Mol.F.: C19H20FN3O3 : H2O
Mol.Wt.: 357.4 : 18.0
Inv. Status: In Stock

Nitroso-Escitalopram Impurity B

Picture of Nitroso-Escitalopram Impurity B
CAT No: SZ-E002055
CAS No: NA
Mol.F. : C19H16FN3O3
Mol.Wt. : 353.4
Inv. Status: Custom Synthesis
SZ-E002055
CAS No:NA
Mol.F.: C19H16FN3O3
Mol.Wt.: 353.4
Inv. Status: Custom Synthesis

Nitroso Cyanodiol

Picture of Nitroso Cyanodiol
CAT No: SZ-E002056
CAS No: NA
Mol.F. : C19H20FN3O3
Mol.Wt. : 357.4
Inv. Status: Custom Synthesis
SZ-E002056
CAS No:NA
Mol.F.: C19H20FN3O3
Mol.Wt.: 357.4
Inv. Status: Custom Synthesis

N-Nitroso Escitalopram EP Impurity D

Picture of N-Nitroso Escitalopram EP Impurity D
CAT No: SZ-E002063
CAS No: NA
Mol.F. : C19H18FN3O2
Mol.Wt. : 339.4
Inv. Status: Custom Synthesis
SZ-E002063
CAS No:NA
Mol.F.: C19H18FN3O2
Mol.Wt.: 339.4
Inv. Status: Custom Synthesis