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Pharmaceutical Reference Standards

Atenolol

Picture of Atenolol
CAT No: SZ-A035001
CAS No: 29122-68-7
Mol.F. : C14H22N2O3
Mol.Wt. : 266.3
Inv. Status: In Stock
SZ-A035001
CAS No:29122-68-7
Mol.F.: C14H22N2O3 
Mol.Wt.: 266.3
Inv. Status: In Stock

Atenolol EP Impurity A

Picture of Atenolol EP Impurity A
CAT No: SZ-A035002
CAS No: 17194-82-0
Mol.F. : C8H9NO2
Mol.Wt. : 151.2
Inv. Status: In Stock
SZ-A035002
CAS No:17194-82-0
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: In Stock

Atenolol EP Impurity B

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CAT No: SZ-A035003
CAS No: 61698-76-8
Mol.F. : C11H15NO4
Mol.Wt. : 225.2
Inv. Status: In Stock
SZ-A035003
CAS No:61698-76-8
Mol.F.: C11H15NO4
Mol.Wt.: 225.2
Inv. Status: In Stock

Atenolol EP Impurity C

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CAT No: SZ-A035004
CAS No: 29122-69-8
Mol.F. : C11H13NO3
Mol.Wt. : 207.2
Inv. Status: In Stock
SZ-A035004
CAS No:29122-69-8
Mol.F.: C11H13NO3
Mol.Wt.: 207.2
Inv. Status: In Stock

Atenolol EP Impurity D

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CAT No: SZ-A035005
CAS No: 115538-83-5
Mol.F. : C11H14ClNO3
Mol.Wt. : 243.7
Inv. Status: In Stock
SZ-A035005
CAS No:115538-83-5
Mol.F.: C11H14ClNO3
Mol.Wt.: 243.7
Inv. Status: In Stock

Atenolol EP Impurity E

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CAT No: SZ-A035006
CAS No: 141650-31-9
Mol.F. : C19H22N2O5
Mol.Wt. : 358.4
Inv. Status: In Stock
SZ-A035006
CAS No:141650-31-9
Mol.F.: C19H22N2O5
Mol.Wt.: 358.4
Inv. Status: In Stock

Atenolol EP Impurity F

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CAT No: SZ-A035007
CAS No: 87619-83-8
Mol.F. : C25H35N3O6
Mol.Wt. : 473.6
Inv. Status: In Stock
SZ-A035007
CAS No:87619-83-8
Mol.F.: C25H35N3O6
Mol.Wt.: 473.6
Inv. Status: In Stock

Atenolol EP Impurity G

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CAT No: SZ-A035008
CAS No: 56392-14-4
Mol.F. : C14H21NO4
Mol.Wt. : 267.3
Inv. Status: Limited Stock
Rel. CAS No : 207287-28-3 (HCl salt) ; 162936-16-5 (potassium salt)
SZ-A035008
CAS No:56392-14-4
Mol.F.: C14H21NO4
Mol.Wt.: 267.3
Inv. Status: Limited Stock
Rel. CAS No : 207287-28-3 (HCl salt) ; 162936-16-5 (potassium salt)

Atenolol EP Impurity H

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CAT No: SZ-A035009
CAS No: 29277-73-4
Mol.F. : C14H20N2O2
Mol.Wt. : 248.3
Inv. Status: In Stock
SZ-A035009
CAS No:29277-73-4
Mol.F.: C14H20N2O2
Mol.Wt.: 248.3
Inv. Status: In Stock

Atenolol R-Isomer

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CAT No: SZ-A035010
CAS No: 56715-13-0
Mol.F. : C14H22N2O3
Mol.Wt. : 266.3
Inv. Status: Custom Synthesis
SZ-A035010
CAS No:56715-13-0
Mol.F.: C14H22N2O3
Mol.Wt.: 266.3
Inv. Status: Custom Synthesis

Atenolol S-Isomer

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CAT No: SZ-A035011
CAS No: 93379-54-5
Mol.F. : C14H22N2O3
Mol.Wt. : 266.3
Inv. Status: Custom Synthesis
SZ-A035011
CAS No:93379-54-5
Mol.F.: C14H22N2O3 
Mol.Wt.: 266.3
Inv. Status: Custom Synthesis

Atenolol 2-Hydroxy Impurity

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CAT No: SZ-A035012
CAS No: 68373-10-4
Mol.F. : C14H22N2O4
Mol.Wt. : 282.3
Inv. Status: Custom Synthesis
SZ-A035012
CAS No:68373-10-4
Mol.F.: C14H22N2O4
Mol.Wt.: 282.3
Inv. Status: Custom Synthesis

Atenolol Cyano Epoxide

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CAT No: SZ-A035013
CAS No: 35198-42-6
Mol.F. : C11H11NO2
Mol.Wt. : 189.2
Inv. Status: Custom Synthesis
SZ-A035013
CAS No:35198-42-6
Mol.F.: C11H11NO2
Mol.Wt.: 189.2
Inv. Status: Custom Synthesis

Atenolol EP Impurity I

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CAT No: SZ-A035014
CAS No: 1797116-92-7
Mol.F. : C13H20N2O3
Mol.Wt. : 252.3
Inv. Status: In Stock
SZ-A035014
CAS No:1797116-92-7
Mol.F.: C13H20N2O3
Mol.Wt.: 252.3
Inv. Status: In Stock

Atenolol Impurity 1

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CAT No: SZ-A035015
CAS No: 1006729-91-4
Mol.F. : C11H15NO3
Mol.Wt. : 209.2
Inv. Status: In Stock
SZ-A035015
CAS No:1006729-91-4
Mol.F.: C11H15NO3
Mol.Wt.: 209.2
Inv. Status: In Stock

Atenolol Amine Impurity

Picture of Atenolol Amine Impurity
CAT No: SZ-A035016
CAS No: 1042779-86-1
Mol.F. : C10H14N2O3
Mol.Wt. : 210.2
Inv. Status: Custom Synthesis
SZ-A035016
CAS No:1042779-86-1
Mol.F.: C10H14N2O3
Mol.Wt.: 210.2
Inv. Status: Custom Synthesis

Atenolol EP Impurity J

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CAT No: SZ-A035017
CAS No: 81346-71-6
Mol.F. : C11H16N2O3
Mol.Wt. : 224.3
Inv. Status: In Stock
SZ-A035017
CAS No:81346-71-6
Mol.F.: C11H16N2O3
Mol.Wt.: 224.3
Inv. Status: In Stock

Atenolol β-D-Glucuronide

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CAT No: SZ-A035019
CAS No: 889359-84-6
Mol.F. : C20H30N2O9
Mol.Wt. : 442.5
Inv. Status: Custom Synthesis
SZ-A035019
CAS No:889359-84-6
Mol.F.: C20H30N2O9
Mol.Wt.: 442.5
Inv. Status: Custom Synthesis

Atenolol EP Impurity G (sodium salt)

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CAT No: SZ-A035020
CAS No: NA
Mol.F. : C14H20NO4 : Na
Mol.Wt. : 266.3 : 23.0
Inv. Status: In Stock
Rel. CAS No : 56392-14-4 (free base) ; 207287-28-3 (HCl salt) ; 162936-16-5 (potassium salt)
SZ-A035020
CAS No:NA
Mol.F.: C14H20NO4 : Na
Mol.Wt.: 266.3 : 23.0
Inv. Status: In Stock
Rel. CAS No : 56392-14-4 (free base) ; 207287-28-3 (HCl salt) ; 162936-16-5 (potassium salt)

Stable Isotopes and Metabolites

Atenolol D7

Picture of Atenolol D7
CAT No: SZ-A035D01
CAS No: 1202864-50-3
Mol.F. : C14H15D7N2O3
Mol.Wt. : 273.4
Inv. Status: Custom Synthesis
SZ-A035D01
CAS No:1202864-50-3
Mol.F.: C14H15D7N2O3
Mol.Wt.: 273.4
Inv. Status: Custom Synthesis

(R)-Atenolol D7

Picture of (R)-Atenolol D7
CAT No: SZ-A035D02
CAS No: 1309283-25-7
Mol.F. : C14H15D7N2O3
Mol.Wt. : 273.4
Inv. Status: Custom Synthesis
SZ-A035D02
CAS No:1309283-25-7
Mol.F.: C14H15D7N2O3
Mol.Wt.: 273.4
Inv. Status: Custom Synthesis

(S)-Atenolol D7

Picture of (S)-Atenolol D7
CAT No: SZ-A035D03
CAS No: 1309283-20-2
Mol.F. : C14H15D7N2O3
Mol.Wt. : 273.4
Inv. Status: Custom Synthesis
SZ-A035D03
CAS No:1309283-20-2
Mol.F.: C14H15D7N2O3
Mol.Wt.: 273.4
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Atenolol

Picture of N-Nitroso Atenolol
CAT No: SZ-A035018
CAS No: 134720-04-0
Mol.F. : C14H21N3O4
Mol.Wt. : 295.3
Inv. Status: In Stock
SZ-A035018
CAS No:134720-04-0
Mol.F.: C14H21N3O4
Mol.Wt.: 295.3
Inv. Status: In Stock