Naproxen Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Naproxen, pharmacopeial and non-pharmacopeial Naproxen impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Naproxen impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Naproxen-related products are thoroughly characterized. Naproxen products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

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Naproxen

• SZ CAT No: SZ-N007001

• CAS No:

  22204-53-1

• Mol.F.: C14H14O3
• Mol.Wt.: 230.3
• Inv. Status: In Stock
• Rel. CAS No: 22204-53-1 (free base) ; 57351-39-0 (K salt)

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Naproxen Butanolamide

• SZ CAT No: SZ-N007043

• CAS No:

  2058179-15-8

• Mol.F.: C18H23NO3
• Mol.Wt.: 301.4
• Inv. Status: In Stock

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Naproxen EP Impurity A

• SZ CAT No: SZ-N007002

• CAS No:

  52079-10-4

• Mol.F.: C13H12O3
• Mol.Wt.: 216.2
• Inv. Status: In Stock

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Naproxen EP Impurity B

• SZ CAT No: SZ-N007003

• CAS No:

  89617-86-7

• Mol.F.: C14H13ClO3
• Mol.Wt.: 264.7
• Inv. Status: In Stock

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Naproxen EP Impurity C

• SZ CAT No: SZ-N007004

• CAS No:

  84236-26-0

• Mol.F.: C14H13BrO3
• Mol.Wt.: 309.2
• Inv. Status: In Stock

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Naproxen EP Impurity D

• SZ CAT No: SZ-N007005

• CAS No:

  116883-62-6

• Mol.F.: C14H13IO3
• Mol.Wt.: 356.2
• Inv. Status: In Stock

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Naproxen EP Impurity E

• SZ CAT No: SZ-N007006

• CAS No:

  26159-35-3

• Mol.F.: C15H16O3
• Mol.Wt.: 244.3
• Inv. Status: In Stock

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Naproxen EP Impurity F

• SZ CAT No: SZ-N007007

• CAS No:

  31220-35-6

• Mol.F.: C16H18O3
• Mol.Wt.: 258.3
• Inv. Status: In Stock

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Naproxen EP Impurity G

• SZ CAT No: SZ-N007017

• CAS No:

  23979-41-1

• Mol.F.: C14H14O3
• Mol.Wt.: 230.3
• Inv. Status: In Stock

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Naproxen EP Impurity H

• SZ CAT No: SZ-N007008

• CAS No:

  5111-66-0

• Mol.F.: C11H10O2 
• Mol.Wt.: 174.2
• Inv. Status: In Stock

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Naproxen EP Impurity I

• SZ CAT No: SZ-N007009

• CAS No:

  23981-47-7

• Mol.F.: C13H12O3
• Mol.Wt.: 216.2
• Inv. Status: In Stock

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Naproxen EP Impurity J

• SZ CAT No: SZ-N007011

• CAS No:

  21388-17-0

• Mol.F.: C13H14O
• Mol.Wt.: 186.3
• Inv. Status: In Stock

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Naproxen EP Impurity K

• SZ CAT No: SZ-N007012

• CAS No:

  77301-42-9

• Mol.F.: C13H14O2
• Mol.Wt.: 202.3
• Inv. Status: In Stock

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Naproxen EP Impurity L

• SZ CAT No: SZ-N007013

• CAS No:

  3900-45-6

• Mol.F.: C13H12O2
• Mol.Wt.: 200.2
• Inv. Status: In Stock

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Naproxen EP Impurity M

• SZ CAT No: SZ-N007014

• CAS No:

  93-04-9

• Mol.F.: C11H10O
• Mol.Wt.: 158.2
• Inv. Status: In Stock

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Naproxen EP Impurity N

• SZ CAT No: SZ-N007015

• CAS No:

  5111-65-9

• Mol.F.: C11H9BrO
• Mol.Wt.: 237.1
• Inv. Status: In Stock

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Naproxen EP Impurity O

• SZ CAT No: SZ-N007021

• CAS No:

  2471-70-7

• Mol.F.: C12H10O3
• Mol.Wt.: 202.2
• Inv. Status: In Stock

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Naproxen Impurity 1

• SZ CAT No: SZ-N007023

• CAS No:

  10441-46-0

• Mol.F.: C12H10O3
• Mol.Wt.: 202.2
• Inv. Status: In Stock

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Naproxen Impurity 13

• SZ CAT No: SZ-N007053

• CAS No:

  111198-00-6

• Mol.F.: C19H24O4
• Mol.Wt.: 316.4
• Inv. Status: In Stock

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Naproxen Impurity 15

• SZ CAT No: SZ-N007055

• CAS No:

  60424-17-1

• Mol.F.: C14H13ClO3
• Mol.Wt.: 264.7
• Inv. Status: In Stock

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Naproxen Impurity 7

• SZ CAT No: SZ-N007042

• CAS No:

  NA

• Mol.F.: C18H23NO3 : HCl
• Mol.Wt.: 301.4 : 36.5
• Inv. Status: In Stock

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Naproxen Impurity 8

• SZ CAT No: SZ-N007046

• CAS No:

  NA

• Mol.F.: C32H35NO5
• Mol.Wt.: 513.6
• Inv. Status: In Stock

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Naproxen Isopropyl Ester

• SZ CAT No: SZ-N007049

• CAS No:

  156967-24-7

• Mol.F.: C17H20O3
• Mol.Wt.: 272.3
• Inv. Status: In Stock

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Naproxen Racemate

• SZ CAT No: SZ-N007022

• CAS No:

  23981-80-8

• Mol.F.: C14H14O3
• Mol.Wt.: 230.3
• Inv. Status: In Stock

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Naproxen Sodium

• SZ CAT No: SZ-N007037

• CAS No:

  26159-34-2

• Mol.F.: C14H13O3 : Na
• Mol.Wt.: 229.3 : 23.0
• Inv. Status: In Stock
• Rel. CAS No: 22204-53-1 (free base) ; 57351-39-0 (K salt)

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Naproxen Glycerol Ester Impurity (Mixture of Diastereomers)

• SZ CAT No: SZ-N007039

• CAS No:

  38835-17-5

• Mol.F.: C17H20O5
• Mol.Wt.: 304.3
• Inv. Status: In Stock

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Naproxenal

• SZ CAT No: SZ-N007028

• CAS No:

  27602-75-1

• Mol.F.: C14H14O2
• Mol.Wt.: 214.3
• Inv. Status: In Stock

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Rac-5-Bromo Naproxen

• SZ CAT No: SZ-N007029

• CAS No:

  27655-95-4

• Mol.F.: C14H13BrO3
• Mol.Wt.: 309.2
• Inv. Status: In Stock
• Rel. CAS No: 89586-52-7 (Na salt)

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Rac-Desmethyl Naproxen

• SZ CAT No: SZ-N007044

• CAS No:

  60756-73-2

• Mol.F.: C13H12O3
• Mol.Wt.: 216.2
• Inv. Status: In Stock

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1-Acetyl-2-methoxynaphthalene

• SZ CAT No: SZ-N007041

• CAS No:

  5672-94-6

• Mol.F.: C13H12O2
• Mol.Wt.: 200.2
• Inv. Status: Synthesis on demand

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Alpha-Hydroxy Naproxen

• SZ CAT No: SZ-N007025

• CAS No:

  32721-11-2

• Mol.F.: C14H14O4
• Mol.Wt.: 246.3
• Inv. Status: Synthesis on demand

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Naproxen Amino Butyl Ester

• SZ CAT No: SZ-N007045

• CAS No:

  NA

• Mol.F.: C18H23NO3
• Mol.Wt.: 301.4
• Inv. Status: Synthesis on demand

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Naproxen Dehydro Impurity

• SZ CAT No: SZ-N007024

• CAS No:

  27602-79-5

• Mol.F.: C14H12O3
• Mol.Wt.: 228.2
• Inv. Status: Synthesis on demand

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Naproxen Dimer

• SZ CAT No: SZ-N007031

• CAS No:

  NA

• Mol.F.: C28H26O6
• Mol.Wt.: 458.5
• Inv. Status: Synthesis on demand

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Naproxen Glucuronide

• SZ CAT No: SZ-N007051

• CAS No:

  41945-43-1

• Mol.F.: C20H22O9
• Mol.Wt.: 406.4
• Inv. Status: Synthesis on demand

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Naproxen Impurity 10

• SZ CAT No: SZ-N007048

• CAS No:

  939-26-4

• Mol.F.: C11H9Br
• Mol.Wt.: 221.1
• Inv. Status: Synthesis on demand

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Naproxen Impurity 11

• SZ CAT No: SZ-N007050

• CAS No:

  116883-61-5

• Mol.F.: C14H13IO3
• Mol.Wt.: 356.2
• Inv. Status: Synthesis on demand

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Naproxen Impurity 12

• SZ CAT No: SZ-N007052

• CAS No:

  126176-56-5

• Mol.F.: C19H24O4
• Mol.Wt.: 316.4
• Inv. Status: Synthesis on demand

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Naproxen Impurity 14

• SZ CAT No: SZ-N007054

• CAS No:

  2664845-95-6

• Mol.F.: C14H13IO3
• Mol.Wt.: 356.2
• Inv. Status: Synthesis on demand

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Naproxen Impurity 16

• SZ CAT No: SZ-N007057

• CAS No:

  10441-41-5

• Mol.F.: C12H10O2
• Mol.Wt.: 186.2
• Inv. Status: Synthesis on demand
• Rel. CAS No: 33828-86-3 (Sodium salt)

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Naproxen Impurity 17

• SZ CAT No: SZ-N007058

• CAS No:

  58149-89-6

• Mol.F.: C13H12O2
• Mol.Wt.: 200.2
• Inv. Status: Synthesis on demand

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Naproxen Impurity 2

• SZ CAT No: SZ-N007026

• CAS No:

  NA

• Mol.F.: C18H21O4 : Na
• Mol.Wt.: 301.4 : 23.0
• Inv. Status: Synthesis on demand

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Naproxen Impurity 3

• SZ CAT No: SZ-N007032

• CAS No:

  3453-55-2

• Mol.F.: C13H12O2
• Mol.Wt.: 200.2
• Inv. Status: Synthesis on demand

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Naproxen Impurity 4

• SZ CAT No: SZ-N007033

• CAS No:

  17056-94-9

• Mol.F.: C13H12O2
• Mol.Wt.: 200.2
• Inv. Status: Synthesis on demand

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Naproxen Impurity 5

• SZ CAT No: SZ-N007034

• CAS No:

  358369-77-4

• Mol.F.: C20H26O8
• Mol.Wt.: 394.4
• Inv. Status: Synthesis on demand

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Naproxen Impurity 6

• SZ CAT No: SZ-N007035

• CAS No:

  NA

• Mol.F.: C20H24O7
• Mol.Wt.: 376.4
• Inv. Status: Synthesis on demand

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Naproxen Impurity 9

• SZ CAT No: SZ-N007047

• CAS No:

  2601735-81-1

• Mol.F.: C18H22O4
• Mol.Wt.: 302.4
• Inv. Status: Synthesis on demand

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Naproxen Lactic acid Ester

• SZ CAT No: SZ-N007038

• CAS No:

  140225-89-4

• Mol.F.: C17H18O5
• Mol.Wt.: 302.3
• Inv. Status: Synthesis on demand

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Naproxen Nitrile Impurity

• SZ CAT No: SZ-N007020

• CAS No:

  67886-70-8

• Mol.F.: C12H9NO
• Mol.Wt.: 183.2
• Inv. Status: Synthesis on demand

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Naproxen  1,2-Propylene Glycol  Esters (Mixture of Isomers) 

• SZ CAT No: SZ-N007040

• CAS No:

  NA

• Mol.F.: C17H20O4
• Mol.Wt.: 288.3
• Inv. Status: Synthesis on demand

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Rac-Naproxen Isopropyl Ester

• SZ CAT No: SZ-N007056

• CAS No:

  68641-85-0

• Mol.F.: C17H20O3
• Mol.Wt.: 272.3
• Inv. Status: Synthesis on demand

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Sec-Butyl Chloroacetate

• SZ CAT No: SZ-N007027

• CAS No:

  17696-64-9

• Mol.F.: C6H11ClO2
• Mol.Wt.: 150.6
• Inv. Status: Synthesis on demand

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Naproxen-d3

• SZ CAT No: SZ-N007D01

• CAS No:

  1094102-82-5

• Mol.F.: C14H11D3O3
• Mol.Wt.: 233.3
• Inv. Status: In Stock

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(+/-)-Naproxen D3

• SZ CAT No: SZ-N007D04

• CAS No:

  958293-77-1

• Mol.F.: C14H11D3O3
• Mol.Wt.: 233.3
• Inv. Status: Synthesis on demand

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(±)-Naproxen-d3

• SZ CAT No: SZ-N007D06

• CAS No:

  958293-79-3

• Mol.F.: C14H11D3O3
• Mol.Wt.: 233.3
• Inv. Status: Synthesis on demand

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Naproxen 13C D3

• SZ CAT No: SZ-N007D05

• CAS No:

  NA

• Mol.F.: C1313CH11D3O3
• Mol.Wt.: 234.3
• Inv. Status: Synthesis on demand

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Rac Naproxen-d3 Methyl Ester

• SZ CAT No: SZ-N007D02

• CAS No:

  1189511-76-9

• Mol.F.: C15H13D3O3
• Mol.Wt.: 247.3
• Inv. Status: Synthesis on demand

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Rac O-Desmethyl Naproxen D3

• SZ CAT No: SZ-N007D03

• CAS No:

  1122399-99-8

• Mol.F.: C13H9D3O3
• Mol.Wt.: 219.3
• Inv. Status: Synthesis on demand