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Paracetamol Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Paracetamol, pharmacopeial and non-pharmacopeial Paracetamol impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Paracetamol 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.

Paracetamol-related products are thoroughly characterized. Paracetamol 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.

Pharmaceutical Reference Standards

4-Hydroxyphenylacetamide

Picture of 4-Hydroxyphenylacetamide
SZ CAT No:: SZ-P007013
CAS No: 17194-82-0
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: In Stock

Acetaminophen Impurity A (DMF)

Picture of Acetaminophen Impurity A (DMF)
SZ CAT No:: SZ-P007018
CAS No: NA
Mol.F.: C16H16N2O3
Mol.Wt.: 284.3
Inv. Status: In Stock

Paracetamol

Picture of Paracetamol
SZ CAT No:: SZ-P007001
CAS No: 103-90-2
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: In Stock

Paracetamol Dimer

Picture of Paracetamol Dimer
SZ CAT No:: SZ-P007014
CAS No: 98966-14-4
Mol.F.: C16H16N2O4
Mol.Wt.: 300.3
Inv. Status: In Stock

Paracetamol EP Impurity A

Picture of Paracetamol EP Impurity A
SZ CAT No:: SZ-P007002
CAS No: 614-80-2
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: In Stock

Paracetamol EP Impurity B

Picture of Paracetamol EP Impurity B
SZ CAT No:: SZ-P007003
CAS No: 1693-37-4
Mol.F.: C9H11NO2
Mol.Wt.: 165.2
Inv. Status: In Stock

Paracetamol EP Impurity C

Picture of Paracetamol EP Impurity C
SZ CAT No:: SZ-P007004
CAS No: 3964-54-3
Mol.F.: C8H8ClNO2
Mol.Wt.: 185.6
Inv. Status: In Stock

Paracetamol EP Impurity D

Picture of Paracetamol EP Impurity D
SZ CAT No:: SZ-P007005
CAS No: 103-84-4
Mol.F.: C8H9NO
Mol.Wt.: 135.2
Inv. Status: In Stock

Paracetamol EP Impurity E

Picture of Paracetamol EP Impurity E
SZ CAT No:: SZ-P007006
CAS No: 99-93-4
Mol.F.: C8H8O2
Mol.Wt.: 136.2
Inv. Status: In Stock

Paracetamol EP Impurity F

Picture of Paracetamol EP Impurity F
SZ CAT No:: SZ-P007007
CAS No: 100-02-7
Mol.F.: C6H5NO3
Mol.Wt.: 139.1
Inv. Status: In Stock
Rel. CAS No: 824-78-2 (Na salt)

Paracetamol EP Impurity G

Picture of Paracetamol EP Impurity G
SZ CAT No:: SZ-P007008
CAS No: 34523-34-7
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: In Stock

Paracetamol EP Impurity H

Picture of Paracetamol EP Impurity H
SZ CAT No:: SZ-P007009
CAS No: 2623-33-8
Mol.F.: C10H11NO3
Mol.Wt.: 193.2
Inv. Status: In Stock

Paracetamol EP Impurity I

Picture of Paracetamol EP Impurity I
SZ CAT No:: SZ-P007010
CAS No: 118-93-4
Mol.F.: C8H8O2
Mol.Wt.: 136.2
Inv. Status: In Stock

Paracetamol EP Impurity J

Picture of Paracetamol EP Impurity J
SZ CAT No:: SZ-P007011
CAS No: 539-03-7
Mol.F.: C8H8ClNO
Mol.Wt.: 169.6
Inv. Status: In Stock

Paracetamol EP Impurity K

Picture of Paracetamol EP Impurity K
SZ CAT No:: SZ-P007012
CAS No: 123-30-8
Mol.F.: C6H7NO
Mol.Wt.: 109.1
Inv. Status: In Stock

Paracetamol EP Impurity M

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SZ CAT No:: SZ-P007016
CAS No: 1752-24-5
Mol.F.: C12H11NO2
Mol.Wt.: 201.2
Inv. Status: In Stock
Rel. CAS No: 1965310-24-0 (HCl salt)

Paracetamol EP Impurity N

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SZ CAT No:: SZ-P007017
CAS No: 3070-86-8
Mol.F.: C16H16N2O3
Mol.Wt.: 284.3
Inv. Status: In Stock

Paracetamol Impurity 2

Picture of Paracetamol Impurity 2
SZ CAT No:: SZ-P007030
CAS No: 51288-37-0
Mol.F.: C8H8N2O4
Mol.Wt.: 196.2
Inv. Status: In Stock
Rel. CAS No: 59820-32-5 (potassium salt)

Paracetamol EP Impurity L

Picture of Paracetamol EP Impurity L
SZ CAT No:: SZ-P007015
CAS No: 2514961-29-4
Mol.F.: C16H16N2O4
Mol.Wt.: 300.3
Inv. Status: Limited Stock

2-Chloro-N-phenylacetamide

Picture of 2-Chloro-N-phenylacetamide
SZ CAT No:: SZ-P007019
CAS No: 587-65-5
Mol.F.: C8H8ClNO
Mol.Wt.: 169.6
Inv. Status: Custom Synthesis

Acetaminophen Cysteine

Picture of Acetaminophen Cysteine
SZ CAT No:: SZ-P007028
CAS No: 64014-06-8
Mol.F.: C11H14N2O3S
Mol.Wt.: 254.3
Inv. Status: Custom Synthesis

Acetaminophen Glucuronide

Picture of Acetaminophen Glucuronide
SZ CAT No:: SZ-P007025
CAS No: 16110-10-4
Mol.F.: C14H17NO8
Mol.Wt.: 327.3
Inv. Status: Custom Synthesis
Rel. CAS No: 120595-80-4 (Na salt)

Acetaminophen Sulfate

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SZ CAT No:: SZ-P007027
CAS No: 10066-90-7
Mol.F.: C8H9NO5S
Mol.Wt.: 231.2
Inv. Status: Custom Synthesis

Paracetamol Cysteine 

Picture of Paracetamol Cysteine 
SZ CAT No:: SZ-P007024
CAS No: 58109-87-8
Mol.F.: C11H14N2O3S
Mol.Wt.: 254.3
Inv. Status: Custom Synthesis

Paracetamol Impurity 1

Picture of Paracetamol Impurity 1
SZ CAT No:: SZ-P007021
CAS No: 98966-17-7
Mol.F.: C16H16N2O4
Mol.Wt.: 300.3
Inv. Status: Custom Synthesis

Paracetamol Impurity 3

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SZ CAT No:: SZ-P007031
CAS No: 74114-62-8
Mol.F.: C9H8ClNO3
Mol.Wt.: 213.6
Inv. Status: Custom Synthesis

Paracetamol Impurity 4

Picture of Paracetamol Impurity 4
SZ CAT No:: SZ-P007032
CAS No: 500579-42-0
Mol.F.: C15H15NO2
Mol.Wt.: 241.3
Inv. Status: Custom Synthesis

Paracetamol EP Impurity M HCl

Picture of Paracetamol EP Impurity M HCl
SZ CAT No:: SZ-P007022
CAS No: 1965310-24-0
Mol.F.: C12H11NO2 : HCl
Mol.Wt.: 201.2 : 36.5
Inv. Status: Under Synthesis
Rel. CAS No: 1752-24-5 (free base)

Paracetamol EP Impurity O

Picture of Paracetamol EP Impurity O
SZ CAT No:: SZ-P007020
CAS No: 2575516-61-7
Mol.F.: C16H16N2O4
Mol.Wt.: 300.3
Inv. Status: Under Synthesis

Paracetamol Impurity 5

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SZ CAT No:: SZ-P007033
CAS No: 2130910-69-7
Mol.F.: C14H12N2O2
Mol.Wt.: 240.3
Inv. Status:

Paracetamol Impurity 6

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SZ CAT No:: SZ-P007034
CAS No: 93629-82-4
Mol.F.: C14H14N2O2
Mol.Wt.: 242.3
Inv. Status:

Stable Isotopes And Metabolites

Paracetamol D3

Picture of Paracetamol D3
SZ CAT No:: SZ-P007D02
CAS No: 60902-28-5
Mol.F.: C8H6D3NO2
Mol.Wt.: 154.2
Inv. Status: In Stock

3-Hydroxyacetaminophen D3

Picture of 3-Hydroxyacetaminophen D3
SZ CAT No:: SZ-P007D04
CAS No: 1020719-47-4
Mol.F.: C8H6D3NO3
Mol.Wt.: 170.2
Inv. Status: Custom Synthesis

4-Acetaminophen D3 Sulfate

Picture of 4-Acetaminophen D3 Sulfate
SZ CAT No:: SZ-P007D05
CAS No: 1020718-78-8
Mol.F.: C8H6D3NO5S
Mol.Wt.: 234.2
Inv. Status: Custom Synthesis

N-Nitroso Paracetamol D3

Picture of N-Nitroso Paracetamol D3
SZ CAT No:: SZ-P007D06
CAS No: NA
Mol.F.: C8H5D3N2O3
Mol.Wt.: 183.2
Inv. Status: Custom Synthesis

Paracetamol D4

Picture of Paracetamol D4
SZ CAT No:: SZ-P007D01
CAS No: 64315-36-2
Mol.F.: C8H5D4NO2
Mol.Wt.: 155.2
Inv. Status: Custom Synthesis

S-Methyl-d3-thioacetaminophen

Picture of S-Methyl-d3-thioacetaminophen
SZ CAT No:: SZ-P007D03
CAS No: 1215669-56-9
Mol.F.: C9H8D3NO2S
Mol.Wt.: 200.3
Inv. Status: Custom Synthesis

4-Nitrophenol D4

Picture of 4-Nitrophenol D4
SZ CAT No:: SZ-P007D07
CAS No: 93951-79-2
Mol.F.: C6HD4NO3
Mol.Wt.: 143.1
Inv. Status:

Acetaminophen-13C6

Picture of Acetaminophen-13C6
SZ CAT No:: SZ-P007D09
CAS No: 2132405-57-1
Mol.F.: C213C6H9NO2
Mol.Wt.: 157.1
Inv. Status:

Paracetamol D7

Picture of Paracetamol D7
SZ CAT No:: SZ-P007D08
CAS No: 1219798-53-4
Mol.F.: C8H2D7NO2
Mol.Wt.: 158.2
Inv. Status:

Possible Nitroso Standards

N-Nitroso Paracetamol EP Impurity D

Picture of N-Nitroso Paracetamol EP Impurity D
SZ CAT No:: SZ-P007023
CAS No: 938-81-8
Mol.F.: C8H8N2O2
Mol.Wt.: 164.2
Inv. Status: Custom Synthesis

N-Nitroso Paracetamol

Picture of N-Nitroso Paracetamol
SZ CAT No:: SZ-P007026
CAS No: 146897-60-1
Mol.F.: C8H8N2O3
Mol.Wt.: 180.2
Inv. Status: Inquire

N-Nitroso Paracetamol EP Impurity M

Picture of N-Nitroso Paracetamol EP Impurity M
SZ CAT No:: SZ-P007029
CAS No: NA
Mol.F.: C12H10N2O3
Mol.Wt.: 230.2
Inv. Status: Inquire
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