Theophylline Related Products


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

Theophylline-related products are thoroughly characterized. Theophylline 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.

7-Methylxanthin

SZ CAT No:: SZ-T045027
CAS No: 552-62-5
Mol.F.: C6H6N4O2
Mol.Wt.: 166.1
Inv. Status: In Stock

8-Chlorotheophylline

SZ CAT No:: SZ-T045009
CAS No: 85-18-7
Mol.F.: C7H7ClN4O2 
Mol.Wt.: 214.6
Inv. Status: In Stock

Etofyllin

SZ CAT No:: SZ-T045002
CAS No: 519-37-9
Mol.F.: C9H12N4O3
Mol.Wt.: 224.2
Inv. Status: In Stock

Theophylline 7-Acetic Acid

SZ CAT No:: SZ-T045008
CAS No: 652-37-9
Mol.F.: C9H10N4O4 
Mol.Wt.: 238.2
Inv. Status: In Stock

Theophylline EP Impurity A

SZ CAT No:: SZ-T045003
CAS No: 58-08-2
Mol.F.: C8H10N4O2
Mol.Wt.: 194.2
Inv. Status: In Stock
Rel. CAT No: SZ-C062001 , SZ-C062012 , SZ-D064003 , SZ-P063007 ,

Theophylline EP Impurity B

SZ CAT No:: SZ-T045004
CAS No: 1076-22-8
Mol.F.: C6H6N4O2 
Mol.Wt.: 166.1
Inv. Status: In Stock

Theophylline EP Impurity C

SZ CAT No:: SZ-T045005
CAS No: 7597-60-6
Mol.F.: C7H10N4O3
Mol.Wt.: 198.2
Inv. Status: In Stock

Theophylline EP Impurity D (HCl salt)

SZ CAT No:: SZ-T045021
CAS No: 116131-08-9
Mol.F.: C6H10N4O : HCl
Mol.Wt.: 154.2 : 36.5
Inv. Status: In Stock
Rel. CAS No: 6736-40-9 (free base)

Theophylline EP Impurity E

SZ CAT No:: SZ-T045007
CAS No: 944-73-0
Mol.F.: C7H8N4O3 
Mol.Wt.: 196.2
Inv. Status: In Stock

Theophylline Impurity 17

SZ CAT No:: SZ-T045028
CAS No: NA
Mol.F.: C9H10N4O3 : C9H12N4O4
Mol.Wt.: 222.2 : 240.2
Inv. Status: In Stock

Theophylline-7-Acetaldehyde

SZ CAT No:: SZ-T045011
CAS No: 5614-53-9
Mol.F.: C9H10N4O3
Mol.Wt.: 222.2
Inv. Status: In Stock

1-Bromoethyl Acetate

SZ CAT No:: SZ-T045017
CAS No: 40258-78-4
Mol.F.: C4H7BrO2 
Mol.Wt.: 167.0
Inv. Status: Out of Stock, Custom Synthesis

Theophylline

SZ CAT No:: SZ-T045001
CAS No: 58-55-9
Mol.F.: C7H8N4O2
Mol.Wt.: 180.2
Inv. Status: Out of Stock, Custom Synthesis
Rel. CAS No: 3485-82-3 (Sodium salt) ; 5967-84-0 (hydrate salt) ; 57533-87-6 (K salt) ; 37611-63-5 (HCl salt) ; 1604876-32-5 (Hydrochloride Hydrate salt)
Rel. CAT No: SZ-T045033 , SZ-T045026 ,

1,2-Dibromoethyl Acetate

SZ CAT No:: SZ-T045018
CAS No: 24442-57-7
Mol.F.: C4H6Br2O2 
Mol.Wt.: 245.9
Inv. Status: Custom Synthesis

8-Benzyl Theophylline

SZ CAT No:: SZ-T045010
CAS No: 2879-15-4
Mol.F.: C14H14N4O2 
Mol.Wt.: 270.3
Inv. Status: Custom Synthesis

Theophylline Hydrochloride Monohydrate

SZ CAT No:: SZ-T045026
CAS No: 1604876-32-5
Mol.F.: C7H8N4O2 : HCl : H2O
Mol.Wt.: 180.2 : 36.5 : 18.0
Inv. Status: Custom Synthesis
Rel. CAS No: 58-55-9 (free base) ; 3485-82-3 (Na salt) ; 5967-84-0 (hydrate salt) ; 57533-87-6 (K salt) ; 37611-63-5 (HCl salt)
Rel. CAT No: SZ-T045001 , SZ-T045033 ,

Theophylline Impurity 12

SZ CAT No:: SZ-T045019
CAS No: NA
Mol.F.: C11H12N4O4 
Mol.Wt.: 264.2
Inv. Status: Custom Synthesis

Theophylline Impurity 13

SZ CAT No:: SZ-T045020
CAS No: 427895-68-9
Mol.F.: C7H10N4O2 
Mol.Wt.: 182.2
Inv. Status: Custom Synthesis

Theophylline Impurity 18

SZ CAT No:: SZ-T045030
CAS No: 39726-70-0
Mol.F.: C17H20N8O5
Mol.Wt.: 416.4
Inv. Status: Custom Synthesis

Theophylline Impurity 4

SZ CAT No:: SZ-T045012
CAS No: 1174289-18-9
Mol.F.: C11H14N4O4 
Mol.Wt.: 266.3
Inv. Status: Custom Synthesis

Theophylline Impurity 6

SZ CAT No:: SZ-T045013
CAS No: 81781-90-0
Mol.F.: C16H17ClN4O2 
Mol.Wt.: 332.8
Inv. Status: Custom Synthesis

Theophylline Impurity 7

SZ CAT No:: SZ-T045014
CAS No: 60797-68-4
Mol.F.: C7H10N4O3 
Mol.Wt.: 198.2
Inv. Status: Custom Synthesis

Theophylline Impurity 8

SZ CAT No:: SZ-T045015
CAS No: 5309-70-6
Mol.F.: C4H5BrO2 
Mol.Wt.: 165.0
Inv. Status: Custom Synthesis

Theophylline Impurity 9

SZ CAT No:: SZ-T045016
CAS No: 42772-85-0
Mol.F.: C9H12O4S 
Mol.Wt.: 216.3
Inv. Status: Custom Synthesis

Sodium Theophylline

SZ CAT No:: SZ-T045033
CAS No: 3485-82-3
Mol.F.: C7H7N4O2 : Na
Mol.Wt.: 179.2 : 23.0
Inv. Status:
Rel. CAS No: 58-55-9 (free base) ; 5967-84-0 (hydrate salt) ; 57533-87-6 (K salt) ; 37611-63-5 (HCl salt) ; 1604876-32-5 (Hydrochloride Hydrate salt)
Rel. CAT No: SZ-T045001 , SZ-T045026 ,

Theophylline Impurity 19

SZ CAT No:: SZ-T045031
CAS No: 6136-37-4
Mol.F.: C6H6N4O2
Mol.Wt.: 166.1
Inv. Status:

Theophylline Impurity 20

SZ CAT No:: SZ-T045032
CAS No: NA
Mol.F.: C13H16N4O6
Mol.Wt.: 324.3
Inv. Status:

8-Chlorotheophylline-D6

SZ CAT No:: SZ-T045D02
CAS No: 1346598-95-5
Mol.F.: C7HD6ClN4O2
Mol.Wt.: 220.6
Inv. Status: Custom Synthesis

Theophylline D6

SZ CAT No:: SZ-T045D01
CAS No: 117490-39-8
Mol.F.: C7H2D6N4O2
Mol.Wt.: 186.2
Inv. Status: Custom Synthesis

N-Nitroso Theophylline EP Impurity C

SZ CAT No:: SZ-T045024
CAS No: NA
Mol.F.: C7H9N5O4
Mol.Wt.: 227.2
Inv. Status: Custom Synthesis

N-Nitroso Theophylline EP Impurity D

SZ CAT No:: SZ-T045023
CAS No: NA
Mol.F.: C6H9N5O2
Mol.Wt.: 183.2
Inv. Status: Custom Synthesis

N-Nitroso Theophylline

SZ CAT No:: SZ-T045022
CAS No: NA
Mol.F.: C7H7N5O3
Mol.Wt.: 209.2
Inv. Status: Inquire

N-Nitroso-8-Chlorotheophylline

SZ CAT No:: SZ-T045029
CAS No: NA
Mol.F.: C7H6ClN5O3
Mol.Wt.: 243.6
Inv. Status: Inquire
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