Theophylline

Venkatasai is a leading innovator in the field of pharmaceutical reference standards, offering high-quality Reference Standards of Abacavir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope-labeled compounds, and nitrosamines (N-NO products). Our Abacavir impurity reference standards play a vital role in pharmaceutical research, supporting product development, ANDA and DMF filings, quality control (QC), method validation, and stability studies. They are also instrumental in identifying unknown impurities and evaluating genotoxic potential. All Abacavir-related products are thoroughly characterized and supplied with comprehensive Certificates of Analysis (COA) and analytical data that comply with regulatory standards. EP/USP traceable standards can also be provided upon request. Furthermore, all supplied products undergo periodic re-testing to ensure continued quality and reliability.

8-Benzyl Theophylline

CAT No: VS-T039010

CAS No: 2879-15-4

Mol.F.: C14H14N4O2 

Mol.Wt.: 270.3

Status: Custom Synthesis

8-Chlorotheophylline

CAT No: VS-T039009

CAS No: 85-18-7

Mol.F.: C7H7ClN4O2 

Mol.Wt.: 214.6

Status: Custom Synthesis

Theophylline

CAT No: VS-T039000

CAS No: 58-55-9

Mol.F.: C7H8N4O2 

Mol.Wt.: 180.2

Status: Custom Synthesis

Theophylline 7-Acetic Acid

CAT No: VS-T039008

CAS No: 652-37-9

Mol.F.: C9H10N4O4 

Mol.Wt.: 238.2

Status: Custom Synthesis

Theophylline EP Impurity A

CAT No: VS-T039002

CAS No: 58-08-2

Mol.F.: C8H10N4O2

Mol.Wt.: 194.2

Status: Custom Synthesis

Theophylline EP Impurity B

CAT No: VS-T039003

CAS No: 1076-22-8

Mol.F.: C6H6N4O2 

Mol.Wt.: 166.1

Status: In Stock

Theophylline EP Impurity C

CAT No: VS-T039004

CAS No: 7597-60-6

Mol.F.: C7H10N4O3

Mol.Wt.: 198.2

Status: In Stock

Theophylline EP Impurity D

CAT No: VS-T039005

CAS No: 6736-40-9

Mol.F.: C6H10N4O

Mol.Wt.: 154.2

Status: Custom Synthesis

Theophylline EP Impurity E

CAT No: VS-T039006

CAS No: 944-73-0

Mol.F.: C7H8N4O3 

Mol.Wt.: 196.2

Status: Custom Synthesis

Theophylline EP Impurity F

CAT No: VS-T039001

CAS No: 519-37-9

Mol.F.: C9H12N4O3

Mol.Wt.: 224.2

Status: Custom Synthesis

Theophylline Impurity 10

CAT No: VS-T039017

CAS No: 40258-78-4

Mol.F.: C4H7BrO2 

Mol.Wt.: 167

Status: In Stock

Theophylline Impurity 11

CAT No: VS-T039018

CAS No: 24442-57-7

Mol.F.: C4H6Br2O2 

Mol.Wt.: 245.9

Status: Custom Synthesis

Theophylline Impurity 12

CAT No: VS-T039019

CAS No: N/A

Mol.F.: C11H12N4O4 

Mol.Wt.: 264.2

Status: Custom Synthesis

Theophylline Impurity 13

CAT No: VS-T039020

CAS No: 427895-68-9

Mol.F.: C7H10N4O2 

Mol.Wt.: 182.2

Status: Custom Synthesis

Theophylline Impurity 14

CAT No: VS-T039021

CAS No: N/A

Mol.F.: C6H9N5O2

Mol.Wt.: 183.2

Status: Custom Synthesis

Theophylline Impurity 2

CAT No: VS-T039011

CAS No: 5614-53-9

Mol.F.: C9H10N4O3

Mol.Wt.: 222.2

Status: In Stock

Theophylline Impurity 4

CAT No: VS-T039012

CAS No: 1174289-18-9

Mol.F.: C11H14N4O4 

Mol.Wt.: 266.3

Status: In Stock

Theophylline Impurity 6

CAT No: VS-T039013

CAS No: 81781-90-0

Mol.F.: C16H17ClN4O2 

Mol.Wt.: 332.8

Status: Custom Synthesis

Theophylline Impurity 7

CAT No: VS-T039014

CAS No: 60797-68-4

Mol.F.: C7H10N4O3 

Mol.Wt.: 198.2

Status: Custom Synthesis

Theophylline Impurity 8

CAT No: VS-T039015

CAS No: 5309-70-6

Mol.F.: C4H5BrO2 

Mol.Wt.: 165

Status: Custom Synthesis

Theophylline Impurity 9

CAT No: VS-T039016

CAS No: 42772-85-0

Mol.F.: C9H12O4S 

Mol.Wt.: 216.3

Status: In Stock

Theophylline Related Compound D

CAT No: VS-T039007

CAS No: 116131-08-9

Mol.F.: C6H10N4O . HCl

Mol.Wt.: 154.2 : 36.5

Status: Custom Synthesis