Diltiazem Related Products 
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.
N-nitroso-desmethyl-diltiazem
CAT No: VS-D059026
CAS No: N/A
Mol.F.: C21H23N3O5S
Mol.Wt.: 429.5
Status: Custom Synthesis
Deacetyl o-demethyl diltiazem
CAT No: VS-D059020
CAS No: 84903-82-2
Mol.F.: C19H22N2O3S
Mol.Wt.: 358.5
Status: Custom Synthesis
Desacetyl Diltiazem Hydrochloride
CAT No: VS-D059033
CAS No: 23515-45-9
Mol.F.: C20H25ClN2O3S
Mol.Wt.: 408.94
Status: Custom Synthesis
Desacetyl N, O-didesmethyl Diltiazem
CAT No: VS-D059022
CAS No: 142926-09-8
Mol.F.: C18H20N2O3S : HCl
Mol.Wt.: 344.43 : 36.46
Status: Custom Synthesis
Desacetyl N, O-didesmethyl Diltiazem
CAT No: VS-D059018
CAS No: 86408-42-6
Mol.F.: C18H20N2O3S
Mol.Wt.: 344.43
Status: Custom Synthesis
Diltiazem 2-Epimer O-Desacetyl Impurity
CAT No: VS-D059009
CAS No: 91926-66-8
Mol.F.: C20H24N2O3S
Mol.Wt.: 372.48
Status: Custom Synthesis
Diltiazem 2-Epimer O-Desacetyl N-Desdimethylaminoethyl Impurity
CAT No: VS-D059010
CAS No: 30825-34-4
Mol.F.: C16H15NO3S
Mol.Wt.: 301.36
Status: Custom Synthesis
Diltiazem DTZ-I Impurity
CAT No: VS-D059016
CAS No: 30842-48-9
Mol.F.: C19H19NO4S
Mol.Wt.: 357.42
Status: Custom Synthesis
Diltiazem DTZ-II Impurity
CAT No: VS-D059017
CAS No: N/A
Mol.F.: C20H19NO4S
Mol.Wt.: 369.43
Status: Custom Synthesis
Diltiazem EP Impurity A
CAT No: VS-D059002
CAS No: 103532-27-0
Mol.F.: C22H26N2O4S
Mol.Wt.: 414.52
Status: Custom Synthesis
Diltiazem EP Impurity B
CAT No: VS-D059003
CAS No: 87447-47-0
Mol.F.: C18H17NO4S
Mol.Wt.: 343.4
Status: In Stock
Diltiazem EP Impurity C
CAT No: VS-D059004
CAS No: 1286126-67-7
Mol.F.: C21H24N2O4S : HCl
Mol.Wt.: 400.5 : 36.5
Status: Custom Synthesis
Diltiazem EP Impurity D
CAT No: VS-D059032
CAS No: 86408-45-9
Mol.F.: C21H24N2O4S
Mol.Wt.: 400.49
Status: In Stock
Diltiazem EP Impurity D (HCl)
CAT No: VS-D059005
CAS No: 130606-60-9
Mol.F.: C21H24N2O4S : HCl
Mol.Wt.: 400.5 : 36.5
Status: In Stock
Diltiazem EP Impurity E
CAT No: VS-D059006
CAS No: 42399-49-5
Mol.F.: C16H15NO3S
Mol.Wt.: 301.36
Status: In Stock
Diltiazem EP Impurity F
CAT No: VS-D059007
CAS No: 42399-40-6
Mol.F.: C20H24N2O3S
Mol.Wt.: 372.5
Status: In Stock
Diltiazem EP Impurity F (HCl salt)
CAT No: VS-D059024
CAS No: 75472-91-2
Mol.F.: C20H24N2O3S : HCl
Mol.Wt.: 372.5 : 36.5
Status: Custom Synthesis
Diltiazem EP Impurity G
CAT No: VS-D059008
CAS No: 81353-09-5
Mol.F.: C19H22N2O3S
Mol.Wt.: 358.5
Status: Custom Synthesis
Diltiazem Formamide Impurity
CAT No: VS-D059031
CAS No: 1643948-42-8
Mol.F.: C22H24N2O5S
Mol.Wt.: 428.5
Status: In Stock
Diltiazem formyl impurity
CAT No: VS-D059029
CAS No: N/A
Mol.F.: C22H24N2O5S
Mol.Wt.: 428.5
Status: Custom Synthesis
Diltiazem HCl
CAT No: VS-D059001
CAS No: 33286-22-5
Mol.F.: C22H26N2O4S : HCl
Mol.Wt.: 414.5 : 36.5
Status: Custom Synthesis
Diltiazem Impurity 1
CAT No: VS-D059025
CAS No: N/A
Mol.F.: C19H22N2O3S
Mol.Wt.: 358.46
Status: Custom Synthesis
Diltiazem N,N-DiDesmethyl HCl
CAT No: VS-D059011
CAS No: 116050-35-2
Mol.F.: C20H22N2O4S : HCl
Mol.Wt.: 386.5 : 36.5
Status: Custom Synthesis
Diltiazem N,N-DiDesmethyl TFA Salt
CAT No: VS-D059021
CAS No: N/A
Mol.F.: C20H22N2O4S : C2HF3O2
Mol.Wt.: 386.47 : 114.02
Status: Custom Synthesis
Diltiazem N-Oxide
CAT No: VS-D059012
CAS No: 142843-04-7
Mol.F.: C22H26N2O5S
Mol.Wt.: 430.52
Status: Custom Synthesis
Diltiazem N-Oxide O-Desacetyl Impurity
CAT No: VS-D059013
CAS No: 122619-90-3
Mol.F.: C20H24N2O4S
Mol.Wt.: 388.48
Status: Custom Synthesis
Diltiazem O-Desacetyl-O-Desmethyl HCl
CAT No: VS-D059014
CAS No: 96252-32-3
Mol.F.: C19H22N2O3S : HCl
Mol.Wt.: 358.5 : 36.5
Status: Custom Synthesis
Diltiazem Sulfoxide
CAT No: VS-D059019
CAS No: 370094-12-5
Mol.F.: C22H26N2O5S
Mol.Wt.: 430.52
Status: Custom Synthesis
Diltiazem Sulfoxide N-Oxide
CAT No: VS-D059027
CAS No: N/A
Mol.F.: C22H26N2O6S
Mol.Wt.: 446.52
Status: Custom Synthesis
N,N,O-Tridesmethyl Desacetyl Diltiazem
CAT No: VS-D059015
CAS No: N/A
Mol.F.: C17H18N2O3S : HBr
Mol.Wt.: 330.4 : 80.9
Status: Custom Synthesis
N-Acetyl Diltiazem
CAT No: VS-D059023
CAS No: N/A
Mol.F.: C23H26N2O5S
Mol.Wt.: 442.5
Status: Custom Synthesis
N-DESMETHYL DILTIAZEM
CAT No: VS-D059030
CAS No: N/A
Mol.F.: C21H24N2O4S
Mol.Wt.: 400.5
Status: In Stock
Tertiary amide of diltiazem
CAT No: VS-D059028
CAS No: N/A
Mol.F.: C21H22N2O5S
Mol.Wt.: 414.48
Status: Custom Synthesis
