Apremilast 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.
2-Desacetylapremilast open chain analog
CAT No: VS-A077039
CAS No: N/A
Mol.F.: C20H24N2O7S
Mol.Wt.: 436.5
Status: Custom Synthesis
3-Nitrophthalic Acid
CAT No: VS-A077016
CAS No: 603-11-2
Mol.F.: C8H5NO6
Mol.Wt.: 211.1
Status: Custom Synthesis
4-Hydroxy benzonitrile
CAT No: VS-A077045
CAS No: 60758-79-4
Mol.F.: C9H9NO2
Mol.Wt.: 163.2
Status: Custom Synthesis
5-Acetamide Apremilast
CAT No: VS-A077040
CAS No: 2201974-01-6
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: Custom Synthesis
Apremilast N-formyl impurity
CAT No: VS-A077015
CAS No: 2077897-94-8
Mol.F.: C21H22N2O7S
Mol.Wt.: 446.5
Status: In Stock
Apremilast 2-Acetamido Benzoic Acid Imurity
CAT No: VS-A077014
CAS No: 1809170-71-5
Mol.F.: C22H26N2O8S
Mol.Wt.: 478.5
Status: In Stock
Apremilast Des Oxo Impurity
CAT No: VS-A077012
CAS No: 2487573-08-8
Mol.F.: C45H48N4O14S2
Mol.Wt.: 933.01
Status: Custom Synthesis
Apremilast Dimer
CAT No: VS-A077008
CAS No: 1802246-60-1
Mol.F.: C30H27N3O9S
Mol.Wt.: 605.62
Status: Custom Synthesis
Apremilast EP Impurity B
CAT No: VS-A077001
CAS No: 15371-06-9
Mol.F.: C10H9NO5
Mol.Wt.: 223.18
Status: Custom Synthesis
Apremilast EP Impurity C
CAT No: VS-A077002
CAS No: 2487573-02-2
Mol.F.: C21H21NO7S
Mol.Wt.: 431.46
Status: Custom Synthesis
Apremilast EP Impurity D
CAT No: VS-A077003
CAS No: 2448678-64-4
Mol.F.: C23H26N2O7S
Mol.Wt.: 474.53
Status: Custom Synthesis
Apremilast EP Impurity E
CAT No: VS-A077004
CAS No: 2487573-03-3
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: Custom Synthesis
Apremilast EP Impurity F
CAT No: VS-A077005
CAS No: N/A
Mol.F.: C20H24N2O7S
Mol.Wt.: 436.48
Status: Custom Synthesis
Apremilast EP Impurity H
CAT No: VS-A077006
CAS No: 253168-94-4
Mol.F.: C12H19NO4S
Mol.Wt.: 273.35
Status: Custom Synthesis
Apremilast Impurity 1
CAT No: VS-A077017
CAS No: 608141-43-1
Mol.F.: C12H19NO4S ; C8H15NO3
Mol.Wt.: 273.4 ; 173.2
Status: Custom Synthesis
Apremilast Impurity 10
CAT No: VS-A077026
CAS No: 608141-42-0
Mol.F.: C12H19NO4S
Mol.Wt.: 273.3
Status: Custom Synthesis
Apremilast Impurity 11
CAT No: VS-A077027
CAS No: 1384439-80-8
Mol.F.: C17H16N2O6S
Mol.Wt.: 376.38
Status: Custom Synthesis
Apremilast Impurity 12
CAT No: VS-A077028
CAS No: 1384440-16-7
Mol.F.: C19H20N2O6S
Mol.Wt.: 404.44
Status: Custom Synthesis
Apremilast Impurity 13
CAT No: VS-A077029
CAS No: 1384439-79-5
Mol.F.: C19H18N2O7S
Mol.Wt.: 418.42
Status: Custom Synthesis
Apremilast Impurity 14
CAT No: VS-A077030
CAS No: 2487573-05-5
Mol.F.: C18H18N2O6S
Mol.Wt.: 390.41
Status: Custom Synthesis
Apremilast Impurity 15
CAT No: VS-A077031
CAS No: 2096492-43-0
Mol.F.: C22H24N2O8S
Mol.Wt.: 476.5
Status: Custom Synthesis
Apremilast Impurity 16
CAT No: VS-A077032
CAS No: 2096492-41-8
Mol.F.: C22H26N2O8S
Mol.Wt.: 478.52
Status: In Stock
Apremilast Impurity 17
CAT No: VS-A077033
CAS No: 2487573-01-1
Mol.F.: C23H26N2O8S
Mol.Wt.: 490.54
Status: Custom Synthesis
Apremilast Impurity 18
CAT No: VS-A077034
CAS No: 2055542-18-0
Mol.F.: C12H18O5S
Mol.Wt.: 274.33
Status: Custom Synthesis
Apremilast Impurity 19
CAT No: VS-A077035
CAS No: 52805-46-6
Mol.F.: C8H7NO2
Mol.Wt.: 149.1
Status: Custom Synthesis
Apremilast Impurity 2
CAT No: VS-A077018
CAS No: 6296-53-3
Mol.F.: C10H7NO4
Mol.Wt.: 205.2
Status: Custom Synthesis
Apremilast Impurity 20
CAT No: VS-A077036
CAS No: N/A
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis
Apremilast Impurity 21
CAT No: VS-A077037
CAS No: 60758-86-3
Mol.F.: C10H11NO2
Mol.Wt.: 177.2
Status: Custom Synthesis
Apremilast Impurity 22
CAT No: VS-A077038
CAS No: 2077897-93-7
Mol.F.: C20H21NO6S
Mol.Wt.: 403.4
Status: Custom Synthesis
Apremilast Impurity 25
CAT No: VS-A077041
CAS No: N/A
Mol.F.: C20H20N2O8S
Mol.Wt.: 448.4
Status: Custom Synthesis
Apremilast Impurity 26
CAT No: VS-A077043
CAS No: N/A
Mol.F.: C18H12N2O7
Mol.Wt.: 368.3
Status: Custom Synthesis
Apremilast Impurity 27
CAT No: VS-A077044
CAS No: 22235-04-7
Mol.F.: C₁₀H₇NO₄
Mol.Wt.: 205.17
Status: Custom Synthesis
Apremilast Impurity 28
CAT No: VS-A077046
CAS No: 2651-55-0
Mol.F.: C10H12O4
Mol.Wt.: 196.2
Status: Custom Synthesis
Apremilast Impurity 29
CAT No: VS-A077047
CAS No: 1956-36-1
Mol.F.: C10H13NO3
Mol.Wt.: 195.2
Status: Custom Synthesis
Apremilast Impurity 3
CAT No: VS-A077019
CAS No: 2097600-16-1
Mol.F.: C14H21NO5S
Mol.Wt.: 315.4
Status: Custom Synthesis
Apremilast Impurity 30
CAT No: VS-A077048
CAS No: 60758-87-4
Mol.F.: C11H13NO2
Mol.Wt.: 191.2
Status: Custom Synthesis
Apremilast Impurity 31
CAT No: VS-A077049
CAS No: 247569-89-7
Mol.F.: C10H13NO3
Mol.Wt.: 195.2
Status: Custom Synthesis
Apremilast Impurity 32
CAT No: VS-A077050
CAS No: 1450657-28-9
Mol.F.: C12H16O5S
Mol.Wt.: 272.3
Status: Custom Synthesis
Apremilast Impurity 33
CAT No: VS-A077051
CAS No: 2139236-60-3
Mol.F.: C12H17NO4S
Mol.Wt.: 271.3
Status: Custom Synthesis
Apremilast Impurity 34
CAT No: VS-A077052
CAS No: 608142-27-4
Mol.F.: C12H19NO4S
Mol.Wt.: 273.3
Status: Custom Synthesis
Apremilast Impurity 35
CAT No: VS-A077053
CAS No: 113579-20-7
Mol.F.: C9H9NO4
Mol.Wt.: 195.17
Status: In Stock
Apremilast Impurity 36
CAT No: VS-A077054
CAS No: 103259-06-9
Mol.F.: C9H9NO4
Mol.Wt.: 195.17
Status: In Stock
Apremilast Impurity 37
CAT No: VS-A077055
CAS No: 1131-52-8
Mol.F.: C10H12O3
Mol.Wt.: 180.2
Status: Custom Synthesis
Apremilast Impurity 4
CAT No: VS-A077020
CAS No: 1407140-51-5
Mol.F.: C20H32N2O6S
Mol.Wt.: 428.5
Status: Custom Synthesis
Apremilast Impurity 5
CAT No: VS-A077021
CAS No: 2095036-40-9
Mol.F.: C20H20N2O8S
Mol.Wt.: 448.5
Status: Custom Synthesis
Apremilast Impurity 6
CAT No: VS-A077022
CAS No: 1384967-20-7
Mol.F.: C20H20N2O7S
Mol.Wt.: 432.5
Status: Custom Synthesis
Apremilast Impurity 8
CAT No: VS-A077024
CAS No: 2096492-44-1
Mol.F.: C22H24N2O8S
Mol.Wt.: 476.5
Status: Custom Synthesis
Apremilast Impurity 9
CAT No: VS-A077025
CAS No: 1831833-38-5
Mol.F.: C12H16O4S
Mol.Wt.: 256.32
Status: Custom Synthesis
Apremilast Impurity E
CAT No: VS-A077007
CAS No: N/A
Mol.F.: C28H25N3O8S
Mol.Wt.: 563.6
Status: Custom Synthesis
Apremilast Olifin Amine
CAT No: VS-A077011
CAS No: 1450657-31-4
Mol.F.: C12H17NO4S
Mol.Wt.: 271.33
Status: Custom Synthesis
Apremilast related compound E
CAT No: VS-A077056
CAS No: NA
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: Custom Synthesis
Apremilast R-Isomer
CAT No: VS-A077010
CAS No: 608141-44-2
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: In Stock
Desacetyl Apremilast
CAT No: VS-A077009
CAS No: N/A
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.46
Status: Custom Synthesis
Desacetyl Apremilast
CAT No: VS-A077042
CAS No: 635705-72-5
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis
N-Deacetyl Apremilast
CAT No: VS-A077013
CAS No: 253168-83-1
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis
O-Desmethyl Apremilast (USP)
CAT No: VS-A077023
CAS No: 1384441-38-6
Mol.F.: C21H22N2O7S
Mol.Wt.: 446.5
Status: Custom Synthesis
