Pemetrexed 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.
Pemetrexed
CAT No: VS-P016000
CAS No: 137281-23-3
Mol.F.: C20H21N5O6
Mol.Wt.: 427.4
Status: Custom Synthesis
Pemetrexed Impurity 3
CAT No: VS-P016022
CAS No: 1265908-63-1
Mol.F.: C21H23N5O6
Mol.Wt.: 441.4
Status: Custom Synthesis
Pemetrexed Alpha-Hydroxy lactum
CAT No: VS-P016013
CAS No: 1644286-36-1
Mol.F.: C20H21N5O8
Mol.Wt.: 459.4
Status: Custom Synthesis
Pemetrexed Alpha-Hydroxy lactum Isomers 2
CAT No: VS-P016019
CAS No: N/A
Mol.F.: C20H21N5O8
Mol.Wt.: 459.4
Status: Custom Synthesis
Pemetrexed Disodium
CAT No: VS-P016001
CAS No: 150399-23-8
Mol.F.: C20H21N5O6 : 2Na
Mol.Wt.: 427.4 : 2(23.0)
Status: Custom Synthesis
Pemetrexed EP Impurity A (N-Methyl Pemetrexed)
CAT No: VS-P016002
CAS No: 869791-42-4
Mol.F.: C21H23N5O6
Mol.Wt.: 441.4
Status: In Stock
Pemetrexed EP Impurity A Sodium Salt
CAT No: VS-P016003
CAS No: 2243918-27-4
Mol.F.: C21H23N5O6 : Na
Mol.Wt.: 441.4 : 23.0
Status: Custom Synthesis
Pemetrexed EP Impurity B
CAT No: VS-P016004
CAS No: 1802552-04-0
Mol.F.: C40H40N10O13
Mol.Wt.: 868.8
Status: Custom Synthesis
Pemetrexed EP Impurity C (Pemetrexed S-dimer)
CAT No: VS-P016005
CAS No: 1802552-16-4
Mol.F.: C40H40N10O13
Mol.Wt.: 868.8
Status: Custom Synthesis
Pemetrexed EP Impurity D
CAT No: VS-P016006
CAS No: 144051-68-3
Mol.F.: C25H28N6O9
Mol.Wt.: 556.5
Status: In Stock
Pemetrexed EP Impurity D (Trisodium Salt)
CAT No: VS-P016043
CAS No: 1265908-59-5
Mol.F.: C25H25N6Na3O9
Mol.Wt.: 622.47
Status: In Stock
Pemetrexed EP Impurity D Dihydrate
CAT No: VS-P016007
CAS No: N/A
Mol.F.: C25H28N6O9 : 2(H2O)
Mol.Wt.: 556.5 : 2(18.0)
Status: Custom Synthesis
Pemetrexed EP Impurity E
CAT No: VS-P016008
CAS No: 182009-04-7
Mol.F.: C20H21N5O6
Mol.Wt.: 427.4
Status: In Stock
Pemetrexed EP Impurity E Hydrate
CAT No: VS-P016009
CAS No: N/A
Mol.F.: C20H21N5O6 : H2O
Mol.Wt.: 427.4 : 18.0
Status: Custom Synthesis
Pemetrexed Epoxy Hemiaminal
CAT No: VS-P016015
CAS No: N/A
Mol.F.: C20H23N5O8
Mol.Wt.: 461.4
Status: Custom Synthesis
Pemetrexed Glutamide Impurity
CAT No: VS-P016012
CAS No: N/A
Mol.F.: C26H30N6O9
Mol.Wt.: 570.6
Status: Custom Synthesis
Pemetrexed Impurity 1
CAT No: VS-P016020
CAS No: 1265908-64-2
Mol.F.: C21H23N5O6
Mol.Wt.: 441.4
Status: Custom Synthesis
Pemetrexed Impurity 16
CAT No: VS-P016026
CAS No: 193265-47-3
Mol.F.: C15H14N4O4
Mol.Wt.: 314.3
Status: Custom Synthesis
Pemetrexed Impurity 18
CAT No: VS-P016023
CAS No: 155405-81-5
Mol.F.: C22H25N5O6
Mol.Wt.: 455.5
Status: Custom Synthesis
Pemetrexed Impurity 19
CAT No: VS-P016024
CAS No: 193281-05-9
Mol.F.: C19H21N5O7
Mol.Wt.: 431.4
Status: Custom Synthesis
Pemetrexed Impurity 2
CAT No: VS-P016021
CAS No: 155405-80-4
Mol.F.: C16H16N4O3
Mol.Wt.: 312.3
Status: Out of Stock
Pemetrexed Impurity 20
CAT No: VS-P016025
CAS No: N/A
Mol.F.: C25H28N6O9
Mol.Wt.: 556.5
Status: Custom Synthesis
Pemetrexed Impurity 21
CAT No: VS-P016027
CAS No: N/A
Mol.F.: C43H46N10O15
Mol.Wt.: 942.9
Status: Custom Synthesis
Pemetrexed Impurity 22
CAT No: VS-P016028
CAS No: N/A
Mol.F.: C30H38N6O9
Mol.Wt.: 626.7
Status: Custom Synthesis
Pemetrexed Impurity 23
CAT No: VS-P016029
CAS No: 137281-39-1
Mol.F.: C15H14N4O3
Mol.Wt.: 298.3
Status: Out of Stock
Pemetrexed Impurity 24
CAT No: VS-P016030
CAS No: N/A
Mol.F.: C21H25N5O8
Mol.Wt.: 475.5
Status: Custom Synthesis
Pemetrexed Impurity 25
CAT No: VS-P016031
CAS No: 1417656-72-4
Mol.F.: C20H23N5O9
Mol.Wt.: 477.4
Status: Custom Synthesis
Pemetrexed Impurity 25
CAT No: VS-P016032
CAS No: 357166-29-1
Mol.F.: C20H21N5O6 : 2(Na) : 7(H2O)
Mol.Wt.: 427.4 : 2(23.0) : 7(18.0)
Status: Custom Synthesis
Pemetrexed Impurity 26
CAT No: VS-P016033
CAS No: 123910-88-3
Mol.F.: C12H16O3
Mol.Wt.: 208.3
Status: Custom Synthesis
Pemetrexed Impurity 27
CAT No: VS-P016034
CAS No: 778-29-0
Mol.F.: C11H14O3S
Mol.Wt.: 226.3
Status: Custom Synthesis
Pemetrexed Impurity 28
CAT No: VS-P016035
CAS No: 1802552-14-2
Mol.F.: C23H24N6O6 : 2(Na)
Mol.Wt.: 480.5 : 2(23.0)
Status: Custom Synthesis
Pemetrexed Impurity 29
CAT No: VS-P016036
CAS No: N/A
Mol.F.: C18H19N5O4
Mol.Wt.: 369.4
Status: Custom Synthesis
Pemetrexed Impurity 30
CAT No: VS-P016037
CAS No: N/A
Mol.F.: C28H34N6O9 : C7H8O3S
Mol.Wt.: 598.6 : 172.2
Status: Custom Synthesis
Pemetrexed Impurity 31
CAT No: VS-P016038
CAS No: 155405-79-1
Mol.F.: C12H13BrO3
Mol.Wt.: 285.1
Status: Custom Synthesis
Pemetrexed Impurity 32
CAT No: VS-P016039
CAS No: 153504-99-8
Mol.F.: C4H6N4O
Mol.Wt.: 126.1
Status: Custom Synthesis
Pemetrexed Impurity 33
CAT No: VS-P016040
CAS No: 106200-41-3
Mol.F.: C12H14O3
Mol.Wt.: 206.2
Status: Custom Synthesis
Pemetrexed Impurity 34
CAT No: VS-P016042
CAS No: N/A
Mol.F.: C16H16N4O3
Mol.Wt.: 312.3
Status: Custom Synthesis
Pemetrexed Keto Impurity
CAT No: VS-P016011
CAS No: 193281-00-4
Mol.F.: C20H21N5O7
Mol.Wt.: 443.4
Status: Out of Stock
Pemetrexed Keto Impurity Isomers 2
CAT No: VS-P016018
CAS No: 2055757-35-0
Mol.F.: C20H21N5O7
Mol.Wt.: 443.4
Status: Custom Synthesis
Pemetrexed Mixture of Impurity B & C
CAT No: VS-P016010
CAS No: 1644286-34-9
Mol.F.: C40H40N10O13
Mol.Wt.: 868.8
Status: Out of Stock
Pemetrexed N-Acetyl Adenine Impurity
CAT No: VS-P016041
CAS No: N/A
Mol.F.: C7H7N5O
Mol.Wt.: 177.16
Status: Custom Synthesis
Pemetrexed opened Ring Keto Amide
CAT No: VS-P016016
CAS No: N/A
Mol.F.: C20H22N4O7
Mol.Wt.: 430.4
Status: Custom Synthesis
Pemetrexed Opened Ring Keto-Formamide
CAT No: VS-P016014
CAS No: 1644286-35-0
Mol.F.: C20H21N5O8
Mol.Wt.: 459.4
Status: Custom Synthesis
Tris Pemetrexed
CAT No: VS-P016017
CAS No: N/A
Mol.F.: C24H30N6O8
Mol.Wt.: 530.5
Status: Custom Synthesis
