Thiamine 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'-Nor Thiamine Hydrochloride
CAT No: VS-T042020
CAS No: 49614-72-4
Mol.F.: C11H15N4OS : Cl : HCl
Mol.Wt.: 251.3 : 35.5 : 36.5
Status: Custom Synthesis
4-Amino-2-Methylpyrimidine-5-Carboxamide
CAT No: VS-T042016
CAS No: 7389-14-2
Mol.F.: C6H8N4O
Mol.Wt.: 152.2
Status: Custom Synthesis
4-Amino-5-Aminomethyl-2-Mehtyl Pyrimidine
CAT No: VS-T042014
CAS No: 101080-48-2
Mol.F.: C6H10N4
Mol.Wt.: 138.2
Status: Custom Synthesis
4-Hydroxy Thiamine Chloride
CAT No: VS-T042015
CAS No: 582-36-5
Mol.F.: C12H16N3O2S : Cl
Mol.Wt.: 266.3 : 35.5
Status: Custom Synthesis
4-Methyl-5-Thiazoleethanol
CAT No: VS-T042012
CAS No: 137-00-8
Mol.F.: C6H9NOS
Mol.Wt.: 143.2
Status: Custom Synthesis
Aminopyrimidine
CAT No: VS-T042019
CAS No: 95-02-3
Mol.F.: C6H10N4
Mol.Wt.: 138.2
Status: Custom Synthesis
Cocarboxylase Tetrahydrate
CAT No: VS-T042034
CAS No: 68684-55-9
Mol.F.: C12H18N4O7P2S : 4(H2O)
Mol.Wt.: 424.3 : 4(18.0)
Status: Custom Synthesis
Formylaminopyrimidine
CAT No: VS-T042017
CAS No: 1886-34-6
Mol.F.: C7H10N4O
Mol.Wt.: 166.2
Status: Custom Synthesis
Oxythiamine Hydrochloride
CAT No: VS-T042032
CAS No: 614-05-1
Mol.F.: C12H16N3O2S : Cl : HCl
Mol.Wt.: 266.3 : 35.5 : 36.5
Status: Custom Synthesis
Thiamine Carbinol
CAT No: VS-T042021
CAS No: 82326-17-8
Mol.F.: C12H18N4O2S
Mol.Wt.: 282.4
Status: Custom Synthesis
Thiamine Chloride Hydrochloride
CAT No: VS-T042028
CAS No: 67-03-8
Mol.F.: C12H18Cl2N4OS
Mol.Wt.: 265.4 : 35.5 : 36.5
Status: In Stock
Thiamine Disulfide
CAT No: VS-T042010
CAS No: N/A
Mol.F.: C24H34N8O4S2 : H2O
Mol.Wt.: 562.7 : 18.0
Status: Custom Synthesis
Thiamine EP Impurity A
CAT No: VS-T042001
CAS No: 2380-61-2
Mol.F.: C12H16N4O4S2
Mol.Wt.: 344.4
Status: In Stock
Thiamine EP Impurity B
CAT No: VS-T042002
CAS No: N/A
Mol.F.: C11H15N4OS : HBr : Br
Mol.Wt.: 251.3 : 80.9 : 79.9
Status: Custom Synthesis
Thiamine EP Impurity B (Bromide)
CAT No: VS-T042003
CAS No: N/A
Mol.F.: C11H15N4OS : Br
Mol.Wt.: 251.3 : 79.9
Status: Custom Synthesis
Thiamine EP Impurity C
CAT No: VS-T042033
CAS No: 20166-17-0
Mol.F.: C12H16ClN4S
Mol.Wt.: 283.8
Status: In Stock
Thiamine EP Impurity C (HCl)
CAT No: VS-T042004
CAS No: 7275-24-3
Mol.F.: C12H16ClN4S : HCl : Cl
Mol.Wt.: 283.8 : 36.5 : 35.5
Status: Out of Stock
Thiamine EP Impurity D
CAT No: VS-T042005
CAS No: 490-82-4
Mol.F.: C12H16N4O2S
Mol.Wt.: 280.4
Status: Custom Synthesis
Thiamine EP Impurity E
CAT No: VS-T042006
CAS No: 299-35-4
Mol.F.: C12H16N4OS2
Mol.Wt.: 296.4
Status: In Stock
Thiamine EP Impurity F
CAT No: VS-T042007
CAS No: 6309-04-2
Mol.F.: C13H19N4OS : Br : HBr
Mol.Wt.: 279.4 : 79.9 : 80.9
Status: Custom Synthesis
Thiamine EP Impurity G
CAT No: VS-T042008
CAS No: 1037-29-2
Mol.F.: C14H19N4O2S : HCl : Cl
Mol.Wt.: 307.4 : 36.5 : 35.5
Status: Out of Stock
Thiamine EP Impurity H
CAT No: VS-T042009
CAS No: 89285-03-0
Mol.F.: C14H20N4O3S2
Mol.Wt.: 356.5
Status: Custom Synthesis
Thiamine Impurity 1
CAT No: VS-T042022
CAS No: 7403-34-1
Mol.F.: C7H8N4S
Mol.Wt.: 180.2
Status: Custom Synthesis
Thiamine Impurity 12
CAT No: VS-T042030
CAS No: 2410791-57-8
Mol.F.: C11H17N3O2S
Mol.Wt.: 255.3
Status: Custom Synthesis
Thiamine Impurity 2
CAT No: VS-T042023
CAS No: 769-82-4
Mol.F.: C7H11N3O
Mol.Wt.: 153.2
Status: Custom Synthesis
Thiamine Impurity 3
CAT No: VS-T042024
CAS No: N/A
Mol.F.: C15H22N6O2S
Mol.Wt.: 350.4
Status: Custom Synthesis
Thiamine Impurity 4
CAT No: VS-T042025
CAS No: N/A
Mol.F.: C10H16N2O2S
Mol.Wt.: 228.3
Status: Custom Synthesis
Thiamine Impurity 5
CAT No: VS-T042026
CAS No: N/A
Mol.F.: C9H15N3O2S
Mol.Wt.: 229.3
Status: Custom Synthesis
Thiamine Impurity 6
CAT No: VS-T042031
CAS No: 2169341-54-0
Mol.F.: C9H15N3O2S
Mol.Wt.: 229.3
Status: Out of Stock
Thiamine Nitrate
CAT No: VS-T042027
CAS No: 532-43-4
Mol.F.: C12H17N4OS : NO3
Mol.Wt.: 265.4 : 62.0
Status: Custom Synthesis
Thiamine Phosphate
CAT No: VS-T042011
CAS No: 532-40-1
Mol.F.: C12H18N4O4PS : Cl
Mol.Wt.: 345.3 : 35.5
Status: Custom Synthesis
Thiamine Pyrophosphate
CAT No: VS-T042029
CAS No: 154-87-0
Mol.F.: C12H19N4O7P2S : Cl
Mol.Wt.: 425.3 : 35.5
Status: Custom Synthesis
Thiochrome
CAT No: VS-T042018
CAS No: 92-35-3
Mol.F.: C12H14N4OS
Mol.Wt.: 262.3
Status: Custom Synthesis
Toxopyrimidine
CAT No: VS-T042013
CAS No: 73-67-6
Mol.F.: C6H9N3O
Mol.Wt.: 139.2
Status: Custom Synthesis
