Ramelteon

    Ramelteon 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.

    Ramelteon

    Picture of Ramelteon
    CAT No: VS-R006000
    CAS No: 196597-26-9
    Mol.F.: C16H21NO2
    Mol.Wt.: 259.4
    Status: Custom Synthesis

    Ramelteon Acetyl Impurity

    Picture of Ramelteon Acetyl Impurity
    CAT No: VS-R006004
    CAS No: 326793-94-6
    Mol.F.: C15H19NO2
    Mol.Wt.: 245.3
    Status: Custom Synthesis

    Ramelteon Acrylonitrile

    Picture of Ramelteon Acrylonitrile
    CAT No: VS-R006011
    CAS No: 196597-79-2
    Mol.F.: C13H11NO
    Mol.Wt.: 197.2
    Status: Custom Synthesis

    Ramelteon Chiral Amide Impurity

    Picture of Ramelteon Chiral Amide Impurity
    CAT No: VS-R006003
    CAS No: 1149757-30-1
    Mol.F.: C22H21NO4
    Mol.Wt.: 363.4
    Status: Custom Synthesis

    Ramelteon Diamide Impurity-2

    Picture of Ramelteon Diamide Impurity-2
    CAT No: VS-R006012
    CAS No: N/A
    Mol.F.: C32H40N2O4
    Mol.Wt.: 516.7
    Status: Custom Synthesis

    Ramelteon Dimer Impurity

    Picture of Ramelteon Dimer Impurity
    CAT No: VS-R006009
    CAS No: N/A
    Mol.F.: C29H35NO3
    Mol.Wt.: 445.6
    Status: Custom Synthesis

    Ramelteon Double bond amide impurity

    Picture of Ramelteon Double bond amide impurity
    CAT No: VS-R006005
    CAS No: 1149757-29-8
    Mol.F.: C22H19NO4
    Mol.Wt.: 361.4
    Status: Custom Synthesis

    Ramelteon ene amine amide

    Picture of Ramelteon ene amine amide
    CAT No: VS-R006013
    CAS No: 882434-87-9
    Mol.F.: C16H19NO2
    Mol.Wt.: 257.3
    Status: Custom Synthesis

    Ramelteon Impurity 1

    Picture of Ramelteon Impurity 1
    CAT No: VS-R006014
    CAS No: 1092484-10-0
    Mol.F.: C13H15NO
    Mol.Wt.: 201.3
    Status: Custom Synthesis

    Ramelteon Impurity 10

    Picture of Ramelteon Impurity 10
    CAT No: VS-R006024
    CAS No: 1053239-38-5
    Mol.F.: C13H15NO2
    Mol.Wt.: 217.3
    Status: Custom Synthesis

    Ramelteon Impurity 11

    Picture of Ramelteon Impurity 11
    CAT No: VS-R006025
    CAS No: 221530-38-7
    Mol.F.: C13H15NO2
    Mol.Wt.: 217.3
    Status: Custom Synthesis

    Ramelteon Impurity 12

    Picture of Ramelteon Impurity 12
    CAT No: VS-R006026
    CAS No: 1246216-45-4
    Mol.F.: C13H15NO2
    Mol.Wt.: 217.3
    Status: Custom Synthesis

    Ramelteon Impurity 13

    Picture of Ramelteon Impurity 13
    CAT No: VS-R006027
    CAS No: 1217272-33-7
    Mol.F.: C13H13NO
    Mol.Wt.: 199.3
    Status: Custom Synthesis

    Ramelteon Impurity 14

    Picture of Ramelteon Impurity 14
    CAT No: VS-R006028
    CAS No: 196597-78-1
    Mol.F.: C11H10O2
    Mol.Wt.: 174.2
    Status: Custom Synthesis

    Ramelteon Impurity 15

    Picture of Ramelteon Impurity 15
    CAT No: VS-R006029
    CAS No: 196597-80-5
    Mol.F.: C13H17NO : HCl
    Mol.Wt.: 203.3 : 36.5
    Status: Custom Synthesis

    Ramelteon Impurity 16

    Picture of Ramelteon Impurity 16
    CAT No: VS-R006030
    CAS No: 1252018-55-5
    Mol.F.: C16H19NO2
    Mol.Wt.: 257.3
    Status: Custom Synthesis

    Ramelteon Impurity 17

    Picture of Ramelteon Impurity 17
    CAT No: VS-R006031
    CAS No: 196597-30-5
    Mol.F.: C16H19NO2
    Mol.Wt.: 257.3
    Status: Custom Synthesis

    Ramelteon Impurity 18

    Picture of Ramelteon Impurity 18
    CAT No: VS-R006032
    CAS No: N/A
    Mol.F.: C16H19NO2
    Mol.Wt.: 257.3
    Status: Custom Synthesis

    Ramelteon Impurity 19

    Picture of Ramelteon Impurity 19
    CAT No: VS-R006033
    CAS No: 1221160-67-3
    Mol.F.: C29H35NO3
    Mol.Wt.: 445.6
    Status: Custom Synthesis

    Ramelteon Impurity 2

    Picture of Ramelteon Impurity 2
    CAT No: VS-R006015
    CAS No: 1092507-07-7
    Mol.F.: C11H12O2
    Mol.Wt.: 176.3
    Status: Custom Synthesis

    Ramelteon Impurity 20

    Picture of Ramelteon Impurity 20
    CAT No: VS-R006034
    CAS No: 196597-76-9
    Mol.F.: C11H10Br2O3
    Mol.Wt.: 350
    Status: Custom Synthesis

    Ramelteon Impurity 21

    Picture of Ramelteon Impurity 21
    CAT No: VS-R006035
    CAS No: 196597-61-2
    Mol.F.: C13H15NO
    Mol.Wt.: 201.3
    Status: Custom Synthesis

    Ramelteon Impurity 22

    Picture of Ramelteon Impurity 22
    CAT No: VS-R006036
    CAS No: 1370335-77-5
    Mol.F.: C13H15BrO
    Mol.Wt.: 267.2
    Status: Custom Synthesis

    Ramelteon Impurity 23

    Picture of Ramelteon Impurity 23
    CAT No: VS-R006037
    CAS No: 1370335-75-3
    Mol.F.: C13H15ClO
    Mol.Wt.: 222.7
    Status: Custom Synthesis

    Ramelteon Impurity 24

    Picture of Ramelteon Impurity 24
    CAT No: VS-R006038
    CAS No: 1823787-31-0
    Mol.F.: C13H14O2
    Mol.Wt.: 202.3
    Status: Custom Synthesis

    Ramelteon Impurity 25

    Picture of Ramelteon Impurity 25
    CAT No: VS-R006039
    CAS No: 196597-77-0
    Mol.F.: C11H8Br2O2
    Mol.Wt.: 332
    Status: Custom Synthesis

    Ramelteon Impurity 26

    Picture of Ramelteon Impurity 26
    CAT No: VS-R006040
    CAS No: 1644657-91-9
    Mol.F.: C13H11Br2NO2
    Mol.Wt.: 373
    Status: Custom Synthesis

    Ramelteon Impurity 3

    Picture of Ramelteon Impurity 3
    CAT No: VS-R006016
    CAS No: 880152-62-5
    Mol.F.: C16H19NO2
    Mol.Wt.: 257.3
    Status: Custom Synthesis

    Ramelteon Impurity 4

    Picture of Ramelteon Impurity 4
    CAT No: VS-R006017
    CAS No: N/A
    Mol.F.: C26H32N2O2
    Mol.Wt.: 404.6
    Status: Custom Synthesis

    Ramelteon Impurity 5

    Picture of Ramelteon Impurity 5
    CAT No: VS-R006019
    CAS No: 1092507-01-1
    Mol.F.: C13H14O3
    Mol.Wt.: 218.3
    Status: Custom Synthesis

    Ramelteon Impurity 6

    Picture of Ramelteon Impurity 6
    CAT No: VS-R006020
    CAS No: 1185516-79-3
    Mol.F.: C13H13NO
    Mol.Wt.: 199.3
    Status: Custom Synthesis

    Ramelteon Impurity 7

    Picture of Ramelteon Impurity 7
    CAT No: VS-R006021
    CAS No: 1092507-02-2
    Mol.F.: C13H14O3
    Mol.Wt.: 218.3
    Status: Custom Synthesis

    Ramelteon Impurity 8

    Picture of Ramelteon Impurity 8
    CAT No: VS-R006022
    CAS No: 1221160-66-2
    Mol.F.: C13H13NO
    Mol.Wt.: 199.3
    Status: Custom Synthesis

    Ramelteon Impurity 9

    Picture of Ramelteon Impurity 9
    CAT No: VS-R006023
    CAS No: 1092507-03-3
    Mol.F.: C13H14O3
    Mol.Wt.: 218.3
    Status: Custom Synthesis

    Ramelteon Impurity E

    Picture of Ramelteon Impurity E
    CAT No: VS-R006001
    CAS No: N/A
    Mol.F.: C26H31NO2
    Mol.Wt.: 389.5
    Status: Custom Synthesis

    Ramelteon Impurity IV

    Picture of Ramelteon Impurity IV
    CAT No: VS-R006018
    CAS No: 880152-63-6
    Mol.F.: C32H40N2O4
    Mol.Wt.: 516.7
    Status: Custom Synthesis

    Ramelteon lsobutyryl impurity

    Picture of Ramelteon lsobutyryl impurity
    CAT No: VS-R006010
    CAS No: 880152-61-4
    Mol.F.: C17H23NO2
    Mol.Wt.: 273.4
    Status: Custom Synthesis

    Ramelteon Methyl Ester

    Picture of Ramelteon Methyl Ester
    CAT No: VS-R006002
    CAS No: 1356395-13-5
    Mol.F.: C14H16O3
    Mol.Wt.: 232.3
    Status: Custom Synthesis

    Ramelteon R-Isomer Impurity

    Picture of Ramelteon R-Isomer Impurity
    CAT No: VS-R006006
    CAS No: 196597-27-0
    Mol.F.: C16H21NO2
    Mol.Wt.: 259.4
    Status: Custom Synthesis

    Ramelteon Stage-2 Dimer Impurity

    Picture of Ramelteon Stage-2 Dimer Impurity
    CAT No: VS-R006008
    CAS No: 1365920-38-2
    Mol.F.: C26H31NO2
    Mol.Wt.: 389.5
    Status: Custom Synthesis

    Ramelteon Stage-2 Impurity

    Picture of Ramelteon Stage-2 Impurity
    CAT No: VS-R006007
    CAS No: 1053239-39-6
    Mol.F.: C13H17NO : HCl
    Mol.Wt.: 203.3 : 36.5
    Status: Custom Synthesis