Atazanavir

    Atazanavir 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.

    5-Hydroxymethyl furfural

    Picture of 5-Hydroxymethyl furfural
    CAT No: VS-A092017
    CAS No: 67-47-0
    Mol.F.: C6H6O3
    Mol.Wt.: 126.1
    Status: In Stock

    Atazanavir

    Picture of Atazanavir
    CAT No: VS-A092000
    CAS No: 198904-31-3
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir Benzylidenehydrazine Analogue (RS)

    Picture of Atazanavir Benzylidenehydrazine Analogue (RS)
    CAT No: VS-A092025
    CAS No: N/A
    Mol.F.: C34H33N5O
    Mol.Wt.: 527.7
    Status: Custom Synthesis

    Atazanavir benzylidenehydrazine carbamate (RSS)

    Picture of Atazanavir benzylidenehydrazine carbamate (RSS)
    CAT No: VS-A092028
    CAS No: N/A
    Mol.F.: C42H46N6O4
    Mol.Wt.: 698.9
    Status: Custom Synthesis

    Atazanavir Diol Impurity

    Picture of Atazanavir Diol Impurity
    CAT No: VS-A092031
    CAS No: 73488-74-1
    Mol.F.: C15H23NO4
    Mol.Wt.: 281.4
    Status: Custom Synthesis

    Atazanavir Di-tert-Butyl Impurity

    Picture of Atazanavir Di-tert-Butyl Impurity
    CAT No: VS-A092063
    CAS No: NA
    Mol.F.: C32H42N4O5 
    Mol.Wt.: 562.7
    Status: Custom Synthesis

    Atazanavir EP Impurity A

    Picture of Atazanavir EP Impurity A
    CAT No: VS-A092002
    CAS No: 4385-62-0
    Mol.F.: C12H9NO2
    Mol.Wt.: 199.2
    Status: Custom Synthesis

    Atazanavir EP Impurity B

    Picture of Atazanavir EP Impurity B
    CAT No: VS-A092003
    CAS No: 127406-56-8
    Mol.F.: C12H9NO
    Mol.Wt.: 183.2
    Status: Custom Synthesis

    Atazanavir EP Impurity C

    Picture of Atazanavir EP Impurity C
    CAT No: VS-A092004
    CAS No: 1192224-24-0
    Mol.F.: C26H43N5O7 
    Mol.Wt.: 537.7
    Status: Custom Synthesis

    Atazanavir EP Impurity D

    Picture of Atazanavir EP Impurity D
    CAT No: VS-A092005
    CAS No: N/A
    Mol.F.: C34H33N5O 
    Mol.Wt.: 527.7
    Status: Custom Synthesis

    Atazanavir EP Impurity E

    Picture of Atazanavir EP Impurity E
    CAT No: VS-A092006
    CAS No: 1292296-09-3
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir EP Impurity F

    Picture of Atazanavir EP Impurity F
    CAT No: VS-A092007
    CAS No: 1332981-14-2
    Mol.F.: C38H52N6O7 
    Mol.Wt.:  704.9
    Status: Custom Synthesis

    Atazanavir EP Impurity G

    Picture of Atazanavir EP Impurity G
    CAT No: VS-A092008
    CAS No: 1332981-16-4
    Mol.F.: C38H52N6O7 
    Mol.Wt.:  704.9
    Status: Custom Synthesis

    Atazanavir EP Impurity H

    Picture of Atazanavir EP Impurity H
    CAT No: VS-A092009
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.:  704.9
    Status: Custom Synthesis

    Atazanavir EP Impurity I

    Picture of Atazanavir EP Impurity I
    CAT No: VS-A092010
    CAS No: N/A
    Mol.F.: C42H46N6O4 
    Mol.Wt.: 698.9
    Status: Custom Synthesis

    Atazanavir EP Impurity J

    Picture of Atazanavir EP Impurity J
    CAT No: VS-A092011
    CAS No: 198904-86-8
    Mol.F.: C32H42N4O5 
    Mol.Wt.:  562.7
    Status: Custom Synthesis

    Atazanavir EP Impurity K

    Picture of Atazanavir EP Impurity K
    CAT No: VS-A092012
    CAS No: 162537-11-3
    Mol.F.: C8H15NO4 
    Mol.Wt.:  189.2
    Status: Custom Synthesis

    Atazanavir Hydrazine Analog

    Picture of Atazanavir Hydrazine Analog
    CAT No: VS-A092001
    CAS No: 437713-06-9
    Mol.F.: C22H26N4O
    Mol.Wt.: 362.5
    Status: Custom Synthesis

    Atazanavir Hydrazine Analog

    Picture of Atazanavir Hydrazine Analog
    CAT No: VS-A092024
    CAS No: N/A
    Mol.F.: C22H26N4O
    Mol.Wt.: 362.5
    Status: Custom Synthesis

    Atazanavir Hydrazine imp

    Picture of Atazanavir Hydrazine imp
    CAT No: VS-A092054
    CAS No: 198904-87-9
    Mol.F.: C22H26N4O.3HCl
    Mol.Wt.: 471.85
    Status: Custom Synthesis

    Atazanavir Impuirty 5

    Picture of Atazanavir Impuirty 5
    CAT No: VS-A092035
    CAS No: N/A
    Mol.F.: C24H29NO11 
    Mol.Wt.: 507.5
    Status: Custom Synthesis

    Atazanavir Impurity 10 (4S,5R-Diasteroisomer of DIBOC)

    Picture of Atazanavir Impurity 10 (4S,5R-Diasteroisomer of DIBOC)
    CAT No: VS-A092041
    CAS No: N/A
    Mol.F.: C32H42N4O5 
    Mol.Wt.:  562.7
    Status: Custom Synthesis

    Atazanavir Impurity 11

    Picture of Atazanavir Impurity 11
    CAT No: VS-A092042
    CAS No: 2307732-33-6
    Mol.F.: C17H27N3O2 
    Mol.Wt.: 305.4
    Status: Custom Synthesis

    Atazanavir Impurity 12

    Picture of Atazanavir Impurity 12
    CAT No: VS-A092043
    CAS No: 198904-84-6
    Mol.F.: C17H19N3O2 
    Mol.Wt.:  297.4
    Status: Custom Synthesis

    Atazanavir Impurity 13

    Picture of Atazanavir Impurity 13
    CAT No: VS-A092044
    CAS No: 257907-05-4
    Mol.F.: C12H11N3 
    Mol.Wt.: 197.2
    Status: Custom Synthesis

    Atazanavir Impurity 14

    Picture of Atazanavir Impurity 14
    CAT No: VS-A092045
    CAS No: 2307784-33-2
    Mol.F.: C12H19N3 
    Mol.Wt.: 205.3
    Status: Custom Synthesis

    Atazanavir Impurity 15

    Picture of Atazanavir Impurity 15
    CAT No: VS-A092046
    CAS No: 857900-54-0
    Mol.F.: C30H39N5O4
    Mol.Wt.: 533.7
    Status: Custom Synthesis

    Atazanavir Impurity 16

    Picture of Atazanavir Impurity 16
    CAT No: VS-A092047
    CAS No: 2131010-71-2
    Mol.F.: C46H65N7O10
    Mol.Wt.: 876.1
    Status: Custom Synthesis

    Atazanavir Impurity 17 (RSSSS)

    Picture of Atazanavir Impurity 17 (RSSSS)
    CAT No: VS-A092048
    CAS No: N/A
    Mol.F.: C60H74N10O9
    Mol.Wt.: 1079.3
    Status: Custom Synthesis

    Atazanavir Impurity 18 (SRS)

    Picture of Atazanavir Impurity 18 (SRS)
    CAT No: VS-A092049
    CAS No: 1003889-62-0
    Mol.F.: C30H39N5O4
    Mol.Wt.: 533.7
    Status: Custom Synthesis

    Atazanavir Impurity 19

    Picture of Atazanavir Impurity 19
    CAT No: VS-A092050
    CAS No: N/A
    Mol.F.: C44H63N7O8
    Mol.Wt.: 818
    Status: Custom Synthesis

    Atazanavir Impurity 2

    Picture of Atazanavir Impurity 2
    CAT No: VS-A092032
    CAS No: 198904-33-5
    Mol.F.: C37H50N6O7
    Mol.Wt.: 690.9
    Status: Custom Synthesis

    Atazanavir Impurity 24

    Picture of Atazanavir Impurity 24
    CAT No: VS-A092051
    CAS No: N/A
    Mol.F.: C38H71BN2O13
    Mol.Wt.: 774.8
    Status: Custom Synthesis

    Atazanavir Impurity 25

    Picture of Atazanavir Impurity 25
    CAT No: VS-A092052
    CAS No: N/A
    Mol.F.: C42H45N6O4
    Mol.Wt.: 697.9
    Status: Custom Synthesis

    Atazanavir Impurity 29

    Picture of Atazanavir Impurity 29
    CAT No: VS-A092061
    CAS No: 156474-22-5
    Mol.F.: C15H21NO3
    Mol.Wt.: 263.3
    Status: Custom Synthesis

    Atazanavir Impurity 3

    Picture of Atazanavir Impurity 3
    CAT No: VS-A092033
    CAS No: N/A
    Mol.F.: C37H50N6O7
    Mol.Wt.: 690.9
    Status: In Stock

    Atazanavir Impurity 30

    Picture of Atazanavir Impurity 30
    CAT No: VS-A092062
    CAS No: 1191091-65-2
    Mol.F.: C8H15NO4
    Mol.Wt.: 189.21
    Status: In Stock

    Atazanavir Impurity 33

    Picture of Atazanavir Impurity 33
    CAT No: VS-A092060
    CAS No: NA
    Mol.F.: C14H26N2O5
    Mol.Wt.: 302.4
    Status: Custom Synthesis

    Atazanavir Impurity 35

    Picture of Atazanavir Impurity 35
    CAT No: VS-A092057
    CAS No: 857904-20-2
    Mol.F.: C27H34N4O3
    Mol.Wt.: 462.6
    Status: Custom Synthesis

    Atazanavir Impurity 36

    Picture of Atazanavir Impurity 36
    CAT No: VS-A092053
    CAS No: 156990-58-8
    Mol.F.: C9H17NO4
    Mol.Wt.: 203.2
    Status: Custom Synthesis

    Atazanavir Impurity 37

    Picture of Atazanavir Impurity 37
    CAT No: VS-A092064
    CAS No: 869285-68-7
    Mol.F.: C14H18N4O4
    Mol.Wt.: 306.3
    Status: In Stock

    Atazanavir Impurity 4

    Picture of Atazanavir Impurity 4
    CAT No: VS-A092034
    CAS No: N/A
    Mol.F.: C42H46N6O4 
    Mol.Wt.: 698.9
    Status: Custom Synthesis

    Atazanavir Impurity 6 (4R,5S-Diasteroisomer of DIBOC)

    Picture of Atazanavir Impurity 6 (4R,5S-Diasteroisomer of DIBOC)
    CAT No: VS-A092036
    CAS No: 1006868-81-0
    Mol.F.: C32H42N4O5 
    Mol.Wt.:  562.7
    Status: Custom Synthesis

    Atazanavir Impurity 7

    Picture of Atazanavir Impurity 7
    CAT No: VS-A092037
    CAS No: 1192224-26-2
    Mol.F.: C36H50N6O5 
    Mol.Wt.: 646.8
    Status: Custom Synthesis

    Atazanavir Impurity 8

    Picture of Atazanavir Impurity 8
    CAT No: VS-A092038
    CAS No: 1028634-76-5
    Mol.F.: C36H50N6O5 
    Mol.Wt.:  646.8
    Status: Custom Synthesis

    Atazanavir Impurity 9 (4R,5R-Diasteroisomer of DIBOC)

    Picture of Atazanavir Impurity 9 (4R,5R-Diasteroisomer of DIBOC)
    CAT No: VS-A092039
    CAS No: N/A
    Mol.F.: C32H42N4O5 
    Mol.Wt.: 562.7
    Status: Custom Synthesis

    Atazanavir Impurity A

    Picture of Atazanavir Impurity A
    CAT No: VS-A092058
    CAS No: NA
    Mol.F.: C17H21N3O2
    Mol.Wt.: 299.37
    Status: Custom Synthesis

    Atazanavir Impurity B

    Picture of Atazanavir Impurity B
    CAT No: VS-A092013
    CAS No: 198904-85-7
    Mol.F.: C17H21N3O2 
    Mol.Wt.: 299.4
    Status: Custom Synthesis

    Atazanavir Impurity C

    Picture of Atazanavir Impurity C
    CAT No: VS-A092014
    CAS No: 98760-08-8
    Mol.F.: C15H21NO3 
    Mol.Wt.:  263.3
    Status: Custom Synthesis

    Atazanavir R,R,R,R Isomer

    Picture of Atazanavir R,R,R,R Isomer
    CAT No: VS-A092023
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir R,R,S,R-Diastereomer

    Picture of Atazanavir R,R,S,R-Diastereomer
    CAT No: VS-A092029
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir R,R,S,S-Diastereomer

    Picture of Atazanavir R,R,S,S-Diastereomer
    CAT No: VS-A092026
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir R,S,R,R-Diastereomer

    Picture of Atazanavir R,S,R,R-Diastereomer
    CAT No: VS-A092030
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir R,S,S,R-Diastereomer

    Picture of Atazanavir R,S,S,R-Diastereomer
    CAT No: VS-A092015
    CAS No: 1292296-11-7
    Mol.F.: C38H52N6O7 
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir RS12 Impurity

    Picture of Atazanavir RS12 Impurity
    CAT No: VS-A092022
    CAS No: N/A
    Mol.F.: C61H76N10O9
    Mol.Wt.: 1093.3
    Status: Custom Synthesis

    Atazanavir RS3 Impurity

    Picture of Atazanavir RS3 Impurity
    CAT No: VS-A092019
    CAS No: 765254-57-7
    Mol.F.: C30H39N5O4
    Mol.Wt.: 533.7
    Status: Custom Synthesis

    Atazanavir RS8 Impurity

    Picture of Atazanavir RS8 Impurity
    CAT No: VS-A092018
    CAS No: 1292296-12-8
    Mol.F.: C37H48N6O6
    Mol.Wt.: 672.8
    Status: Custom Synthesis

    Atazanavir RS9 Impurity

    Picture of Atazanavir RS9 Impurity
    CAT No: VS-A092021
    CAS No: 1292296-13-9
    Mol.F.: C37H48N6O6
    Mol.Wt.: 672.8
    Status: Custom Synthesis

    Atazanavir S,R,S,R-Diastereomer

    Picture of Atazanavir S,R,S,R-Diastereomer
    CAT No: VS-A092027
    CAS No: N/A
    Mol.F.: C38H52N6O7
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir S,S,R,S-Diastereomer

    Picture of Atazanavir S,S,R,S-Diastereomer
    CAT No: VS-A092016
    CAS No: 1292296-10-6
    Mol.F.: C38H52N6O7 
    Mol.Wt.: 704.9
    Status: Custom Synthesis

    Atazanavir sulfate

    Picture of Atazanavir sulfate
    CAT No: VS-A092020
    CAS No: 229975-97-7
    Mol.F.: C38H52N6O7 : H2SO4
    Mol.Wt.: 704.9 : 98.1
    Status: Custom Synthesis

    N'-(4- Pyridin-2-yl-benzyl)-hydrazinecarboxylic acid sec-butyl ester

    Picture of N'-(4- Pyridin-2-yl-benzyl)-hydrazinecarboxylic acid sec-butyl ester
    CAT No: VS-A092055
    CAS No: NA
    Mol.F.: C17H21N3O2
    Mol.Wt.: 299.37
    Status: Custom Synthesis

    N-(Methoxycarbonyl)-3-methyl-L-valine 2-[[4-(2-pyridinyl)phenyl]methyl]hydrazide

    Picture of N-(Methoxycarbonyl)-3-methyl-L-valine 2-[[4-(2-pyridinyl)phenyl]methyl]hydrazide
    CAT No: VS-A092056
    CAS No: 857904-02-0
    Mol.F.: C20H26N4O3
    Mol.Wt.: 370.45
    Status: Custom Synthesis

    rac-Atazanavir Impurity 9

    Picture of rac-Atazanavir Impurity 9
    CAT No: VS-A092040
    CAS No: 2666351-84-2
    Mol.F.: C32H42N4O5 
    Mol.Wt.: 562.7
    Status: Custom Synthesis

    S-Boc Olefin Impurity of Atazanavir

    Picture of S-Boc Olefin Impurity of Atazanavir
    CAT No: VS-A092059
    CAS No: 107202-43-7
    Mol.F.: C15H21NO2
    Mol.Wt.: 247.3
    Status: Custom Synthesis