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Impurities

SynThink is a trusted producer and supplier of Pharmaceutical Reference Standards, including Impurity Standards. These materials are essential for pharmaceutical companies conducting research into the quality, stability, and biological safety of drug products. We maintain a robust inventory of API impurities, ready to support your development and regulatory needs.

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CAS No.

Mol F.

: C25H25N5O7

Mol W.

: 507.5

Cat No.

: SA39971

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CAS No.

: 1801881-16-2

Mol F.

: C25H25N5O4

Mol W.

: 459.51

Cat No.

: SA39962

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CAS No.

Mol F.

: C23H26N2O7S

Mol W.

: 474.53

Cat No.

: SA30024

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CAS No.

: 1809089-51-7

Mol F.

: C21H22N2O7S

Mol W.

: 446.48

Cat No.

: SA30022

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CAS No.

: 2487573-02-2

Mol F.

: C21H21NO7S

Mol W.

: 431.46

Cat No.

: SA30002

$795.00 25 mg
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CAS No.

: 2448678-64-4

Mol F.

: C23H26N2O7S

Mol W.

: 474.53

Cat No.

: SA30003

$795.00 25 mg
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CAS No.

: 2487573-03-3

Mol F.

: C22H24N2O7S

Mol W.

: 460.5

Cat No.

: SA30004

$595.00 25 mg
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CAS No.

Mol F.

: C20H24N2O7S

Mol W.

: 436.48

Cat No.

: SA30005

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CAS No.

: 1131-52-8

Mol F.

: C10H12O3

Mol W.

: 180.2

Cat No.

: SA30026

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CAS No.

: 121-32-4

Mol F.

: C9H10O3

Mol W.

: 166.2

Cat No.

: SA30025

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CAS No.

: 1384439-80-8

Mol F.

: C17H16N2O6S

Mol W.

: 376.38

Cat No.

: SA30011

$1,250.00 25 mg
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CAS No.

: 172822-28-5

Mol F.

: C23H21F7N4O3

Mol W.

: 534.4

Cat No.

: SA43709

$555.00 25 mg
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CAS No.

: 2348441-62-1

Mol F.

: C29H25F7N4O3

Mol W.

: 610.5

Cat No.

: SA43710

$555.00 25 mg
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CAS No.

: 2348441-63-2

Mol F.

: C29H25F7N4O3

Mol W.

: 610.5

Cat No.

: SA43711

$450.00 25 mg
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CAS No.

: 327623-37-0 (free base); 2475188-05-5

Mol F.

: C20H18F7NO2

Mol W.

: 437.35

Cat No.

: SA45422

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CAS No.

: 74863-84-6

Mol F.

: C23H36N6O5S

Mol W.

: 508.6

Cat No.

: SA48400

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CAS No.

: 121785-71-5

Mol F.

: C23H36N6O5S

Mol W.

: 508.63

Cat No.

: SA48404

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CAS No.

: 121785-72-6

Mol F.

: C23H36N6O5S

Mol W.

: 508.63

Cat No.

: SA48403

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CAS No.

: 189264-02-6

Mol F.

: C23H36N6O5S

Mol W.

: 508.63

Cat No.

: SA48402

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CAS No.

: 189264-03-7

Mol F.

: C23H36N6O5S

Mol W.

: 508.63

Cat No.

: SA48401

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CAS No.

: 188659-43-0

Mol F.

: C22H34N4O5S

Mol W.

: 466.59

Cat No.

: SA48409

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CAS No.

: 74874-10-5

Mol F.

: C23H31N7O7S

Mol W.

: 549.6

Cat No.

: SA48405

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CAS No.

: 203395-75-9

Mol F.

: C23H27Cl2N3O2

Mol W.

: 448.39

Cat No.

: SA24011

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CAS No.

: 30389-33-4

Mol F.

: C9H9NO2

Mol W.

: 136.24

Cat No.

: SA24035

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CAS No.

: 54197-66-9

Mol F.

: C9H9NO2

Mol W.

: 163.2

Cat No.

: SA24034

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CAS No.

: 129722-34-5

Mol F.

: C13H16BrNO2

Mol W.

: 298.18

Cat No.

: SA24010

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CAS No.

: 58899-27-7

Mol F.

: C13H15NO4

Mol W.

: 249.26

Cat No.

: SA24014

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CAS No.

: 1770391-64-4

Mol F.

: C14H19NO3

Mol W.

: 249.31

Cat No.

: SA24018

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CAS No.

: 573691-13-1

Mol F.

: C23H27Cl2N3O4

Mol W.

: 480.38

Cat No.

: SA24020

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CAS No.

: 1391054-74-2

Mol F.

: C23H29Cl2N3O2

Mol W.

: 450.4

Cat No.

: SA24022

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CAS No.

: 889443-20-3

Mol F.

: C13H17NO3

Mol W.

: 235.28

Cat No.

: SA24024

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CAS No.

: 1796928-63-6

Mol F.

: C27H35Cl2N3O3

Mol W.

: 520.49

Cat No.

: SA24013

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CAS No.

: 50-81-7

Mol F.

: C6H8O6

Mol W.

: 176.12

Cat No.

: SA21502

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CAS No.

: 98-01-1

Mol F.

: C5H4O2

Mol W.

: 96.08

Cat No.

: SA21503

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CAS No.

: 21675-47-8

Mol F.

: C6H10O7

Mol W.

: 194.14

Cat No.

: SA21504

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CAS No.

: 67776-07-2

Mol F.

: C7H12O7

Mol W.

: 208.17

Cat No.

: SA21505

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CAS No.

: 144-62-7

Mol F.

: C2H2O4

Mol W.

: 90.03

Cat No.

: SA21506

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CAS No.

: 89-65-6

Mol F.

: C6H8O6

Mol W.

: 176.12

Cat No.

: SA21500

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CAS No.

: 66757-69-5

Mol F.

: C6H6O7

Mol W.

: 190.11

Cat No.

: SA21507

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CAS No.

: 122046-79-1

Mol F.

: C7H8O7

Mol W.

: 204.13

Cat No.

: SA21501

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CAS No.

: 50-78-2

Mol F.

: C9H8O4

Mol W.

: 180.16

Cat No.

: SA28505

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CAS No.

: 29122-68-7

Mol F.

: C14H22N2O3

Mol W.

: 266.34

Cat No.

: SA33600

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CAS No.

: 17194-82-0

Mol F.

: C8H9NO2

Mol W.

: 151.16

Cat No.

: SA33601

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CAS No.

: 61698-76-8

Mol F.

: C11H15NO4

Mol W.

: 225.24

Cat No.

: SA33602

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CAS No.

: 29122-69-8

Mol F.

: C11H13NO3

Mol W.

: 207.23

Cat No.

: SA33603

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CAS No.

: 115538-83-5

Mol F.

: C11H14ClNO3

Mol W.

: 243.69

Cat No.

: SA33604

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CAS No.

: 141650-31-9

Mol F.

: C19H22N2O5

Mol W.

: 358.39

Cat No.

: SA33605

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CAS No.

: 87619-83-8

Mol F.

: C25H35N3O6

Mol W.

: 473.56

Cat No.

: SA33606

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CAS No.

: 56392-14-4

Mol F.

: C14H21NO4

Mol W.

: 267.32

Cat No.

: SA33607

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CAS No.

: 29277-73-4

Mol F.

: C14H20N2O2

Mol W.

: 248.32

Cat No.

: SA33608

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