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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.

: 130049-82-0

Mol F.

: C11H15ClN2O2

Mol W.

: 242.7

Cat No.

: SA49203

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CAS No.

: 761460-08-6

Mol F.

: C23H27FN4O4

Mol W.

: 442.5

Cat No.

: SA49204

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CAS No.

: 1388021-47-3

Mol F.

: C23H28F2N4O3

Mol W.

: 446.5

Cat No.

: SA49205

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CAS No.

: 1242271-26-6

Mol F.

: C35H63NO3

Mol W.

: 545.88

Cat No.

: SA34519

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CAS No.

: NA

Mol F.

: C15H21N3O

Mol W.

: 259.35

Cat No.

: SA44609

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CAS No.

: 102625-70-7

Mol F.

: C₁₆H₁₅F₂N₃O₄S

Mol W.

: 383.4

Cat No.

: SA29100

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CAS No.

: 127780-16-9

Mol F.

: C16H15F2N3O5S

Mol W.

: 399.37

Cat No.

: SA29101

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CAS No.

: 102625-64-9

Mol F.

: C16H15F2N3O3S

Mol W.

: 367.37

Cat No.

: SA29102

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CAS No.

: 97963-62-7

Mol F.

: C8H6F2N2OS

Mol W.

: 216.21

Cat No.

: SA29103

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CAS No.

: 624742-53-6

Mol F.

: C17H17F2N3O4S

Mol W.

: 397.4

Cat No.

: SA29104

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CAS No.

: NA

Mol F.

: C9H10N2OS

Mol W.

: 230.23

Cat No.

: SA29111

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CAS No.

: NA

Mol F.

: C9H10N2OS

Mol W.

: 230.23

Cat No.

: SA29112

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CAS No.

: 953787-60-5

Mol F.

: C16H15F2N3O5S

Mol W.

: 399.37

Cat No.

: SA29108

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CAS No.

: NA

Mol F.

: C17H17F2N3O3S

Mol W.

: 381.4

Cat No.

: SA29109

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CAS No.

: NA

Mol F.

: C17H17F2N3O3S

Mol W.

: 381.4

Cat No.

: SA29110

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CAS No.

: 953787-55-8

Mol F.

: C16H15F2N3O6S

Mol W.

: 415.37

Cat No.

: SA29107

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CAS No.

: NA

Mol F.

: C41H44F2N2O6

Mol W.

: 698.79

Cat No.

: SA18313

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CAS No.

: 78246-49-8

Mol F.

: C₁₉H₂₁ClFNO₃

Mol W.

: 365.83

Cat No.

: SA18314

$550.00 25 mg
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CAS No.

: 1394842-91-1

Mol F.

: C19H21NO3

Mol W.

: 311.37

Cat No.

: SA18306

$80.00 25 mg
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CAS No.

: 533-31-3

Mol F.

: C7H6O3

Mol W.

: 138.12

Cat No.

: SA18308

$350.00 25 mg
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CAS No.

: 105813-39-6; 105813-40-9

Mol F.

: C26H27NO3

Mol W.

: 401.5

Cat No.

: SA18307

$1,550.00 25 mg
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CAS No.

Mol F.

: C25H24FNO3

Mol W.

: 405.46

Cat No.

: SA18302

$1,550.00 25 mg
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CAS No.

: 606968-05-2

Mol F.

: C39H40F2N2O6

Mol W.

: 670.74

Cat No.

: SA18312

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CAS No.

: 444731-52-6

Mol F.

: C21H23N7O2S

Mol W.

: 437.52

Cat No.

: SA51300

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CAS No.

: 444731-75-3

Mol F.

: C14H14ClN5

Mol W.

: 287.75

Cat No.

: SA51311

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CAS No.

: 2095544-42-4

Mol F.

: C42H43N13O4S2

Mol W.

: 858.01

Cat No.

: SA51304

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CAS No.

: 1226499-98-4

Mol F.

: C22H22N8

Mol W.

: 398.5

Cat No.

: SA51308

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CAS No.

: 1296888-47-5

Mol F.

: C15H17N5O

Mol W.

: 283.33

Cat No.

: SA51313

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CAS No.

: 1821666-71-0

Mol F.

: C14H16N6

Mol W.

: 268.32

Cat No.

: SA51302

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CAS No.

: 1821666-70-9

Mol F.

: C12H15N5O2S

Mol W.

: 293.3

Cat No.

: SA51303

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CAS No.

: 1296888-46-4

Mol F.

: C16H20N6

Mol W.

: 296.4

Cat No.

: SA51305

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CAS No.

: 1252927-45-9

Mol F.

: C14H14ClN5

Mol W.

: 287.75

Cat No.

: SA51301

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CAS No.

: 1226499-97-3

Mol F.

: C13H12ClN5

Mol W.

: 273.7

Cat No.

: SA51307

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CAS No.

: 2795176-90-6

Mol F.

: C21H22N6O3S

Mol W.

: 438.51

Cat No.

: SA51309

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CAS No.

Mol F.

: C21H23N7O3S

Mol W.

: 453.52

Cat No.

: SA51310

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CAS No.

: 444731-74-2

Mol F.

: C13H12ClN5

Mol W.

: 273.7

Cat No.

: SA51306

$80.00 25 mg
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CAS No.

: 137281-23-3

Mol F.

: C20H21N5O6

Mol W.

: 427.41

Cat No.

: SA32301

$950.00 25 mg
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CAS No.

: 193281-05-9

Mol F.

: C19H21N5O7

Mol W.

: 431.4

Cat No.

: SA32313

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CAS No.

: NA

Mol F.

: C21H25N5O7

Mol W.

: 459.45

Cat No.

: SA32315

$90.00 25 mg
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CAS No.

: 137281-39-1

Mol F.

: C15H14N4O3

Mol W.

: 298.3

Cat No.

: SA32300

$80.00 25 mg
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CAS No.

: 155405-80-4

Mol F.

: C16H16N4O3

Mol W.

: 312.32

Cat No.

: SA32307

$150.00 25 mg
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CAS No.

: 146943-43-3

Mol F.

: C24H29N5O6

Mol W.

: 483.52

Cat No.

: SA32308

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CAS No.

: 1320346-43-7

Mol F.

: C16H16N4O4

Mol W.

: 328.32

Cat No.

: SA32317

$250.00 25 mg
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CAS No.

: 869791-42-4

Mol F.

: C21H23N5O6

Mol W.

: 441.44

Cat No.

: SA32302

$1,550.00 25 mg
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CAS No.

: 1802552-04-0

Mol F.

: C40H40N10O13

Mol W.

: 868.8

Cat No.

: SA32303

$1,850.00 25 mg
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CAS No.

: 1802552-16-4

Mol F.

: C40H40N10O13

Mol W.

: 868.8

Cat No.

: SA32304

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CAS No.

: 193281-00-4

Mol F.

: C22H25N5O7

Mol W.

: 471.46

Cat No.

: SA43400

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CAS No.

: NA

Mol F.

: C23H27N5O6

Mol W.

: 469.49

Cat No.

: SA32310

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CAS No.

: NA

Mol F.

: C24H29N5O6

Mol W.

: 483.52

Cat No.

: SA32311

$395.00 25 mg
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CAS No.

: 1391068-12-4

Mol F.

: C22H25N5O6

Mol W.

: 455.46

Cat No.

: SA32312