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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.

: NA

Mol F.

: C11H14O4S

Mol W.

: 242.29

Cat No.

: SA43506

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CAS No.

: 1391080-40-2

Mol F.

: C28H30N2O3

Mol W.

: 442.55

Cat No.

: SA43509

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CAS No.

: 252317-48-9 (base)

Mol F.

: C28H28N2O

Mol W.

: 408.53

Cat No.

: SA43505

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CAS No.

: NA

Mol F.

: C18H19NO2

Mol W.

: 281.35

Cat No.

: SA43510

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CAS No.

: 1397321-17-3; 1396968-57-2 (HBr)

Mol F.

: C38H41BrN2O3

Mol W.

: 653.65

Cat No.

: SA43503

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CAS No.

: NA

Mol F.

: C28H31BrN2O2

Mol W.

: 507.46

Cat No.

: SA43517

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CAS No.

: 1048979-09-4

Mol F.

: C28H30N2O2

Mol W.

: 426.55

Cat No.

: SA43504

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CAS No.

: 206361-99-1

Mol F.

: C27H37N3O7S

Mol W.

: 547.66

Cat No.

: SA39400

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CAS No.

: 1546918-95-9

Mol F.

: C27H37N3O7S

Mol W.

: 547.66

Cat No.

: SA39405

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CAS No.

: 1402142-63-5

Mol F.

: C27H37N3O7S

Mol W.

: 547.66

Cat No.

: SA39404

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CAS No.

: 850141-19-4

Mol F.

: C27H37N3O7S

Mol W.

: 547.66

Cat No.

: SA39406

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CAS No.

: 1526916-56-2

Mol F.

: C21H29N3O5S

Mol W.

: 435.54

Cat No.

: SA39402

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CAS No.

: 1526916-57-3

Mol F.

: C22H31N3O5S

Mol W.

: 449.56

Cat No.

: SA39403

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CAS No.

: 169280-56-2

Mol F.

: C20H29N3O3S

Mol W.

: 391.53

Cat No.

: SA39401

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CAS No.

: 1402142-62-4

Mol F.

: C20H29N3O3S

Mol W.

: 391.53

Cat No.

: SA39410

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CAS No.

: 302962-49-8

Mol F.

: C‚‚H‚†ClN‡O‚S

Mol W.

: 488.01

Cat No.

: SA40500

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CAS No.

: 910297-53-9

Mol F.

: C22H24ClN7O3S

Mol W.

: 501.99

Cat No.

: SA40501

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CAS No.

: 910297-62-0

Mol F.

: C‚„H‚ˆClN‡OƒS

Mol W.

: 530.04

Cat No.

: SA40508

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CAS No.

: 1184919-23-0

Mol F.

: C‚‚H‚‡N‡O‚S

Mol W.

: 453.56

Cat No.

: SA40502

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CAS No.

: 302964-08-5

Mol F.

: C16H13ClN5OS

Mol W.

: 394.28

Cat No.

: SA40506

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CAS No.

: 910297-61-9

Mol F.

: C36H34Cl2N12O2S2

Mol W.

: 801.77

Cat No.

: SA40507

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CAS No.

: NA

Mol F.

: C22H26ClN7O3S

Mol W.

: 504

Cat No.

: SA40504

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CAS No.

: 910297-52-8

Mol F.

: C‚‚H‚†ClN‡OƒS

Mol W.

: 504.00

Cat No.

: SA40503

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CAS No.

: 371775-72-3

Mol F.

: C27H27FN3O3PS

Mol W.

: 523.56

Cat No.

: SA12134

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CAS No.

: 912359-80-9

Mol F.

: C₁₄H₁₈FN₃O₃

Mol W.

: 295.31

Cat No.

: SA17512

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CAS No.

: 216868-57-4

Mol F.

: C₁₆H₂₀FN₃O₃S

Mol W.

: 353.41

Cat No.

: SA17510

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CAS No.

: 743374-52-9

Mol F.

: C11H15N

Mol W.

: 161.24

Cat No.

: SA18812

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CAS No.

: 17782-05-7

Mol F.

: C13H12N2O2

Mol W.

: 228.25

Cat No.

: SA38001

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CAS No.

: 2353-33-5

Mol F.

: C8H12N4O4

Mol W.

: 228.21

Cat No.

: SA42200

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CAS No.

: 183016-21-9

Mol F.

: C16H18N4O5

Mol W.

: 346.34

Cat No.

: SA42208

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CAS No.

: 183016-21-9

Mol F.

: C16H18N4O5

Mol W.

: 346.34

Cat No.

: SA42202

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CAS No.

: 16352-06-0

Mol F.

: C4H6N4O

Mol W.

: 126.12

Cat No.

: SA42207

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CAS No.

: 22432-95-7

Mol F.

: C8H12N4O4

Mol W.

: 228.21

Cat No.

: SA42210

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CAS No.

: 2514661-75-5

Mol F.

: C4H6N6O2

Mol W.

: 170.13

Cat No.

: SA42209

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CAS No.

: 2512207-76-8

Mol F.

: C4H6N6O2

Mol W.

: 170.13

Cat No.

: SA42201

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CAS No.

: 1126-46-1

Mol F.

: C8H7ClO2

Mol W.

: 170.59

Cat No.

: SA42205

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CAS No.

: 931-86-2

Mol F.

: C3H4N4O

Mol W.

: 112.09

Cat No.

: SA42211

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CAS No.

: 570410-72-9

Mol F.

: C7H14N4O4

Mol W.

: 218.21

Cat No.

: SA42212

$1,555.00 500 mg
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CAS No.

: 1346600-77-8

Mol F.

: C13H19NO3

Mol W.

: 237.29

Cat No.

: SA22723

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CAS No.

: 688656-86-1

Mol F.

: C28H16N2O6S

Mol W.

: 508.5

Cat No.

: SA25116

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CAS No.

: 201530-41-8

Mol F.

: C21H15N3O4

Mol W.

: 373.36

Cat No.

: SA25100

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CAS No.

: 1266741-05-2

Mol F.

: C22H17N3O4

Mol W.

: 387.39

Cat No.

: SA25103

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CAS No.

: 1395346-28-7

Mol F.

: C28H19N3O6

Mol W.

: 493.46

Cat No.

: SA25108

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CAS No.

: 1688656-83-8

Mol F.

: C42H28N6O8S

Mol W.

: 776.77

Cat No.

: SA25109

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CAS No.

: 1688656-84-9

Mol F.

: C42H28N6O9S

Mol W.

: 792.77

Cat No.

: SA25110

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CAS No.

: NA

Mol F.

: C₁₂H₂₂N₂O₄

Mol W.

: 258.31

Cat No.

: SA25305

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CAS No.

: 120013-45-8

Mol F.

: C24H29NO2

Mol W.

: 363.49

Cat No.

: SA34311

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CAS No.

: 2010-13-1

Mol F.

: C18H21ClN2

Mol W.

: 300.83

Cat No.

: SA21619

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CAS No.

: 1797891-24-7

Mol F.

: C₄₃H₃₈N₆O₂

Mol W.

: 670.8

Cat No.

: SA17744

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CAS No.

: 172875-70-6

Mol F.

: C₄₅H₄₂N₆O₂

Mol W.

: 698.85

Cat No.

: SA17745

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