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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.

$125.00 25 mg
In Stock

CAS No.

: 1524-86-3

Mol F.

: C24H33FO6

Mol W.

: 436.51

Cat No.

: SA30205

$125.00 25 mg
In Stock

CAS No.

: 3870-07-3

Mol F.

: C26H33FO7

Mol W.

: 476.53

Cat No.

: SA30206

Please enquire for price & pack size
In Stock

CAS No.

: 1673546-62-7

Mol F.

: C27H27F3N8O3

Mol W.

: 568.6

Cat No.

: SA49926

$175.00 25 mg
In Stock

CAS No.

: 213745-86-9

Mol F.

: C15H20N4O3

Mol W.

: 304.34

Cat No.

: SA27101

$180.00 25 mg
In Stock

CAS No.

: 30806-86-1

Mol F.

: C14H16N4O4

Mol W.

: 304.34

Cat No.

: SA27102

$175.00 25 mg
In Stock

CAS No.

: 92440-76-1

Mol F.

: C14H17N3O4

Mol W.

: 291.3

Cat No.

: SA27104

$155.00 25 mg
In Stock

CAS No.

: 16285-82-8

Mol F.

: C13H15BrN4O2

Mol W.

: 339.13

Cat No.

: SA27106

$155.00 25 mg
In Stock

CAS No.

: 78025-68-0

Mol F.

: C15H20N4O3

Mol W.

: 304.34

Cat No.

: SA27107

$79.00 25 mg
In Stock

CAS No.

: 1916-07-0

Mol F.

: C11H14O5

Mol W.

: 226.23

Cat No.

: SA27108

$95.00 25 mg
In Stock

CAS No.

: 30078-48-9

Mol F.

: C19H20N2O3

Mol W.

: 324.37

Cat No.

: SA27109

$75.00 25 mg
In Stock

CAS No.

: 118-41-2

Mol F.

: C10H12O5

Mol W.

: 212.2

Cat No.

: SA27110

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In Stock

CAS No.

: 95906-11-9

Mol F.

: C42H63O4P

Mol W.

: 662.92

Cat No.

: SA13301

$110.00 25 mg
In Stock

CAS No.

: 144690-92-6

Mol F.

: C48H44N6O6

Mol W.

: 800.9

Cat No.

: SA17727

$80.00 25 mg
In Stock

CAS No.

: 99709-24-7

Mol F.

: C8H14ClNO

Mol W.

: 175.65

Cat No.

: SA11714

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In Stock

CAS No.

: 76-93-7

Mol F.

: C14H12O3

Mol W.

: 228.24

Cat No.

: SA17303

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In Stock

CAS No.

: 56776-01-3

Mol F.

: C12H19Cl2NO

Mol W.

: 264.19

Cat No.

: SA19601

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In Stock

CAS No.

Mol F.

: C9H13N3O6

Mol W.

: 259.22

Cat No.

: SA46201

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In Stock

CAS No.

: 2955-27-3

Mol F.

: C24H40O5

Mol W.

: 408.57

Cat No.

: SA31210

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In Stock

CAS No.

: 130593-75-8

Mol F.

: C24H42O3

Mol W.

: 378.59

Cat No.

: SA31209

Please enquire for price & pack size
In Stock

CAS No.

: 10538-55-3

Mol F.

: C25H42O4

Mol W.

: 406.6

Cat No.

: SA31207

$950.00 25 mg
In Stock

CAS No.

: 1262133-66-3

Mol F.

: C20H30FN3O9

Mol W.

: 475.46

Cat No.

: SA37808

$1,250.00 25 mg
In Stock

CAS No.

: 1262133-64-1

Mol F.

: C20H30FN3O9

Mol W.

: 475.46

Cat No.

: SA37813

$1,875.00 25 mg
In Stock

CAS No.

: 1262133-68-5

Mol F.

: C20H30FN3O9

Mol W.

: 475.46

Cat No.

: SA37809

$100.00 25 mg
In Stock

CAS No.

: 199191-66-7

Mol F.

: C22H23NO4S

Mol W.

: 397.49

Cat No.

: SA36308

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In Stock

CAS No.

: 121021-51-0

Mol F.

: C20H26O3

Mol W.

: 314.42

Cat No.

: SA19110

$75.00 25 mg
In Stock

CAS No.

: 100643-71-8

Mol F.

: C19H19ClN2

Mol W.

: 310.82

Cat No.

: SA34004

$95.00 25 mg
In Stock

CAS No.

: 38092-89-6

Mol F.

: C20H21ClN2

Mol W.

: 324.85

Cat No.

: SA34007

$95.00 25 mg
In Stock

CAS No.

: 38089-93-9

Mol F.

: C20H23ClN2O

Mol W.

: 342.86

Cat No.

: SA34009

$155.00 25 mg
In Stock

CAS No.

: 133330-60-6

Mol F.

: C14H9Cl2NO

Mol W.

: 278.13

Cat No.

: SA34010

$295.00 25 mg
In Stock

CAS No.

: 165739-83-3

Mol F.

: C22H22Cl2N2O2

Mol W.

: 417.33

Cat No.

: SA34003

$795.00 25 mg
In Stock

CAS No.

: 2470226-18-5

Mol F.

: C22H21ClN2O2

Mol W.

: 380.87

Cat No.

: SA34011

$355.00 25 mg
In Stock

CAS No.

: 133330-56-0

Mol F.

: C22H21ClN2O2

Mol W.

: 380.87

Cat No.

: SA34012

Please enquire for price & pack size
In Stock

CAS No.

: 124832-31-1

Mol F.

: C21H26N6O6

Mol W.

: 458.47

Cat No.

: SA49503

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In Stock

CAS No.

Mol F.

: C18H29N7O5

Mol W.

: 423.47

Cat No.

: SA49501

$255.00 25 mg
In Stock

CAS No.

: 1346600-38-1

Mol F.

: C16H23NO

Mol W.

: 245.36

Cat No.

: SA22704

$95.00 25 mg
In Stock

CAS No.

: 93413-76-4

Mol F.

: C15H19NO2

Mol W.

: 245.32

Cat No.

: SA22705

$125.00 25 mg
In Stock

CAS No.

: 775-33-7; 50822-98-5

Mol F.

: C11H17NO

Mol W.

: 179.26

Cat No.

: SA22700

$95.00 100 mg
In Stock

CAS No.

: 130198-05-9

Mol F.

: C15H24ClNO2

Mol W.

: 285.81

Cat No.

: SA22702

$95.00 25 mg
In Stock

CAS No.

: 149289-30-5

Mol F.

: C16H25NO2

Mol W.

: 263.38

Cat No.

: SA22707

$95.00 25 mg
In Stock

CAS No.

: 93413-56-0; 93413-70-8

Mol F.

: C17H26ClNO2

Mol W.

: 311.85

Cat No.

: SA22708

$145.00 25 mg
In Stock

CAS No.

: 93413-79-7; 93413-57-1

Mol F.

: C17H26ClNO

Mol W.

: 295.85

Cat No.

: SA22709

$95.00 25 mg
In Stock

CAS No.

: 1076199-92-2; 2108968-20-1

Mol F.

: C17H28ClNO

Mol W.

: 297.86

Cat No.

: SA22710

$190.00 25 mg
In Stock

CAS No.

: 1329795-88-1

Mol F.

: C24H33NO3

Mol W.

: 383.52

Cat No.

: SA22703

Please enquire for price & pack size
In Stock

CAS No.

: 99300-78-4

Mol F.

: C17H28ClNO2

Mol W.

: 313.86

Cat No.

: SA22711

$120.00 25 mg
In Stock

CAS No.

: 1094598-37-4

Mol F.

: C17H27NO3

Mol W.

: 293.4

Cat No.

: SA22712

$78.00 25 mg
In Stock

CAS No.

: 93413-62-8

Mol F.

: C16H25NO2

Mol W.

: 263.38

Cat No.

: SA22713

$195.00 25 mg
In Stock

CAS No.

: 135308-74-6

Mol F.

: C15H23NO2

Mol W.

: 249.35

Cat No.

: SA22715

$195.00 10 mg
In Stock

CAS No.

: 149289-29-2; 135308-76-8

Mol F.

: C14H21NO2

Mol W.

: 235.32

Cat No.

: SA22714

$245.00 25 mg
In Stock

CAS No.

: 1036959-27-9

Mol F.

: C17H25N3O2

Mol W.

: 303.4

Cat No.

: SA23906

$135.00 25 mg
In Stock

CAS No.

: 565453-39-6

Mol F.

: C17H27N3O3

Mol W.

: 321.41

Cat No.

: SA23907

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