Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors

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.

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C22H50N4O4

Mol W.

: 434.66

Cat No.

: SA43801

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C16H37N3O3

Mol W.

: 319.48

Cat No.

: SA43800

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C16H32N4O4S

Mol W.

: 376.51

Cat No.

: SA23211

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1369903-46-7

Mol F.

: C33H31N5O4

Mol W.

: 561.6

Cat No.

: SA42729

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C23H27BrO7

Mol W.

: 495.36

Cat No.

: SA15137

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 170862-36-9

Mol F.

: C13H12F2N4O

Mol W.

: 278.26

Cat No.

: SA44120

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2452301-28-7

Mol F.

: C23H27ClO7

Mol W.

: 450.9

Cat No.

: SA15156

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 59245-36-2

Mol F.

: C11H16N2O3

Mol W.

: 224.26

Cat No.

: SA45216

$550.00 25 mg
PLEASE ENQUIRE

CAS No.

Mol F.

: C12H13F2N3O2

Mol W.

: 269.25

Cat No.

: SA44124

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C23H33ClF3N5O4

Mol W.

: 536

Cat No.

: SA46908

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 761373-05-1

Mol F.

: C24H29NO5

Mol W.

: 411.49

Cat No.

: SA40904

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 149709-63-7

Mol F.

: C24H29NO5

Mol W.

: 411.49

Cat No.

: SA40905

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C8H8FN3O4S

Mol W.

: 261.23

Cat No.

: SA22913

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C20H22ClN5O2

Mol W.

: 399.87

Cat No.

: SA50005

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C8H8FN3O4S

Mol W.

: 261.23

Cat No.

: SA22915

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 147126-68-9

Mol F.

: C₁₆H₂₆O₅S

Mol W.

: 330.44

Cat No.

: SA22908

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C23H33ClF3N5O4

Mol W.

: 536

Cat No.

: SA46907

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C21H27Cl3F3N5O4

Mol W.

: 576.79999999999995

Cat No.

: SA46905

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1803026-54-1

Mol F.

: C16H12F6N4O

Mol W.

: 390.28

Cat No.

: SA10434

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 202057-74-7

Mol F.

: C12H9N3O2

Mol W.

: 227.22

Cat No.

: SA21810

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 53929-74-1

Mol F.

: C5H12BrN

Mol W.

: 166.06

Cat No.

: SA21602

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C29H28ClNO2S

Mol W.

: 522.02

Cat No.

: SA24915

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C29H28ClNO4S

Mol W.

: 522.04999999999995

Cat No.

: SA24916

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 29647-82-3

Mol F.

: C19H15ClO

Mol W.

: 294.77

Cat No.

: SA11604

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C16H18F3N5O

Mol W.

: 353.54

Cat No.

: SA10428

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 23580-89-4

Mol F.

: C10H15N

Mol W.

: 149.23

Cat No.

: SB10708

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1168152-06-4

Mol F.

: C21H19NO5

Mol W.

: 365.38

Cat No.

: SA22506

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C14H16F2O6

Mol W.

: 318.27

Cat No.

: SA44521

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C20H27N7O5

Mol W.

: 445.47

Cat No.

: SA43312

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1030825-21-8

Mol F.

: C25H27FO6S

Mol W.

: 474.54

Cat No.

: SA14934

$950.00 25 mg
PLEASE ENQUIRE

CAS No.

: 1776088-23-3

Mol F.

: C23H30FN3O6S

Mol W.

: 495.56

Cat No.

: SA12148

$100.00 25 mg
PLEASE ENQUIRE

CAS No.

: 154026-93-4

Mol F.

: C10H19ClO4

Mol W.

: 238.71

Cat No.

: SA12126

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C13H22N2O6S2

Mol W.

: 366.45

Cat No.

: SA121130

$100.00 100 mg
PLEASE ENQUIRE

CAS No.

: 141942-85-0

Mol F.

: C7H11NO3

Mol W.

: 157.17

Cat No.

: SA17843

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1007912-86-8 (Free Base)

Mol F.

: C22H28FN3O6S

Mol W.

: 481.54

Cat No.

: SA121118

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 600178-04-9

Mol F.

: C19H32O3

Mol W.

: 308.46

Cat No.

: SA19132

$995.00 50 mg
PLEASE ENQUIRE

CAS No.

Mol F.

: C22H27FN3NaO6S

Mol W.

: 503.52

Cat No.

: SA12163

$2,550.00 25 mg
PLEASE ENQUIRE

CAS No.

Mol F.

: C22H27FN3NaO6S

Mol W.

: 503.52

Cat No.

: SA12162

$950.00 25 mg
PLEASE ENQUIRE

CAS No.

: 1584149-34-7; 2185805-14-3

Mol F.

: C22H27FN3O6S.1/2Ca

Mol W.

: 500.61

Cat No.

: SA12150

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 701-56-4

Mol F.

: C9H13NO

Mol W.

: 151.21

Cat No.

: SA19713

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

Mol F.

: C18H14F2N8O2

Mol W.

: 412.4

Cat No.

: SA50703

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1246616-78-3

Mol F.

: C15H17BrN2O5

Mol W.

: 385.21

Cat No.

: SA20215

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1246616-73-8

Mol F.

: C13H14N2O6

Mol W.

: 294.26

Cat No.

: SA20223

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1206102-11-5

Mol F.

: C27H25F2N3O5

Mol W.

: 509.5

Cat No.

: SA20219

$395.00 25 mg
PLEASE ENQUIRE

CAS No.

: 1533443-76-3

Mol F.

: C8H11NO5S3

Mol W.

: 297.37

Cat No.

: SA24109

$1,095.00 25 mg
PLEASE ENQUIRE

CAS No.

: 149249-72-9

Mol F.

: C10H16N2O4S3

Mol W.

: 324.44

Cat No.

: SA24106

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C14H16N2O6

Mol W.

: 308.29000000000002

Cat No.

: SA20213

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1818268-45-9

Mol F.

: C18H14FIOS

Mol W.

: 424.27

Cat No.

: SA15127

$150.00 25 mg
PLEASE ENQUIRE

CAS No.

: 154026-92-3

Mol F.

: C10H17ClO4

Mol W.

: 236.69

Cat No.

: SA12198

Registration

Register to add the product to RFQ list

Already have an account?