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.

: 58256-08-9

Mol F.

: C20H21NO

Mol W.

: 291.4

Cat No.

: SA23109

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 99464-83-2

Mol F.

: C9H15ClO3

Mol W.

: 206.67

Cat No.

: SA39110

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2742659-60-3

Mol F.

: C8H13N3O2

Mol W.

: 183.2

Cat No.

: SA446153

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 7199-29-3

Mol F.

: C16H15NO

Mol W.

: 237.3

Cat No.

: SA20336

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 52315-07-8

Mol F.

: C22H19Cl2NO3

Mol W.

: 416.3

Cat No.

: SA51911

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 21081-07-2

Mol F.

: C21H23N

Mol W.

: 289.4

Cat No.

: SA53806

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 24167-43-9

Mol F.

: C16H16

Mol W.

: 208.3

Cat No.

: SA53808

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C18H16

Mol W.

: 232.3

Cat No.

: SA53807

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C21H23NO2

Mol W.

: 321.42

Cat No.

: SA53810

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 256-81-5

Mol F.

: C15H12

Mol W.

: 192.3

Cat No.

: SA53801

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2222-33-5

Mol F.

: C15H10O

Mol W.

: 206.2

Cat No.

: SA53802

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 3967-32-6

Mol F.

: C21H23NO

Mol W.

: 305.4

Cat No.

: SA53803

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 54191-04-7

Mol F.

: C21H21NO

Mol W.

: 303.41

Cat No.

: SA53809

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 100295-63-4

Mol F.

: C21H21NO

Mol W.

: 303.4

Cat No.

: SA53804

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 427-51-0

Mol F.

: C24H29ClO4

Mol W.

: 417

Cat No.

: SA59800

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2271091-83-7

Mol F.

: C22H28Cl2O3

Mol W.

: 411.36

Cat No.

: SA59811

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2701-50-0

Mol F.

: C24H30O4

Mol W.

: 382.5

Cat No.

: SA59801

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C25H32O5

Mol W.

: 412.5

Cat No.

: SA59802

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 17183-98-1

Mol F.

: C24H30Cl2O4

Mol W.

: 453.4

Cat No.

: SA59803

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C24H31ClO5

Mol W.

: 435

Cat No.

: SA59804

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 17184-05-3

Mol F.

: C24H30O5

Mol W.

: 398.5

Cat No.

: SA59805

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2098-66-0

Mol F.

: C22H27ClO3

Mol W.

: 374.9

Cat No.

: SA59806

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 23814-84-8

Mol F.

: C24H31ClO5

Mol W.

: 435

Cat No.

: SA59807

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2668-74-8

Mol F.

: C23H30O4

Mol W.

: 370.5

Cat No.

: SA59808

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 13698-49-2

Mol F.

: C23H27ClO4

Mol W.

: 402.9

Cat No.

: SA59809

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 15423-97-9

Mol F.

: C24H30O5

Mol W.

: 398.5

Cat No.

: SA59810

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 147-94-4

Mol F.

: C9H13N3O5

Mol W.

: 243.2

Cat No.

: SA87200

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 3083-77-0

Mol F.

: C10H13NO6

Mol W.

: 243.2

Cat No.

: SA87201

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 58-96-8

Mol F.

: C9H12N2O6

Mol W.

: 244.2

Cat No.

: SA87202

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 71-30-7

Mol F.

: C4H5N3O

Mol W.

: 111.1

Cat No.

: SA87203

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 66-22-8

Mol F.

: C4H4N2O2

Mol W.

: 112.1

Cat No.

: SA87204

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 65-46-3

Mol F.

: C9H13N3O5

Mol W.

: 243.2

Cat No.

: SA87205

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 32830-01-6

Mol F.

: C9H11N3O4

Mol W.

: 225.2

Cat No.

: SA87206

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2140-61-6

Mol F.

: C10H15N3O5

Mol W.

: 257.2

Cat No.

: SA87207

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 31698-14-3

Mol F.

: C9H11N3O4

Mol W.

: 225.2

Cat No.

: SA87208

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 6829-31-8

Mol F.

: C10H15N3O5

Mol W.

: 257.2

Cat No.

: SA87209

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C9H13N3O5

Mol W.

: 243.22

Cat No.

: SA46209

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1195711-14-8

Mol F.

: C9H13N3O5

Mol W.

: 243.22

Cat No.

: SA46210

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 65165-91-5

Mol F.

: C19H19N7O6

Mol W.

: 441.4

Cat No.

: SA63600

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 32785-90-3

Mol F.

: C12H19ClO5

Mol W.

: 278.73

Cat No.

: SA45510

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 23283-97-8

Mol F.

: C10H20O

Mol W.

: 156.3

Cat No.

: SA22931

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 2514752-32-8; 3070439-34-5

Mol F.

: C15H25N3O

Mol W.

: 263.4

Cat No.

: SA70000

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 6485-67-2

Mol F.

: C8H10N2O

Mol W.

: 150.2

Cat No.

: SA56116

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1393911-57-3

Mol F.

: C₁₄H₂₃ClN₆O₅

Mol W.

: 390.82

Cat No.

: SA13715

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 211914-51-1

Mol F.

: C25H25N7O3

Mol W.

: 471.5

Cat No.

: SA60300

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1643377-48-3

Mol F.

: C25H26N8O2

Mol W.

: 470.5

Cat No.

: SA60309

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1848337-06-3

Mol F.

: C24H29N5O4

Mol W.

: 451.52

Cat No.

: SA60314

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 211915-06-9

Mol F.

: C34H41N7O5

Mol W.

: 627.7

Cat No.

: SA60301

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1408238-36-7

Mol F.

: C26H33N5O4

Mol W.

: 479.6

Cat No.

: SA60313

Please enquire for price & pack size
PLEASE ENQUIRE

CAS No.

: 1408238-40-3

Mol F.

: C34H40N6O6

Mol W.

: 628.7

Cat No.

: SA60302

Registration

Register to add the product to RFQ list

Already have an account?