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Catalogue

Product catalogue

Our research catalogue of APIs and their pharmacopoeial impurities. Search by name, catalogue code, CAS number or SMILES, then add what you need to an inquiry list. Impurities and reference standards are listed under their parent API, and every molecule is also available by custom synthesis.

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Corticosteroids54Antibiotics17Proton-pump inhibitors21Oncology28

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Oncology

Chemical structure of Gefitinib

JR-ON1001Available on request

Gefitinib

API reference standard

CAS: 184475-35-2
MOL. WT.: 446.91
FORMULA: C22H24ClFN4O3

10 variants listed

Chemical structure of Gefitinib EP Impurity A

JR-ON1001-01Available on request

Gefitinib EP Impurity A

Impurity reference standard · Ph. Eur.

Variant ofGefitinib

CAS: 199327-61-2
MOL. WT.: 319.36
FORMULA: C16H21N3O4

Chemical structure of Gefitinib EP Impurity B

JR-ON1001-02Available on request

Gefitinib EP Impurity B

Impurity reference standard · Ph. Eur.

Variant ofGefitinib

CAS: 1603814-04-5
MOL. WT.: 446.91
FORMULA: C22H24ClFN4O3

Chemical structure of Gefitinib N-Oxide

JR-ON1001-03Available on request

Gefitinib N-Oxide

Impurity reference standard

Variant ofGefitinib

CAS: 847949-51-3
MOL. WT.: 462.91
FORMULA: C22H24ClFN4O4

Chemical structure of Gefitinib 4-Desfluoro Impurity HCl

JR-ON1001-04Available on request

Gefitinib 4-Desfluoro Impurity HCl

Impurity reference standard

Variant ofGefitinib

CAS: 2475095-72-6
MOL. WT.: 465.38
FORMULA: C22H26Cl2N4O3

Chemical structure of O-Desmethyl Gefitinib

JR-ON1001-05Available on request

O-Desmethyl Gefitinib

Impurity reference standard

Variant ofGefitinib

CAS: 847949-49-9
MOL. WT.: 432.88
FORMULA: C21H22ClFN4O3

Chemical structure of 4-Defluoro-4-Hydroxy Gefitinib

JR-ON1001-06Available on request

4-Defluoro-4-Hydroxy Gefitinib

Impurity reference standard

Variant ofGefitinib

CAS: 847949-50-2
MOL. WT.: 444.92
FORMULA: C22H25ClN4O4

Chemical structure of O-Desmorpholinopropyl-O-methyl Gefitinib

JR-ON1001-07Available on request

O-Desmorpholinopropyl-O-methyl Gefitinib

Impurity reference standard

Variant ofGefitinib

CAS: 153437-78-6
MOL. WT.: 333.75
FORMULA: C16H13ClFN3O2

Chemical structure of Gefitinib Impurity ( 3,4-Dichloroaniline)

JR-ON1001-08Available on request

Gefitinib Impurity ( 3,4-Dichloroaniline)

Impurity reference standard

Variant ofGefitinib

CAS: 95-76-1
MOL. WT.: 162.02
FORMULA: C6H5Cl2N

Chemical structure of N-(3,4-Dichlorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine hydrochloride

JR-ON1001-09Available on request

N-(3,4-Dichlorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine hydrochloride

Impurity reference standard

Variant ofGefitinib

CAS: On request
MOL. WT.: 499.83
FORMULA: C22H25Cl3N4O3

Chemical structure of 4-(3-((4-Chloro-7-methoxyquinazolin-6-yl)oxy)propyl)morpholine hydrochloride

JR-ON1001-10Available on request

4-(3-((4-Chloro-7-methoxyquinazolin-6-yl)oxy)propyl)morpholine hydrochloride

Impurity reference standard

Variant ofGefitinib

CAS: 1383952-42-8
MOL. WT.: 374.27
FORMULA: C16H21Cl2N3O3

Chemical structure of Bendamustine Related Compound A USP

JR-ON1002Available on request

Bendamustine Related Compound A USP

Impurity reference standard · USP

CAS: 109882-30-6
MOL. WT.: 321.38
FORMULA: C16H23N3O4

Chemical structure of Bendamustine Related Compound C USP

JR-ON1003Available on request

Bendamustine Related Compound C USP

Impurity reference standard · USP

CAS: 3543-74-6
MOL. WT.: 349.43
FORMULA: C18H27N3O4

Chemical structure of Bendamustine Related Compound I USP

JR-ON1004Available on request

Bendamustine Related Compound I USP

Impurity reference standard · USP

CAS: 87475-54-5
MOL. WT.: 386.32
FORMULA: C18H25Cl2N3O2

Chemical structure of 4-(5-Amino-1-methyl-1H-benzo[d]imidazol-2-yl)butanoic acid

JR-ON1005Available on request

4-(5-Amino-1-methyl-1H-benzo[d]imidazol-2-yl)butanoic acid

Impurity reference standard

CAS: 914626-62-3
MOL. WT.: 233.27
FORMULA: C12H15N3O2

Chemical structure of Imatinib EP Impurity A

JR-ON1006Available on request

Imatinib EP Impurity A

Impurity reference standard · Ph. Eur.

CAS: 55314-16-4
MOL. WT.: 176.22
FORMULA: C10H12N2O

Chemical structure of Imatinib EP Impurity B

JR-ON1007Available on request

Imatinib EP Impurity B

Impurity reference standard · Ph. Eur.

CAS: 581076-67-7
MOL. WT.: 453.42
FORMULA: C21H30Cl2N6O

Chemical structure of Imatinib EP Impurity C (HCl salt)

JR-ON1008Available on request

Imatinib EP Impurity C (HCl salt)

Impurity reference standard · Ph. Eur.

CAS: 1820893-54-6
MOL. WT.: 516.05
FORMULA: C28H30ClN7O

Chemical structure of Imatinib EP Impurity H

JR-ON1009Available on request

Imatinib EP Impurity H

Impurity reference standard · Ph. Eur.

CAS: 350-03-8
MOL. WT.: 121.14
FORMULA: C7H7NO

Chemical structure of Nilotinib EP Impurity A

JR-ON1010Available on request

Nilotinib EP Impurity A

Impurity reference standard · Ph. Eur.

CAS: 641571-11-1
MOL. WT.: 241.22
FORMULA: C11H10F3N3

Chemical structure of 1-(3-Amino-4-methylphenyl)ethan-1-one

JR-ON1011Available on request

1-(3-Amino-4-methylphenyl)ethan-1-one

Impurity reference standard

CAS: 17071-24-8
MOL. WT.: 149.19
FORMULA: C9H11NO

Chemical structure of Nilotinib EP Impurity C

JR-ON1012Available on request

Nilotinib EP Impurity C

Impurity reference standard · Ph. Eur.

CAS: 2458-12-0
MOL. WT.: 151.16
FORMULA: C8H9NO2

Chemical structure of Nilotinib EP Impurity D

JR-ON1013Available on request

Nilotinib EP Impurity D

Impurity reference standard · Ph. Eur.

CAS: 641569-94-0
MOL. WT.: 306.33
FORMULA: C17H14N4O2

Chemical structure of Lenvatinib Acid (USP)

JR-ON1014Available on request

Lenvatinib Acid (USP)

Impurity reference standard · USP

CAS: 417717-21-6
MOL. WT.: 427.84
FORMULA: C21H18ClN3O5

Chemical structure of Methyl 4-chloro-7-methoxyquinoline-6-carboxylate

JR-ON1015Available on request

Methyl 4-chloro-7-methoxyquinoline-6-carboxylate

Impurity reference standard

CAS: 205448-66-4
MOL. WT.: 251.67
FORMULA: C12H10ClNO3

Chemical structure of Lenvatinib Impurity ( 4-(4-Amino-3-chlorophenoxy)-7-methoxyquinoline-6-carboxylic acid)

JR-ON1016Available on request

Lenvatinib Impurity ( 4-(4-Amino-3-chlorophenoxy)-7-methoxyquinoline-6-carboxylic acid)

Impurity reference standard

CAS: 2712290-12-3
MOL. WT.: 344.75
FORMULA: C17H13ClN2O4

Chemical structure of Phenoxy Quinoline Lenvatinib Impurity

JR-ON1017Available on request

Phenoxy Quinoline Lenvatinib Impurity

Impurity reference standard

CAS: 417722-93-1
MOL. WT.: 343.77
FORMULA: C17H14ClN3O3

Chemical structure of Lenvatinib Impurity O

JR-ON1018Available on request

Lenvatinib Impurity O

Impurity reference standard

CAS: 2143930-76-9
MOL. WT.: 414.85
FORMULA: C20H19ClN4O4