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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Gefitinib, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Gefitinib impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Gefitinib-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Gefitinib Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Deschloro-4-desfluoro-4-chloro-3-fluoro Gefitinib-d3 Stable Isotopes CS-T-100530 1603814-04-5(Unlabelled) Enquire
Gefitinib D3 Stable Isotopes CS-T-55228 1173976-40-3 Enquire
Gefitinib Morpholine N-oxide-d3 Stable Isotopes CS-T-100272 Not Available Enquire
Gefitinib-d8 Stable Isotopes CS-O-06643 857091-32-8 In Stock
N-(3-Morpholinopropyl) Gefitinib-D8 Stable Isotopes CS-T-102201 Not Available Enquire
O-Desmethyl Gefitinib D8 Stable Isotopes CS-O-47487 Not Available Enquire
O-Desmethyl Gefitinib-d6 Stable Isotopes CS-T-100512 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Gefitinib API Standards CS-O-11657 184475-35-2 In Stock
Gefitinib dihydrochloride API Standards CS-O-31372 184475-56-7 Enquire


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Gefitinib Metabolite M527301 Metabolites CS-O-14010 1221965-74-7 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3,11-dimethoxy-2,10-bis(3-morpholinopropoxy)-6-oxo-5,6-dihyd... Impurities CS-O-59012 Not Available Enquire
3,4-Dihydro-7-methoxy-4-oxoquinazolin-6-yl acetate Impurities CS-O-30859 179688-53-0 In Stock
3-Deschloro-4-desfluoro-4-chloro-3-fluoro Gefitinib Impurities CS-T-15930 1603814-04-5 In Stock
4-(3-chloro-4-fluorophenylamino)-7-methoxyquinazolin-6-yl ac... Impurities CS-O-31371 788136-89-0 In Stock
6-Hydroxy-7-methoxy-4(1H)-quinazolinone Impurities CS-O-14130 179688-52-9 In Stock
7-hydroxy-4-oxo-3,4-dihydroquinazolin-6-yl acetate Impurities CS-O-58858 Not Available Enquire
Dimorpholinopropane Impurities CS-O-56669 48152-09-6 Enquire
Gefitinib 3,4-Difluoro Impurity Impurities CS-EO-01647 184475-50-1 Enquire
Gefitinib Chloro Impurity Impurities CS-O-47354 199327-59-8 In Stock
Gefitinib Impurity 13 Impurities CS-O-56667 2254241-82-0 Enquire
Gefitinib Impurity 14 Impurities CS-EO-03591 1383952-42-8 Enquire
Gefitinib Impurity 36 Impurities CS-O-56666 134187-43-2 Enquire
Gefitinib Impurity 37 Impurities CS-O-56717 Not Available Enquire
Gefitinib Impurity 8 Impurities CS-O-56712 2512211-98-0 Enquire
Gefitinib Impurity 9 Impurities CS-O-56665 1608115-59-8 Enquire
Gefitinib Impurity II Impurities CS-EO-01648 153437-78-6 Enquire
Gefitinib Morpholine N-oxide Impurities CS-T-55229 847949-51-3 In Stock
N-(3-Morpholinopropyl) Gefitinib TriHCl salt Impurities CS-EO-03590 1502829-45-9 (Freebase) Enquire
O-Desmethyl Gefitinib Impurities CS-T-16242 847949-49-9 Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Gefitinib for system suitability (Y0001809) EP Standards CS-EG-02367 184475-35-2 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-(3-Chloropropyl)morpholine Intermediates CS-O-30855 7357-67-7 In Stock
4-Defluoro-4-hydroxy Gefitinib Intermediates CS-T-14768 847949-50-2 Enquire
5-Hydroxy-4-methoxy-2-nitrobenzoic acid Intermediates CS-M-43748 31839-20-0 In Stock
Gefitinib Metabolite I Intermediates CS-T-16537 847949-56-8 Enquire
Gefitinib-d6 Intermediates CS-T-96069 1228664-49-0 Enquire
Linkable gefitinib analogue Intermediates CS-ED-39748 655247-75-9 Enquire
N-(3-Morpholinopropyl) Gefitinib Intermediates CS-T-83087 1502829-45-9 Enquire
O-Desmorpholinopropyl Gefitinib Intermediates CS-T-16536 184475-71-6 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Chloro-4-fluoroaniline Fine Chemicals CS-M-00925 367-21-5 In Stock