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Pharmaceutical Reference Standards / Impurity Standards

Erlotinib Hydrochloride

Erlotinib Hydrochloride

CAT. No.E240000
CAS. No.183319-69-9
Mol. F.C22H23N3O4.HCl
Mol. W.429.90 g/mol
Stock Status:Instock

Erlotinib

Erlotinib

CAT. No.E240001
CAS. No.183321-74-6
Mol. F.C22H23N3O4
Mol. W.393.44 g/mol
Stock Status:Instock

Erlotinib Impurity-(3-Ethynylaniline)

Erlotinib Impurity-(3-Ethynylaniline)

CAT. No.E240003
CAS. No.54060-30-9
Mol. F.C8H7N
Mol. W.117.15 g/mol
Stock Status:Instock

Erlotinib Chloro Impurity

Erlotinib Chloro Impurity

CAT. No.E240004
CAS. No.183322-18-1
Mol. F.C14H17ClN2O4
Mol. W.312.75 g/mol
Stock Status:Instock

Erlotinib Hydrochloride Impurity 3

Erlotinib Hydrochloride Impurity 3

CAT. No.E240007
CAS. No.1145671-52-8
Mol. F.C20H23N3O4
Mol. W.369.42 g/mol
Stock Status:Instock

Erlotinib Impurity 8

Erlotinib Impurity 8

CAT. No.E240008
CAS. No.328528-74-1
Mol. F.C20H22BrN3O4
Mol. W.448.31 g/mol
Stock Status:Instock

Erlotinib Impurity M

Erlotinib Impurity M

CAT. No.E240009
CAS. No.183322-21-6
Mol. F.C12H11Cl3N2O2
Mol. W.321.59 g/mol
Stock Status:Instock

1-(3-Aminophenyl)ethanone

1-(3-Aminophenyl)ethanone

CAT. No.E240010
CAS. No.99-03-6
Mol. F.C8H9NO
Mol. W.135.16 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 27

Erlotinib Impurity 27

CAT. No.E240011
CAS. No.183322-16-9
Mol. F.C15H22O6
Mol. W.298.34 g/mol
Stock Status:Instock

Erlotinib Lactam Impurity

Erlotinib Lactam Impurity

CAT. No.E240012
CAS. No.179688-29-0
Mol. F.C14H18N2O5
Mol. W.294.30 g/mol
Stock Status:Instock

Erlotinib Impurity D

Erlotinib Impurity D

CAT. No.E240015
CAS. No.3943-89-3
Mol. F.C9H10O4
Mol. W.182.17 g/mol
Stock Status:Instock

Erlotinib impurity E

Erlotinib impurity E

CAT. No.E240016
CAS. No.179688-27-8
Mol. F.C15H23NO6
Mol. W.313.35 g/mol
Stock Status:Instock

Erlotinib Impurity 11

Erlotinib Impurity 11

CAT. No.E240017
CAS. No.179688-26-7
Mol. F.C15H21NO8
Mol. W.343.33 g/mol
Stock Status:Instock

Erlotinib Impurity 18

Erlotinib Impurity 18

CAT. No.E240018
CAS. No.236750-62-2
Mol. F.C13H20N2O5
Mol. W.284.31 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 2

Erlotinib Impurity 2

CAT. No.E240019
CAS. No.54060-30-9
Mol. F.C8H7N
Mol. W.117.15 g/mol
Stock Status:Instock

Erlotinib Impurity 14

Erlotinib Impurity 14

CAT. No.E240020
CAS. No.950596-59-5
Mol. F.C16H23N3O4
Mol. W.321.37 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 23

Erlotinib Impurity 23

CAT. No.E240021
CAS. No.1417161-98-8
Mol. F.C14H19N3O4
Mol. W.293.32 g/mol
Stock Status:Custom Synthesis

Didesmethyl Erlotinib Hydrochloride Salt

Didesmethyl Erlotinib Hydrochloride Salt

CAT. No.E240022
CAS. No.183320-12-9
Mol. F.C20H20ClN3O4
Mol. W.401.84 g/mol
Stock Status:Custom Synthesis

N-Methoxyethyl Erlotinib Hydrochloride

N-Methoxyethyl Erlotinib Hydrochloride

CAT. No.E240023
CAS. No.NA
Mol. F.C25H30ClN3O5
Mol. W.487.98 g/mol
Stock Status:Instock

N-Methoxyethyl Erlotinib

N-Methoxyethyl Erlotinib

CAT. No.E240023A
CAS. No.NA
Mol. F.C25H29N3O5
Mol. W.451.51 g/mol
Stock Status:Instock

3-butyn-2-ol, 4-[3-[[6,7-bis(2-methoxyethoxy)-4-quinazolinyl]amine]phenyl]-2-methyl, hydrochloride

3-butyn-2-ol, 4-[3-[[6,7-bis(2-methoxyethoxy)-4-quinazolinyl]amine]phenyl]-2-methyl, hydrochloride

CAT. No.E240025
CAS. No.299912-59-7
Mol. F.C25H30ClN3O5
Mol. W.487.97 g/mol
Stock Status:Custom Synthesis

Erlotinib Isopropyl Ether

Erlotinib Isopropyl Ether

CAT. No.E240026
CAS. No.1683583-39-2
Mol. F.C17H24N2O5
Mol. W.336.38 g/mol
Stock Status:Instock

3-Bromo-Erlotinib Hydrochloride

3-Bromo-Erlotinib Hydrochloride

CAT. No.E240027
CAS. No.2055840-41-8
Mol. F.C22H22BrN3O4.HCl
Mol. W.448.31 g/mol
Stock Status:Instock

Erlotinib Dimer 2

Erlotinib Dimer 2

CAT. No.E240028
CAS. No.NA
Mol. F.C28H34N4O9
Mol. W.570.59 g/mol
Stock Status:Limited Stock

Erlotinib Chloroethene Impurity Hydrochloride

Erlotinib Chloroethene Impurity Hydrochloride

CAT. No.E240029
CAS. No.2204518-92-1(free base)
Mol. F.C22H25Cl2N3O4
Mol. W.466.36 g/mol
Stock Status:Limited Stock

ethyl2-amino-4-(2-hydroxyethoxy)-5-(2-methoxyethoxy)benzoate-

ethyl2-amino-4-(2-hydroxyethoxy)-5-(2-methoxyethoxy)benzoate-

CAT. No.E240033
CAS. No.NA
Mol. F.C14H21NO6
Mol. W.299.32 g/mol
Stock Status:Custom Synthesis

ethyl2-amino-5-(2-hydroxyethoxy)-4-(2-methoxyethoxy)benzoate

ethyl2-amino-5-(2-hydroxyethoxy)-4-(2-methoxyethoxy)benzoate

CAT. No.E240034
CAS. No.NA
Mol. F.C14H21NO6
Mol. W.299.32 g/mol
Stock Status:Custom Synthesis

2-Ethynylaniline

2-Ethynylaniline

CAT. No.E240035
CAS. No.52670-38-9
Mol. F.C8H7N
Mol. W.117.20 g/mol
Stock Status:Custom Synthesis

4-Ethynylaniline

4-Ethynylaniline

CAT. No.E240036
CAS. No.14235-81-5
Mol. F.C8H7N
Mol. W.117.15 g/mol
Stock Status:Custom Synthesis

2-((4-amino-7-(2-methoxyethoxy)quinazolin-6-yl)oxy)ethanol

2-((4-amino-7-(2-methoxyethoxy)quinazolin-6-yl)oxy)ethanol

CAT. No.E240037
CAS. No.1839513-98-2
Mol. F.C13H17N3O4
Mol. W.279.29 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 35

Erlotinib Impurity 35

CAT. No.E240038
CAS. No.1354727-63-1
Mol. F.C22H25N3O5
Mol. W.411.45 g/mol
Stock Status:Custom Synthesis

Erlotinib Chloroethene Impurity

Erlotinib Chloroethene Impurity

CAT. No.E240039
CAS. No.2204518-92-1
Mol. F.C22H24ClN3O4
Mol. W.429.90 g/mol
Stock Status:Custom Synthesis

Desmethyl Erlotinib

Desmethyl Erlotinib

CAT. No.E240040
CAS. No.183321-86-0
Mol. F.C21H21N3O4
Mol. W.379.41 g/mol
Stock Status:Custom Synthesis

7-(2`-Desmethyl) Erlotinib

7-(2`-Desmethyl) Erlotinib

CAT. No.E240041
CAS. No.183320-29-8
Mol. F.C21H21N3O4
Mol. W.379.41 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 4

Erlotinib Impurity 4

CAT. No.E240042
CAS. No.183321-83-7
Mol. F.C21H20ClN3O3
Mol. W.397.85 g/mol
Stock Status:Custom Synthesis

Erlotinib 7-O-Chloroethyl Analog

Erlotinib 7-O-Chloroethyl Analog

CAT. No.E240043
CAS. No.183321-85-9
Mol. F.C21H20ClN3O3
Mol. W.397.85 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 1

Erlotinib Impurity 1

CAT. No.E240046
CAS. No.1710372-46-5
Mol. F.C14H16Cl2N2O4
Mol. W.347.19 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 2

Erlotinib Impurity 2

CAT. No.E240047
CAS. No.183322-19-2
Mol. F.C13H14Cl2N2O3
Mol. W.317.17 g/mol
Stock Status:Custom Synthesis

Erlotinib-3-vinyl Hydrochloride

Erlotinib-3-vinyl Hydrochloride

CAT. No.E240048
CAS. No.1624294-38-7
Mol. F.C22H25N3O4.HCl
Mol. W.431.91 g/mol
Stock Status:Custom Synthesis

Desmethyl Erlotinib Acetate

Desmethyl Erlotinib Acetate

CAT. No.E240049
CAS. No.183320-15-2
Mol. F.C23H23N3O5
Mol. W.421.45 g/mol
Stock Status:Custom Synthesis

Erlotinib

Erlotinib

CAT. No.E240050
CAS. No.183321-74-6
Mol. F.C22H23N3O4
Mol. W.393.44 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 33

Erlotinib Impurity 33

CAT. No.E240051
CAS. No.1839513-98-2
Mol. F.C13H17N3O4
Mol. W.279.29 g/mol
Stock Status:Custom Synthesis

7-O-Desmethoxy-7-O-chloroethyl Erlotinib

7-O-Desmethoxy-7-O-chloroethyl Erlotinib

CAT. No.E240052
CAS. No.183321-85-9
Mol. F.C21H20ClN3O3
Mol. W.397.85 g/mol
Stock Status:Custom Synthesis

3-Ethynylaniline Hydrochloride

3-Ethynylaniline Hydrochloride

CAT. No.E240053
CAS. No.207226-02-6
Mol. F.C8H7N.HCl
Mol. W.153.61 g/mol
Stock Status:Custom Synthesis

Erlotinib Amine Impurity

Erlotinib Amine Impurity

CAT. No.E240054
CAS. No.NA
Mol. F.NA
Mol. W.NA
Stock Status:Custom Synthesis

4-methyl Erlotinib

4-methyl Erlotinib

CAT. No.E240055
CAS. No.1346601-52-2
Mol. F.C23H25N3O4
Mol. W.407.46 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 5

Erlotinib Impurity 5

CAT. No.E240060
CAS. No.2596073-36-6
Mol. F.C22H23N3O5
Mol. W.409.44 g/mol
Stock Status:Instock

4-(3-Aminophenyl)-2-methylbutan-2-ol

4-(3-Aminophenyl)-2-methylbutan-2-ol

CAT. No.E240061
CAS. No.69936-71-6
Mol. F.C11H17NO
Mol. W.179.26 g/mol
Stock Status:Custom Synthesis

N-(4-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine

N-(4-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine

CAT. No.E240062
CAS. No.1029721-32-1
Mol. F.C22H23N3O4
Mol. W.393.44 g/mol
Stock Status:Custom Synthesis

N-(2-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine

N-(2-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine

CAT. No.E240063
CAS. No.NA
Mol. F.C22H23N3O4
Mol. W.393.44 g/mol
Stock Status:Custom Synthesis

Tetrahydro Erlotinib

Tetrahydro Erlotinib

CAT. No.E240064
CAS. No.299912-61-1
Mol. F.C22H27N3O4
Mol. W.397.47 g/mol
Stock Status:Instock

4-(3-((6,7-bis(2-methoxyethoxy)quinazolin-4-yl)amino)phenyl)-2-methylbutan-2-ol

4-(3-((6,7-bis(2-methoxyethoxy)quinazolin-4-yl)amino)phenyl)-2-methylbutan-2-ol

CAT. No.E240065
CAS. No.NA
Mol. F.C25H33N3O5
Mol. W.455.55 g/mol
Stock Status:Custom Synthesis

4-(3-Aminophenyl)-2-methylbutan-2-ol

4-(3-Aminophenyl)-2-methylbutan-2-ol

CAT. No.E240066
CAS. No.69936-71-6
Mol. F.C11H17NO
Mol. W.179.26 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 10

Erlotinib Impurity 10

CAT. No.E240067
CAS. No.183322-17-0
Mol. F.C15H23NO6.HCl
Mol. W.349.81 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity C

Erlotinib Impurity C

CAT. No.E240068
CAS. No.1312937-41-9
Mol. F.C15H20N2O5
Mol. W.308.33 g/mol
Stock Status:Instock

Erlotinib Impurity F

Erlotinib Impurity F

CAT. No.E240070
CAS. No.1809951-10-7
Mol. F.C28H34N4O9
Mol. W.570.59 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 6

Erlotinib Impurity 6

CAT. No.E240071
CAS. No.183321-82-6
Mol. F.C20H17Cl2N3O2
Mol. W.402.27 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 13

Erlotinib Impurity 13

CAT. No.E240072
CAS. No.183322-20-5
Mol. F.C13H14Cl2N2O3
Mol. W.317.17 g/mol
Stock Status:Custom Synthesis

Erlotinib Hydrochloride Form-B

Erlotinib Hydrochloride Form-B

CAT. No.E240073
CAS. No.183319-69-9
Mol. F.C22H24ClN3O4
Mol. W.429.90 g/mol
Stock Status:Please Enquire

Erlotinib Nitroso Impurity

Erlotinib Nitroso Impurity

CAT. No.E240074
CAS. No.NA
Mol. F.C22H22N4O5
Mol. W.422.43 g/mol
Stock Status:Custom Synthesis

6,7-Bis(2-Methoxyethoxy)-N-(3-ethylphenyl)-N-(2-methoxyethyl)quinazolin-4-amine

6,7-Bis(2-Methoxyethoxy)-N-(3-ethylphenyl)-N-(2-methoxyethyl)quinazolin-4-amine

CAT. No.E240075
CAS. No.NA
Mol. F.C25H33N3O5
Mol. W.455.55 g/mol
Stock Status:Custom Synthesis

3-Vinyl Erlotinib

3-Vinyl Erlotinib

CAT. No.E240077
CAS. No.1058132-82-3
Mol. F.C22H25N3O4
Mol. W.395.45 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 31

Erlotinib Impurity 31

CAT. No.E240078
CAS. No.183320-24-3
Mol. F.C23H23N3O5
Mol. W.421.45 g/mol
Stock Status:Custom Synthesis

Erlotinib Acetate

Erlotinib Acetate

CAT. No.E240079
CAS. No.2055840-54-3
Mol. F.C24H25N3O5
Mol. W.435.47 g/mol
Stock Status:Instock

Erlotinib Impurity 52

Erlotinib Impurity 52

CAT. No.E240080
CAS. No.1683583-42-7
Mol. F.C18H26N2O5
Mol. W.350.41 g/mol
Stock Status:Custom Synthesis

Erlotinib Impurity 1 Hydrochloride Salt

Erlotinib Impurity 1 Hydrochloride Salt

CAT. No.E240081
CAS. No.NA
Mol. F.C13H14Cl2N2O3.HCl
Mol. W.353.63 g/mol
Stock Status:Custom Synthesis

Metabolites

Erlotinib O-Desmethyl Metabolite Isomer

Erlotinib O-Desmethyl Metabolite Isomer

CAT. No.E240005
CAS. No.183320-29-8
Mol. F.C21H21N3O4
Mol. W.379.42 g/mol
Stock Status:Please Enquire

Erlotinib Didesmethyl

Erlotinib Didesmethyl

CAT. No.E240022A
CAS. No.183321-84-8
Mol. F.C20H19N3O4
Mol. W.365.38 g/mol
Stock Status:Instock

Erlotinib Hydroxy Metabolite

Erlotinib Hydroxy Metabolite

CAT. No.E240058
CAS. No.882420-22-6
Mol. F.C22H23N3O5
Mol. W.409.44 g/mol
Stock Status:Please Enquire

Erlotinib Carboxylic Acid

Erlotinib Carboxylic Acid

CAT. No.E240076
CAS. No.882420-21-5
Mol. F.C22H25N3O6
Mol. W.427.45 g/mol
Stock Status:Please Enquire

Isotope Labelled Compounds

Erlotinib-D6 Hydrochloride

Erlotinib-D6 Hydrochloride

CAT. No.E240002
CAS. No.1189953-78-3
Mol. F.C22H18D6ClN3O4
Mol. W.435.93 g/mol
Stock Status:Instock

Erlotinib 13C6 Hydrochloride

Erlotinib 13C6 Hydrochloride

CAT. No.E240014
CAS. No.1210610-07-3
Mol. F.C1613C6H23N3O4HCl
Mol. W.435.82 g/mol
Stock Status:Please Enquire

3-Ethynylaniline-D4

3-Ethynylaniline-D4

CAT. No.E240069
CAS. No.1794883-73-0
Mol. F.C8H3D4N
Mol. W.121.17 g/mol
Stock Status:Please Enquire