(E)-4-Bromobut-2-enoic acid

Catalog No.: BK5L94

CAS.RN：13991-36-1

Molecular Formula: C4H5BrO2

Molecular Weight: 164.99 g/mol

Purity: NLT 98%

Intermediates of Afatinib

Catalog No.	Product Name	CAS
BA70B4	Afatinib API	850140-72-6
BK45Q2	(E)-4-(dimethylamino)but-2-enoic acid Hydrochloride	1130155-48-4
BK0P7B	2-(Dimethylamino)acetaldehyde	52334-92-6
BK26A4	(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl)-4-(dimethylamino)but-2-enamide	2170273-17-1
BK57LQ	3-Chloro-4-fluoroaniline	367-21-5
BK9PS5	(S)-N4-(3-Chloro-4-fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine	314771-76-1
BK6VV7	Methyl 3-amino-4-hydroxybenzoate	536-25-4
BK342Z	(E)-4-(Dimethylamino)but-2-enoyl chloride	1056149-69-9
BK5Z6K	4-Hydroxybenzonitrile	767-00-0
BK9K90	4-Hydroxy-3-nitrobenzonitrile	3272-08-0
BK2Q99	6-Nitro-7-fluoro-4-hydroxyquinazoline	162012-43-3
BK853Z	(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl)-4-(dimethylamino)but-2-enamide	2170273-18-2
BK1A2M	2-Amino-4-fluoro-5-nitrobenzoic acid	1194097-41-0
BK04ZE	N-(3-Chloro-4-fluorophenyl)-6-nitro-7-(((S)-tetrahydrofuran-3-yl)oxy)quinazolin-4-amine	314771-88-5
BK5L94	(E)-4-Bromobut-2-enoic acid	13991-36-1
BK3G98	(E)-4-Bromo-N-(4-((3-chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl)but-2-enamide	1454655-89-0
BK82EZ	(E)-4-((3-Chloro-4-fluorophenyl)amino)-7-fluoro-6-((4-(dimethylamino)but-2-enamido)quinazoline 1-oxide	1454656-00-8
BK2D23	(S)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide	1156986-96-7
BK75AW	(S)-4-(Dimethylamino)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)but-2-enamide	1451008-28-8
BK8C2X	(S)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide hydrochloride	1451008-29-9
BK190V	(S,E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide mesylate	1451008-30-2
BK0T7T	4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl carbamate	1451012-56-8
BK27ZJ	(E)-4-(Dimethylamino)but-2-en-1-yl 4-((3-chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl carbonate	1451012-57-9
BK6T31	7-Fluoro-4-((3-chloro-4-fluorophenyl)amino)-6-nitroquinazolin-3-ium chloride	1637330-92-7
BK0W74	4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl 4-(dimethylamino)but-2-enoate	1637330-93-8
BK8Z98	(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl)-4-(dimethylamino)but-2-enamide 1-oxide	1451369-97-3
BK1K4D	(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-fluoroquinazolin-6-yl)-4-(dimethylamino)but-2-enamide hydrochloride	1451369-98-4

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13991-36-1

(E)-4-Bromobut-2-enoic acid

Intermediates of Afatinib

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