1-(2-((5-Bromoquinoxalin-6-yl)amino)-4,5-dihydro-1H-imidazol-1-yl)ethan-1-one
- CAS
- 1158184-23-6
- Formula
- C13H12BrN5O
- MW
- 334.17 g/mol
VQ-029505
Impurity reference standards
Brimonidine impurities & reference standards
Characterised Brimonidine impurities, degradation products and related compounds for analytical method development, validation, QC release and regulatory filings.
34reference materials
1isotope-labelled
COAHPLC · NMR · MS on request
Parent API: Brimonidine
70359-46-5 · C15H16BrN5O6
5-Chloro-N-(4,5 dihydro-1H imidazol-2-yl)quinoxalin-6-amine
- CAS
- 91147-46-5
- Formula
- C11H10ClN5
- MW
- 247.68 g/mol
VQ-020988
![8-(5-Bromo-6-quinoxalinyl)-2,3,5,6,7,8-hexahydro-5-oxoimidazo[1,2-a]pyrimidine-7-carboxylic Acid chemical structure](/media/structures/IIKJDTAKJJTHGQ-UHFFFAOYSA-N.svg)
8-(5-Bromo-6-quinoxalinyl)-2,3,5,6,7,8-hexahydro-5-oxoimidazo[1,2-a]pyrimidine-7-carboxylic Acid
- CAS
- 934548-66-0
- Formula
- C15H12BrN5O3
- MW
- 390.19 g/mol
VQ-021881
Hydroxy Brimonidine Trifluoroacetic Acid Salt
- CAS
- 1391054-10-6
- Formula
- C13H13BrF3N5O3
- MW
- 424.17 g/mol
VQ-021878
N-(2-Aminoethyl)-N'-(5-bromo-6-quinoxalinyl)thiourea
- CAS
- 134892-47-0
- Formula
- C11H12BrN5S
- MW
- 326.22 g/mol
VQ-021880
N-(4,5-Dihydro-1H-imidazol-2-yl)-5-methyl-6-quinolinamine
- CAS
- 1217439-06-9
- Formula
- C13H14N4
- MW
- 226.28 g/mol
VQ-021882
N-tert-Butyloxycarbonyl Hydroxy Brimonidine
- CAS
- 1391053-57-8
- Formula
- C16H20BrN5O3
- MW
- 410.27 g/mol
VQ-043076
O-Isopropyl (5-bromoquinoxalin-6-yl)carbamothioate
- CAS
- 2742962-04-3
- Formula
- C12H12BrN3OS
- MW
- 326.21 g/mol
VQ-029506
FAQs — Brimonidine impurities
Which Brimonidine impurities do you supply?
We list 34 Brimonidine-related reference materials, including process impurities, degradation products, stable-isotope-labelled standards and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.
What are Brimonidine impurity standards used for?
They are used for analytical method development and validation, impurity identification and quantification, forced-degradation and stability studies, and to support ANDA, DMF and other regulatory submissions under ICH Q3A/Q3B (and ICH M7 for mutagenic impurities).
Can you synthesise a Brimonidine impurity that is not listed?
Yes. Our custom synthesis service can prepare and characterise unlisted impurities, metabolites and labelled analogues from milligram to gram scale. Share the structure or name and required quantity for a quotation.
Request Brimonidine impurity standards
We reply within one business day with price, pack options, lead time and documentation.