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VAQORACHEMICALS
Impurity reference standards

Esmolol impurities & reference standards

Characterised Esmolol impurities, degradation products and related compounds for analytical method development, validation, QC release and regulatory filings.

12reference materials
COAHPLC · NMR · MS on request
Reference Standard
Esmolol chemical structure
Esmolol
CAS
81147-92-4
Formula
C16H25NO4
MW
295.37 g/mol
VQ-044209
Reference Standard
Esmolol Acid chemical structure
Esmolol Acid
CAS
81148-15-4
Formula
C15H23NO4
MW
281.35 g/mol
VQ-022557
Reference Standard
Esmolol Acid HCl chemical structure
Esmolol Acid HCl
CAS
83356-60-9
Formula
C15H24ClNO4
MW
317.81 g/mol
VQ-044513
Reference Standard
Esmolol Dimer chemical structure
Esmolol Dimer
CAS
98903-89-0
Formula
C31H46N2O7
MW
558.7 g/mol
VQ-022558
Reference Standard
N-Ethyl Esmolol chemical structure
N-Ethyl Esmolol
CAS
2469273-97-8
Formula
C15H23NO4
MW
281.35 g/mol
VQ-025611
Reference Standard
p-Coumaric acid chemical structure
p-Coumaric acid
CAS
7400-08-0
Formula
C9H8O3
MW
164.16 g/mol
VQ-045220

FAQs — Esmolol impurities

Which Esmolol impurities do you supply?

We list 12 Esmolol-related reference materials, including process impurities, degradation products and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.

What are Esmolol 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 Esmolol 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 Esmolol impurity standards

We reply within one business day with price, pack options, lead time and documentation.

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