Efavirenz Related Compounds & Impurities

Efavirenz is a non-nucleoside reverse transcriptase inhibitor (NNRTI) used as a component of first-line antiretroviral combination therapy for HIV-1 infection.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Efavirenz reference standards, pharmacopeial and non-pharmacopeial Efavirenz impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Efavirenz-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Pharmaceutical Reference Standards / Impurity Standards

Efavirenz
Efavirenz Amino Alcohol
Efavirenz USP Related Compound B
Efavirenz Racemic mixture
Efavirenz USP Related Compound C
4-Chloro-2-(trifluoroacetyl)aniline Hydrochloride Hydrate
Efavirenz Enantiomer
Racemic Methyl Efavirenz
Efavirenz Pent-3-ene-1-yne (cis/trans Mixture)
Efavirenz Benzoylaminoalcohol Impurity
Effavirenz Amino Alcohol Methyl Carbamate
N-benzyl Efavirenz
Efavirenz Pentyne Analog
Efavirenz Penteneyne
Efavirenz Amino Alcohol Ethyl Carbamate
Efavirenz pent-3-ene-1-yne (trans)
Efavirenz Pent-3-ene-1-yne (cis)
rac 8-Hydroxy Efavirenz
(R)-5-Chloro-a-(cyclopropylethynyl)-2-amino-a-(trifluoromethyl) benzenemethanol
Efavirenz Cyclobutenylindole Impurity
Efavirenz Quinoline Analog
Efavirenz IP Impurity H
N-4-methoxypheny open ring Efavirenz
Efavirenz IP Impurity J
Efavirenz-impurity K
Efavirenz impurity L
Efavirenz IP Impurity M
Efavirenz IP Impurity D
Efavirenz Related Compound A
Efavirenz Dimer
Efavirenz Pentyne Analog
Bis(ethoxycarbonyl) Efavirenz Amino Alcohol
(S)-Methyl-4-chloro-2-(4-cyclopropyl-1,1,1-Trifluoro-2-hydroxybut-3-yn-2-yl)phenylcarbamate
Effavirenz Impurity 6
Efavirenz Beta Form
Efavirenz Impurity 1
Efavirenz Impurity 2

Metabolites

8-Hydroxy Efavirenz

Isotope Labelled Compounds

Efavirenz 13C6
Racemic Efavirenz-D4
Efavirenz D5