Analytical Chemistry Intern: LC/MS & NMR Elucidation

Nj Bio; Princeton (NJ); On-site; USD 34,000 - 41,000; Part time

Job summary

NJ Bio, Inc. in Princeton, NJ is seeking a detail-oriented 6-month internship to support chemical inventory management and analytical characterization.

The role involves LC/MS purity checks, 1H/13C NMR peak assignments, and generating SMILES/SDF files for catalogue entries. The candidate will organize analytical files, verify CAS numbers, and compile pricing data while ensuring data integrity and regulatory SOP adherence.

Qualifications

• Working knowledge of organic chemistry, structural elucidation, and mass spectrometry-based parent mass identification.
• Ability to assign 1H and 13C NMR peaks and interpret analytical data.
• Familiarity with CAS numbers, chemical nomenclature, and SMILES/SDF generation.
• Proficient with Microsoft Office tools and data organization in SharePoint/ spreadsheets.

Responsibilities

• Acquire and analyse quality control data for each batch of each compound prepared for inclusion in the online marketplace.
• Acquire LC/MS data to assess compound purity, identify parent mass, and assign fragmentation patterns.
• Acquire and interpret 1H NMR spectra, including peak assignment, to support confirmation of compound structure.
• Acquire and interpret 13C NMR spectra, including peak assignment, to support structural elucidation and compound verification.
• Organize and upload analytical files to catalogue SharePoint folders to enable efficient retrieval and distribution upon request.
• Assist with completion, verification, and maintenance of library inventory records.
• Determine SMILES strings and generate SDF files to support accurate catalogue representation of compound structures.
• Search for, verify, and document CAS numbers for compounds when available.
• Assign chemical names and synonyms to improve catalogue accuracy, consistency, and searchability.
• Identify commercial suppliers offering comparable compounds and compile pricing information to support market price comparisons.
• Maintain accurate records, organized files, and supporting documentation to ensure data integrity across compound characterization and catalogue workflows.
• Perform other tasks and assignments as needed and specified by management.

Skills

LC/MS data analysis

NMR data interpretation

Analytical data management

Attention to detail

Education

Pursuing BS/MS in Chemistry or related field

Tools

Excel

SharePoint

Microsoft Office

Job description

NJ Bio, Inc. in Princeton, NJ is seeking a detail-oriented 6-month internship to support chemical inventory management and analytical characterization.

The role involves LC/MS purity checks, 1H/13C NMR peak assignments, and generating SMILES/SDF files for catalogue entries. The candidate will organize analytical files, verify CAS numbers, and compile pricing data while ensuring data integrity and regulatory SOP adherence.