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R-11040

Carbamazepine (d10)

Stable isotope standard for analytical research and method development.

Module Type
Stable Isotope Standards
Category
Drugs & TDM
CAS
132183-78-9
Unlabeled CAS
298-46-4
PubChem CID
12412209
Molecular Formula
C15H2D10N2O
Molecular Weight
246.33
AI Isotope Property & Application AnalysisShow

Isotope Summary

Labels
D10
Labeled atoms
10
Isotope positions
Confirmed in structure
Calculation reliability
High, based on explicit isotope structure

Mass & MS Parameters

Unlabeled exact mass
236.094963 Da
Labeled exact mass
246.15773 Da
Exact mass shift
10.062767 Da
Nominal mass shift
10
Ionm/zStatus
[M+H]+247.165007Theoretical
[M+Na]+269.146948Theoretical
[M+NH4]+264.191553Theoretical
[M-H]-245.150454Theoretical

Label Stability

Overall
Moderate risk
Calculation reliability
Medium, some information should be confirmed
  • Carbon-bound deuterium is evaluated by local chemical environment; isotope effects should still be checked experimentally.

Internal Standard Suitability

Rating
Medium
Chromatographic similarity
Possible isotope effect
Natural isotope overlap
Low
  • Exact mass separation is 10.062767 Da; MS channel separation should be verified in the final method.
  • The unlabeled parent mass was derived from the isotope structure because a curated parent structure was not matched.
  • Overall suitability: Medium.

Recommended Applications

LC-MS/MS Quantitative Internal Standard
Recommended

LC-MS/MS Quantitative Internal Standard is classified as Recommended based on isotope mapping, mass separation, and label-stability rules.

Isotope Dilution Mass Spectrometry
Recommended

Isotope Dilution Mass Spectrometry is classified as Recommended based on isotope mapping, mass separation, and label-stability rules.

GC-MS Internal Standard
Possible

GC-MS Internal Standard is classified as Possible based on isotope mapping, mass separation, and label-stability rules.

Clinical Mass Spectrometry
Possible

Clinical Mass Spectrometry is classified as Possible based on isotope mapping, mass separation, and label-stability rules.

Bioanalytical Method Development
Recommended

Bioanalytical Method Development is classified as Recommended based on isotope mapping, mass separation, and label-stability rules.

AI Interpretation

This analysis is based on isotope-aware structure data. The compound contains D10, with an exact mass shift of 10.062767 Da. Label stability is assessed as Moderate risk, and internal-standard suitability is Medium. These results support analytical method development and require experimental validation.

AI-assisted analytical guidance is intended for method-development support. Actual isotope stability, chromatographic behavior, fragmentation and MRM transitions should be experimentally validated.