• formic acid 1M / 20ºC
  • acetic acid 10% v:v / 25ºC
  • formic acid 0.1M / 20ºC
  • Direct
  • Reverse
  • All
  • CHNOPS
  • CHNOPS + Cl
  • Neutral Masses
  • m/z Masses
  • Positive Mode
  • Negative Mode
  • All
  • M+H
  • M+2H
  • M+Na
  • M+K
  • M+NH4
  • M+H-H2O
  • M+H+NH4
  • 2M+H
  • 2M+Na
  • M+H+HCOONa
  • 2M+H-H2O
  • M+3H
  • M+2H+Na
  • M+H+2K
  • M+H+2Na
  • M+3Na
  • M+H+Na
  • M+H+K
  • M+ACN+2H
  • M+2Na
  • M+2ACN+2H
  • M+3ACN+2H
  • M+CH3OH+H
  • M+ACN+H
  • M+2Na-H
  • M+IsoProp+H
  • M+ACN+Na
  • M+2K-H
  • M+DMSO+H
  • M+2ACN+H
  • M+IsoProp+Na+H
  • 2M+NH4
  • 2M+K
  • 2M+ACN+H
  • 2M+ACN+Na
  • 3M+H
  • 3M+Na
  • M+H-2H2O
  • M+NH4-H2O
  • M+Li
  • 2M+2H+3H2O
  • M+H+CH3COOH
  • M+H+CH3COONa
  • M+F+H
  • 2-Aminoheptanoic acid
  • 3-Aminooctanoic acid
  • 2-Aminobutyric acid
  • L-Norleucine
  • L-Isoleucine
  • 2-Aminooctanoic acid
  • 8-Aminooctanoic acid
  • 2-Aminoadipic acid
  • Hexanoyl-L-carnitine
  • Octanoyl-L-carnitine
  • Propionyl-L-carnitine
  • Decanoyl-L-carnitine
  • Dodecanoyl-L-carnitine
  • Isovaleryl-L-carnitine
  • Homocysteine 
  • N,N-Dimethylglycine
  • Deoxyguanosine
  • L-Tryptophan
  • L-Homoserine
  • 3-Aminobutyric acid
  • 3-Methylhistidine
  • L-Asparagine
  • Cytosine
  • L-Lysine
  • Citric acid
  • L-Leucine
  • L-Glycine
  • 4-Aminobenzoic acid
  • L-Cysteine
  • Iminodiacetic acid
  • β-Alanine
  • N-Methyl-L-glycine
  • Xanthosine
  • Urea
  • Guanosine
  • Ophthalmic acid
  • L-Histidine
  • L-Aspartic acid
  • trans-3-hydroxyproline
  • Ethanolamine
  • Glutathione disulfide
  • 1,3-Dimethyluric acid
  • L-Alanine
  • Paracetamol
  • L-Serine
  • Hypotaurine
  • Histamine
  • Uracil
  • L-Glutamic acid
  • L-Valine
  • 4-Imidazolone-5-propanoic acid
  • Trypanothione disulfide
  • N-Methylalanine
  • 5'-Methylthioadenosine
  • Inosine
  • D-Pantothenate
  • L-Argininosuccinic acid
  • 2-Deoxycytidine
  • 2-O-Methyladenosine
  • N6-acetyl-lysine
  • Dihydrothymine
  • L-Phenylalanine
  • 3-Nitrotyrosine
  • L-Cystathionine
  • Hippuric acid
  • L-Tyrosine
  • L-Pipecolic acid
  • Uridine
  • S-Adenosyl-L-homocysteine
  • L-Cystine
  • O-Phosphocholine
  • L-Pyroglutamic acid
  • N6-Methyladenine
  • Adenosine 5′-monophosphate
  • 4-Amino-DL-phenylalanine
  • Adenosine
  • Citrulline
  • Choline
  • cis-4-Hydroxy-D-proline
  • L-2,4-Diaminobutanoate
  • Cytidine
  • Glutathione
  • Dopamine
  • Guanidinoacetic acid
  • L-allo-threonine
  • L-Serine-O-phosphate
  • Norvaline
  • Allantoin
  • N-Acetyl-L-tyrosine
  • L-Proline
  • Creatine
  • L-Arginine
  • L-Threonine
  • N-Ethylglycine
  • L-Ornithine
  • Hypoxanthine
  • L-Methionine
  • L-Glutamine
  • Putrescine
  • trans-4-hydroxyproline
  • Guanidine
  • 1-Aminocyclohexanecarboxylic acid
  • 5-Hydroxylysine
  • L-Methionine sulfone
  • L-Valinol


CEU Mass Mediator version 3.0.
Citing CMM:
  1. CMM 2.0: Gil-de-la-Fuente A., Godzien J. et al. Knowledge-based metabolite annotation tool: CEU Mass Mediator. Journal of Pharmaceutical and Biomedical Analysis, 2018, 154, 138-149.
  2. CMM 3.0: Gil-de-la-Fuente A., Godzien J. et al. CEU Mass Mediator 3.0: A Metabolite Annotation Tool Journal of Proteome Research 2019, 18 (2), 797-802
  3. CE-MS Database: Mamani-Huanca, M., Gil-de-la-Fuente A. et al. Enhancing confidence of metabolite annotation in Capillary Electrophoresis-Mass Spectrometry untargeted metabolomics with relative migration time and in-source fragmentation Journal of Chromatography A 2020, 1635 (4), 461758
  4. RT Pred search: García, C.A., Gil-de-la-Fuente, A., Barbas, C. et al. Probabilistic metabolite annotation using retention time prediction and meta-learned projections Journal of Cheminformatics 2022, 14, 33

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Last updated: 01/06/2022