Exact Mass: 248.1273

Exact Mass Matches: 248.1273

Found 13 metabolites which its exact mass value is equals to given mass value 248.1273, within given mass tolerance error 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error 4.0E-5 dalton.

Histidylproline diketopiperazine

(3S,9aS)-3-(1H-imidazol-5-ylmethyl)-octahydro-1H-pyrido[1,2-a]piperazine-1,4-dione

C12H16N4O2 (248.1273)


Histidylproline diketopiperazine is a cyclic dipeptide initially described in both the hypothalamus and cerebral tissues, has been detected in various sites outside the central nervous system, including the gastrointestinal tract and, more specifically, the endocrine pancreas. Histidylproline diketopiperazine belongs to the family of Dioxopiperazines. These are compounds containing a piperazine ring bearing two ketone groups. A cyclic dipeptide initially described in both the hypothalamus and cerebral tissues, has been detected in various sites outside the central nervous system, including the gastrointestinal tract and, D018377 - Neurotransmitter Agents > D014179 - Neurotransmitter Uptake Inhibitors D020011 - Protective Agents > D000975 - Antioxidants D049990 - Membrane Transport Modulators

   

8-Cyclopentyl-1,3-dimethylxanthine

8-cyclopentyl-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione

C12H16N4O2 (248.1273)


D018377 - Neurotransmitter Agents > D058905 - Purinergic Agents > D058914 - Purinergic Antagonists 8-Cyclopentyl-1,3-dimethylxanthine (Compound 2a) is a selective adenosine A1 receptor antagonist with Kis of 10.9 nM and 1440 nM for A1 receptor and A2 receptor, respectively[1].

   

8-Cyclopentyl-1,3-dimethylxanthine

8-Cyclopentyl-1,3-dimethylxanthine

C12H16N4O2 (248.1273)


D018377 - Neurotransmitter Agents > D058905 - Purinergic Agents > D058914 - Purinergic Antagonists 8-Cyclopentyl-1,3-dimethylxanthine (Compound 2a) is a selective adenosine A1 receptor antagonist with Kis of 10.9 nM and 1440 nM for A1 receptor and A2 receptor, respectively[1].

   

7-Prenyl-theophylline

NCGC00160286-01!7-Prenyl-theophylline

C12H16N4O2 (248.1273)


   

8-Cyclopentyltheophylline

8-Cyclopentyl-1,3-dimethylxanthine

C12H16N4O2 (248.1273)


8-Cyclopentyl-1,3-dimethylxanthine (Compound 2a) is a selective adenosine A1 receptor antagonist with Kis of 10.9 nM and 1440 nM for A1 receptor and A2 receptor, respectively[1].

   

His-pro-DKP

Histidyl-proline-diketopiperazine

C12H16N4O2 (248.1273)


   
   

6,7-dimethoxy-N~2~,N~2~-dimethylquinazoline-2,4-diamine

6,7-dimethoxy-N~2~,N~2~-dimethylquinazoline-2,4-diamine

C12H16N4O2 (248.1273)


   

N-methoxy-N-methyl-3-propan-2-ylbenzotriazole-5-carboxamide

N-methoxy-N-methyl-3-propan-2-ylbenzotriazole-5-carboxamide

C12H16N4O2 (248.1273)


   

N-[4-(4-morpholinylazo)phenyl]acetamide

N-[4-(4-morpholinylazo)phenyl]acetamide

C12H16N4O2 (248.1273)


   

1,3-dimethyl-7-(3-methylbut-2-en-1-yl)-3,7-dihydro-1H-purine-2,6-dione

1,3-dimethyl-7-(3-methylbut-2-en-1-yl)-3,7-dihydro-1H-purine-2,6-dione

C12H16N4O2 (248.1273)


   

(3r,6z)-3-[(2s)-butan-2-yl]-6-(3h-imidazol-4-ylmethylidene)-3h-pyrazine-2,5-diol

(3r,6z)-3-[(2s)-butan-2-yl]-6-(3h-imidazol-4-ylmethylidene)-3h-pyrazine-2,5-diol

C12H16N4O2 (248.1273)