| Identification | Back Directory | [Name]
1-METHYLURIC ACID | [CAS]
708-79-2 | [Synonyms]
1-U
1MUA
1-METHYLURIC ACID
1-Methyluric acid ,98%
Theophylline Impurity 17
1-METHYLURIC ACID USP/EP/BP
1-METHYL-2,6,8-TRIHYDROXYPURINE
1-Methyl-1H-purine-2,6,8(3H,7H,9H)-trione
1-methyl-7,9-dihydro-3H-purine-2,6,8-trione
7,9-dihydro-1-methyl-1H-purine-2,6,8(3H)-trione
1-Methyluric acid,1-Methyl-2,6,8-trihydroxypurine
1H-Purine-2,6,8(3H)-trione, 7,9-dihydro-1-methyl- | [EINECS(EC#)]
211-905-7 | [Molecular Formula]
C6H6N4O3 | [MDL Number]
MFCD00042987 | [MOL File]
708-79-2.mol | [Molecular Weight]
182.14 |
| Chemical Properties | Back Directory | [Melting point ]
>325°C | [Boiling point ]
315.51°C (rough estimate) | [density ]
1.5283 (rough estimate) | [refractive index ]
1.6500 (estimate) | [storage temp. ]
Refrigerator | [pka]
5.60±0.50(Predicted) | [Water Solubility ]
1.585g/L(temperature not stated) | [BRN ]
195190 |
| Hazard Information | Back Directory | [Chemical Properties]
White to Off-White Solid | [Uses]
A metabolite of Theophylline. | [Definition]
ChEBI: An oxopurine that is 7,9-dihydro-1H-purine-2,6,8(3H)-trione substituted by a methyl group at N-1. It is one of the metabolites of caffeine found in human urine. | [Purification Methods]
Recrystallise it from H2O. Its solubility at 17.5o is 1g in 353mL of H2O. [Bergmann & Dikstein J Am Chem Soc 77 691 1955.] It has UV: max at 231 and 283nm (pH 3), and 217.5 and 292.5nm (pH >12) [Johnson Biochem J 5 133 1952]. [Beilstein 26 II 299, 26 III/IV 2621.] |
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