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ChemicalBook--->CAS DataBase List--->948-60-7

948-60-7

948-60-7 Structure

948-60-7 Structure
IdentificationBack Directory
[Name]

Pterin-6-carboxylic acid
[CAS]

948-60-7
[Synonyms]

Folic Acid Impurity 45
PTERIN-6-CARBOXYLIC ACID
PTERINE-6-CARBOXYLIC ACID
2-amino-4-oxo-1H-pteridine-6-carboxylicaci
2-AMINO-4-HYDROXYPTERIDINE-6-CARBOXYLIC ACID
2-amino-4-oxo-1H-pteridine-6-carboxylic acid
2-azanyl-4-oxo-1H-pteridine-6-carboxylic acid
2-amino-4-keto-1H-pteridine-6-carboxylic acid
2-amino-1,4-dihydro-4-oxopteridine-6-carboxylic acid
2-Amino-3,4-dihydro-4-oxo-6-pteridinecarboxylic acid
2-amino-4-oxo-3,4-dihydropteridine-6-carboxylic acid
6-Pteridinecarboxylic acid, 2-amino-3,4-dihydro-4-oxo-
Pterine-6-carboxylic acid,2-Amino-4-hydroxypteridine-6-carboxylicacid
[EINECS(EC#)]

213-435-8
[Molecular Formula]

C7H5N5O3
[MDL Number]

MFCD00010594
[MOL File]

948-60-7.mol
[Molecular Weight]

207.15
Chemical PropertiesBack Directory
[Melting point ]

300 °C (approx, decomp)
[Boiling point ]

433.6±55.0 °C(Predicted)
[density ]

2.16±0.1 g/cm3(Predicted)
[storage temp. ]

2-8°C
[solubility ]

Aqueous Acid (Very Slightly), Aqueous Base (Very Slightly, Heated)
[form ]

Solid
[pka]

5.40±0.20(Predicted)
[color ]

Yellow to Dark Yellow
[biological source]

synthetic
[BRN ]

227689
[Stability:]

Hygroscopic
[NIST Chemistry Reference]

Pterin-6-carboxylic acid(948-60-7)
Safety DataBack Directory
[Safety Statements ]

22-24/25
[WGK Germany ]

3
[F ]

10
Hazard InformationBack Directory
[Uses]

Pterine-6-carboxylic Acid is a degradation product of Folic acid (F680300).
[Definition]

ChEBI: 2-Amino-4-hydroxy-6-pteridinecarboxylic acid is an organooxygen compound and an organonitrogen compound. It is functionally related to an alpha-amino acid.
[Purification Methods]

The acid gives yellow crystals by repeated dissolution in aqueous NaOH and adding aqueous HCl. It has UV with max at 235, 260 and 265nm ( 11,000, 10,500 and 9,000) in 0.1N HCl and 263 and 365nm ( 20,500 and 9,000) in 0.1N NaOH. [UV: Pfleiderer et al. Justus Liebigs Ann Chem 741 64 1970, Stockstad et al. J Am Chem Soc 70 5 1948, Fluorescence: Kavanagh & Goodwin Arch Biochem 20 315 1949, Beilstein 26 III/IV 4053.]
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