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79-50-5

79-50-5 structure
79-50-5 structure
  • Name: DL-Pantolactone
  • Chemical Name: DL-Pantolactone
  • CAS Number: 79-50-5
  • Molecular Formula: C6H10O3
  • Molecular Weight: 130.142
  • Catalog: Chemical reagent Organic reagent Ester Lactone compound
  • Create Date: 2018-09-26 16:37:57
  • Modify Date: 2024-01-02 16:41:29
  • DL-Pantolactone can be hydrolyzed to Pantoic acid by the lactonohydrolase of Fusarium oxysporum. DL-Pantolactone also can be used in the preparation of 3,5-dinitrobenzoyl-DL-pantolactone[1][2].

Name DL-Pantolactone
Synonyms (R)-(−)-Pantolactone
pantoyl lactone
2-oxo-4,4-dimethyl-3-hydroxy-tetrahydrofuran
MFCD00064333
(3R)-3-Hydroxy-4,4-dimethyldihydro-2(3H)-furanone
(D)-Pantolactone
rac-pantolactone
dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone
PANTOLACTONE
DL-PANTOYL LACTONE
DL-PantolaCLone
2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, (3R)-
Einecs 201-210-7
(R)-Pantolactone
de-Pantolactone
PANTOLACTONE(DL-)
DL-LACTONE
Description DL-Pantolactone can be hydrolyzed to Pantoic acid by the lactonohydrolase of Fusarium oxysporum. DL-Pantolactone also can be used in the preparation of 3,5-dinitrobenzoyl-DL-pantolactone[1][2].
Related Catalog
References

[1]. Goodhue CT, et, al. The bacterial degradation of pantothenic acid. 3. Enzymatic formation of aldopantoic acid. Biochemistry. 1966 Feb;5(2):403-8.

[2]. Shimizu S, et, al. Optical resolution of pantolactone by a novel fungal enzyme, lactonohydrolase. Ann N Y Acad Sci. 1996 Oct 12;799:650-8.

Density 1.2±0.1 g/cm3
Boiling Point 224.6±0.0 °C at 760 mmHg
Melting Point 74-78 °C(lit.)
Molecular Formula C6H10O3
Molecular Weight 130.142
Flash Point 99.0±13.2 °C
Exact Mass 130.062988
PSA 49.83000
LogP -0.80
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.469
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Risk Phrases R22;R24/25
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3