(S)-(+)-Pantolactone
Names
[ CAS No. ]:
5405-40-3
[ Name ]:
(S)-(+)-Pantolactone
[Synonym ]:
MFCD00216625
L-Pantolactone
(3S)-3-Hydroxy-4,4-dimethyldihydro-2(3H)-furanone
L-(+)-Pantoyl lactone
(S)-Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone
(3S)-3-hydroxy-4,4-dimethyloxolan-2-one
(S)-3-Hydroxy-4,4-dimethyl-dihydro-furan-2-one
(S)-3-Hydroxy-4,4-dimethyldihydrofuran-2(3H)-one
2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, (3S)-
(S)-(+)-Pantolactone
T5OVTJ CQ D1 D1 &&S Form
S-Pantolactone
L-(+)-Pantolactone
(3S)-Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
224.6±0.0 °C at 760 mmHg
[ Melting Point ]:
90-94ºC
[ Molecular Formula ]:
C6H10O3
[ Molecular Weight ]:
130.142
[ Flash Point ]:
99.0±13.2 °C
[ Exact Mass ]:
130.062988
[ PSA ]:
46.53000
[ LogP ]:
-0.80
[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C
[ Index of Refraction ]:
1.469
[ Storage condition ]:
2-8°C
MSDS
Safety Information
[ Symbol ]:
GHS05
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H318
[ Precautionary Statements ]:
P280-P305 + P351 + P338
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
41
[ Safety Phrases ]:
26-39
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ HS Code ]:
2932209090
Customs
[ HS Code ]: 2932209090
[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
Articles
Orig. Life Evol. Biosph. 26(1) , 15-25, (1996)
In view of the importance of a prebiotic source of high energy phosphates, we have investigated a number of potentially prebiotic processes to produce condensed phosphates from orthophosphate and cycl...
A possible prebiotic synthesis of pantetheine, a precursor to coenzyme A.Nature 373(6516) , 683-5, (1995)
The involvement of coenzyme A in many enzyme reactions suggests that it acted in this capacity very early in the development of life on Earth. Particularly relevant in this regard is its role in the a...
Optical rotation of noncovalent aggregates.J. Am. Chem. Soc. 125(51) , 15696-7, (2003)
Dilute solutions of (R)-(-)-pantolactone in CCl4 were studied by polarimetry in conjunction with theoretical calculations of [alpha]D. Our data demonstrate that the self-association of a chiral solute...