Table 1: Physicochemical properties of ascorbic acid derivatives.

Ref

ASC-G
 Solubility714 g/L at 19 ± 1°C *
 Surface tension71 mN/m (0.99 mg/mL) *
 StabilityHalf-life at 50°C: >1 year at pH 4, 7, and 9 *
 ToxicityAcute oral toxicity (LD50): 2500 mg/kg (Rat) *
Acute dermal toxicity (LD50): >2000 mg/kg (Rat)

ASC-8
 Critical micelle concentration6 × 10-3 mol/L (pH2)[1]
 Hydrodynamic radius25.4 Å[1]
 Head group area57.6 Å2[1]
 Aggregation number84[1]

ASC-P
 Solubility5.6 mg/mL at 25 ± 0.1°C **
 ToxicityAcute oral toxicity (LD50): 25000 mg/kg (Mouse) **
Acute dermal toxicity (LD50): >3000 mg/kg (Guinea pig)

ASC-S
 SolubilityInsoluble in water, soluble in ethanol ***

ASC-DP
 SolubilityInsoluble in water ****
 StabilityStable in aqueous media at pH 4, 7, and 10 ****
Stable in methanol ****
 SafetyOral administration: up to 1.25 mg/kg body weight daily *****

*2-O-α-D-glucopyranosyl-L-ascorbic acid, Full Public Report National Industrial Chemicals Notification and Assessment Scheme, file no. STD/1056, 2003.
** http://www.sciencelab.com/xMSDS-Ascorbyl_palmitate-9922973.
*** http://www.fao.org/ag/agn/jecfa-additives/details.html?id=43.
****Unpublished data.
***** http://www.hc-sc.gc.ca/.