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LC506 L(+)Ascorbyl palmitate

(6-palmitoyl-L-ascorbic acid) suitable for use as excipient EMPROVE exp Ph Eur,BP,NF,FCC,E 304

 

Order number Packaging Quantity Price €
AC27506 Metal can 2.5 kg inquire
AC27506 Fibre carton 10 kg inquire

 

Product information
Grade Ph Eur,BP,NF,FCC,E 304
Synonyms Palmitoyl-L-ascorbic acid
Hill Formula C22H38O7
HS Code 2936 27 00
EC number 205-305-4
Molar mass 414.54 g/mol
CAS number 137-66-6

 

Chemical and physical data

Solubility (20 °C) insoluble
Melting point 107 – 117 °C
Molar mass 414.54 g/mol
Bulk density 180 kg/m3
Boiling point >250 °C

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Toxicological data
LD 50 oral LD50 rat > 5000 mg/kg

 

Specifications
Assay (iodometric, calc. on dried substance) 98.0 – 100.5 %
Identity
– IR-spectrum
conforms
– Tillmans-Reaction conforms
Appearance white or yellowish-white powder
Appearance of solution (100 g/l, methanol) clear and not more intense in colour than colour reference solution BG4 (Ph. Eur.)
Melting range
– lower value
≥ 107 °C
– upper value ≤ 117 °C
Spec. rotation [α]20/D (100 g/l, Metanol, calc on dried basis) +21 – +24 °
Spec. rotation [α]25/D (100 g/l, Metanol, calc on dried basis) +21 – +24 °
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0003 %
Cu (Copper) ≤ 0.0025 %
Hg (Mercury) ≤ 0.0001 %
Pb (Lead) ≤ 0.0002 %
Zn (Zinc) ≤ 0.0025 %
Methylisobutylketone ≤ 0.5 %
Ethyl acetate ≤ 0.5 %
Other residual solvents (Ph.Eur./USP/ICH) excluded by production process
Sulfated ash (600 °C) ≤ 0.1 %
Loss on drying (5 h, 60 °C, Vacuum) ≤ 1.0 %
Residues of metal catalysts or metal reagents acc.to EMEA/CHMP/SWP/4446/2000
are not likely to be present.
Correspond to Ph Eur, BP, NF, FCC, E 304

Conforms to the purity criteria on food additives according to the European Commission directive 96/77/EC

 

L(+)Ascorbyl palmitate, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart