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LC5119 L-Proline

suitable for use as excipient EMPROVE

 

Order number Packaging Quantity Price €
AC32119 Plastic bottle 1 kg inquire

 

Product information
Hill Formula C5H9NO2
HS Code 2933 99 80
EC number 205-702-2
Molar mass 115.13 g/mol
CAS number 147-85-3

 

Chemical and physical data
Solubility 1500 g/l (20 °C)
Melting point 220 – 222 °C (decomposition)
Molar mass 115.13 g/mol
Density 1.35 – 1.38 g/cm3 (25 °C)
Bulk density 500 kg/m3
pH value 5 – 7 (100 g/l, H2O, 20 °C)

 

Safety information
Hazard Symbol Harmful
RTECS TW3584000
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.

 

Toxicological data
LD 50 oral LD50 rat > 5110 mg/kg

 

Specifications
Assay (perchloric acid titration, calculated on dried substance) 99.0 – 101.0 %
Identity (IR-spectrum) passes test
Appearance white or almost white, crystalline powder or colorless crystals
Appearance of solution (50 g/l; water) clear and colorless
Spec. rotation
– α 20/D, 40 g/l, water, calc. on dried substance
-84.0 to -86.0°
– α 25/D, 40 g/l, water, calc. on dried substance -84.3° to -86.3°
Chloride (Cl) ≤ 0.02 %
Sulfate (SO4) ≤ 0.03 %
Heavy metals (as Pb) ≤ 0.001 %
NH4 (Ammonium) ≤ 0.02 %
Fe (Iron) ≤ 0.001 %
Ninhydrin – positive substances (total (TLC)) ≤ 0.5 %
Residual solvents (Ph. Eur./USP/ICH) excluded by manufacturing process
Sulfated ash (600 °C) ≤ 0.1 %
Loss on drying (105 °C) ≤ 0.4 %

 

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