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LC5040 Propyl 4-hydroxybenzoate suitable for use as excipient |
Order number | Packaging | Quantity | Price € |
AC32040 | Plastic drum | 5 kg | Inquire |
AC32040 | Double PE Sack | 25 kg | Inquire |
Product information | |
Synonyms | Propylparaben |
Hill Formula | C10H12O3 |
HS Code | 2918 29 00 |
EC number | 202-307-7 |
Molar mass | 180.21 g/mol |
CAS number | 94-13-3 |
Chemical and physical data | |
Ignition temperature | >600 °C |
Solubility | 0.4 g/l (25 °C) |
Melting point | 96 – 98 °C |
Molar mass | 180.21 g/mol |
Density | 1.063 g/cm3 (102 °C) |
Bulk density | 350 kg/m3 |
pH value | ca.6 – 7 (H2O, 20 °C) (saturated solution) |
Boiling point | 133 °C |
Vapor pressure | 0.67 hPa (122 °C) |
Flash point | 180 °C |
Safety information | |
RTECS | DH2800000 |
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 – acidimetric; calculated on dried substance |
99.5 – 100.5 % |
– HPLC | conforms |
Identity | passes test |
Appearance of solution | conforms |
Acidic substances | conforms |
Melting range – lower value |
≥ 96 °C |
– upper value | ≤ 98 °C |
Heavy metals (as Pb) | ≤ 0.001 % |
As (Arsenic) | ≤ 0.0003 % |
Cd (Cadmium) | ≤ 0.001 % |
Cu (Copper) | ≤ 0.001 % |
Hg (Mercury) | ≤ 0.0001 % |
Pb (Lead) | ≤ 0.0005 % |
Zn (Zinc) | ≤ 0.001 % |
Related substances (HPLC) | conforms |
p-Hydroxy benzoic acid | ≤ 0.5 % |
Sum of all impurities | ≤ 1.0 % |
largest unspecified impurity | ≤ 0.5 % |
Methanol | ≤ 3000 ppm |
Residual solvents (Ph.Eur./USP/ICH) class 3 | ≤ 0.5 % |
Other residual solvents (Ph.Eur./USP/ICH) | excluded by manufactoring process |
Sulfated ash | ≤ 0.05 % |
Loss on drying (80 °C) | ≤ 0.5 % |
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