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Propylparaben Propyl 4-hydroxybenzoate 94-13-3
Chemical Name: Propylparaben
CAS No.:94-13-3
Chemical structure:
Molecular formula:C10H12O3
EINECS No.: 202-307-7
Synonyms:Propyl 4-hydroxybenzo;Proply p-Hydroxybenzoate;Propyl 4-Hydroxybenzoate, 99.0%(T);
Appearance: White crystal powder
ITEM |
STANDARD |
Appearance |
White crystal powder |
Assesment |
HPLC |
Assay |
98%-102% |
Organic impurities |
p-Hydroxybenzoic acid NMT 0.5% |
Unspecified impurities NMT 0.5% |
|
Total impurities NMT 1.0% |
|
Residue, % |
≤0.1 |
Melting Point, ℃ |
96-99 |
Acid |
Passed |
Appearance of solution |
Passed |
Residual Solvents |
3000 ppm Methanol maximum |
Heavy Metal (Pb) |
≤10ppm |
Loss on drying, % |
≤0.50 |
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