USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
propylparaben basic information |
product name: | propylparaben |
synonyms: | propyl butex;propyl chemosept;propyl 4-hydroxybenzoate;propylis parahydroxybenzoas;propylparaben;propyl p-hydroxybenzoate;propyl p-jnydroxybenzoate;p-hydroxybenzoic acid propyl ester |
cas: | 94-13-3 |
mf: | c10h12o3 |
mw: | 180.2 |
einecs: | 202-307-7 |
product categories: | pharmaceutical raw materials;aromatic esters;aromatics;api;other apis;cosmetics |
mol file: | 94-13-3.mol |
propylparaben chemical properties |
mp | 95-98 °c(lit.) |
bp | 133°c |
density | 1.0630 |
refractive index | 1.5050 |
fema | 2951 |
storage temp. | 0-6°c |
water solubility | <0.1 g/100 ml at 12 ºc |
merck | 14,7866 |
brn | 1103245 |
stability: | stable. incompatible with strong oxidizing agents, strong bases. |
cas database reference | 94-13-3(cas database reference) |
nist chemistry reference | n-propyl-p-hydroxy-benzoate(94-13-3) |
epa substance registry system | benzoic acid, 4-hydroxy-, propyl ester(94-13-3) |
safety information |
hazard codes | xi |
risk statements | 36/37/38 |
safety statements | 26-24/25-36 |
wgk germany | 1 |
rtecs | dh2800000 |
hs code | 29182930 |
hazardous substances data | 94-13-3(hazardous substances data) |
propylparaben usage and synthesis |
chemical properties | white crystalline powder |
usage | an antimicrobial |
general description | colorless crystals or white powder or chunky white solid. melting point 95-98°c. odorless or faint aromatic odor. low toxicity, tasteless (numbs the tongue). ph: 6.5-7.0 (slightly acidic) in solution. |
air & water reactions | water soluble [hawley]. |
reactivity profile | maximum stability of propylparaben occurs at a ph of 4 to 5. incompatible with alkalis and iron salts. also incompatible with strong oxidizing agents and strong acids . |
fire hazard | flash point data for propylparaben are not available; however, propylparaben is probably combustible. |
propylparaben preparation products and raw materials |
raw materials | sulfuric acid -->4-hydroxybenzoic acid-->1-propanol-->ethylparaben |
trade name: | propyl p-hydroxybenzoate | |||||||||||||||||||||||||||||||||||
structural formula: | ||||||||||||||||||||||||||||||||||||
molecular formula: | c10h12o3 | |||||||||||||||||||||||||||||||||||
molecular weight: | 108.2 | |||||||||||||||||||||||||||||||||||
quality standard: |
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note: | each kind of cosmetic has its exclusive antiseptic system, thus you have do experiment before use. | |||||||||||||||||||||||||||||||||||
packing: | net wt 25kg in pe bag lined cardboard drum (4 bags/drum). | |||||||||||||||||||||||||||||||||||
storage: | sealed, kept in clean, cool and dry place. |